Auto Recall Watch
U.S. public vehicle records

2020 Chevrolet SILVERADO 3500 problems and owner complaints

Explore the records behind recurring owner reports.

Key facts

42 owner complaints analyzed

8 distinct recall campaigns

40,000 mi median reported failure mileage

Scope: 2020 model year. Data updated: . 11 complaints include usable failure mileage. View data status.

Owner-reported patterns

Most common problems

Power Train is the most frequently named component, appearing in 16 of 42 complaints (38.1%). A complaint can name multiple components.

Recurring terms in complaint narratives
TopicMatching reportsShare of complaints
Transmission and shifting1433.3%
Braking behavior1023.8%
Electrical and battery issues24.8%
Steering behavior24.8%
Fuel system concerns12.4%

Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.

Component breakdown

Number of unique complaints naming each component. Top eight shown.

Power Train
16
Service Brakes
7
Engine
6
Fuel/Propulsion System
4
Electrical System
3
Tires
3
Electrical System: Integrated Trailer Brake Control
2
Tires:Tread/Belt
2
Component breakdown data
CategoryCount
Power Train16
Service Brakes7
Engine6
Fuel/Propulsion System4
Electrical System3
Tires3
Electrical System: Integrated Trailer Brake Control2
Tires:Tread/Belt2

Power Train: 16; Service Brakes: 7; Engine: 6; Fuel/Propulsion System: 4; Electrical System: 3; Tires: 3; Electrical System: Integrated Trailer Brake Control: 2; Tires:Tread/Belt: 2

Reported problems by failure mileage

Complaint counts in mileage bands. These are not failure rates per vehicle or mile.

Under 25,000
3
25,000 to 49,999
5
50,000 to 74,999
2
75,000 to 99,999
0
100,000 to 149,999
0
150,000 and above
1
Reported problems by failure mileage data
CategoryCount
Under 25,0003
25,000 to 49,9995
50,000 to 74,9992
75,000 to 99,9990
100,000 to 149,9990
150,000 and above1

Under 25,000: 3; 25,000 to 49,999: 5; 50,000 to 74,999: 2; 75,000 to 99,999: 0; 100,000 to 149,999: 0; 150,000 and above: 1

25,000 to 49,999 miles has the most reports with usable mileage (5). 31 complaints have missing, zero or invalid mileage.

Complaints over time

Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.

2020
1
2021
1
2022
3
2023
8
2024
8
2025
13
2026
8
Complaints over time data
CategoryCount
20201
20211
20223
20238
20248
202513
20268

2020: 1; 2021: 1; 2022: 3; 2023: 8; 2024: 8; 2025: 13; 2026: 8

Pattern summary

Power Train leads the component reports. Transmission and shifting appears in 14 complaint narratives. Braking behavior appears in 10 complaint narratives. Electrical and battery issues appears in 2 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.

Calculated from recorded counts. An AI narrative has not been published for this selection.

Complaint evidence

Examples provide context, not a representative sample or a verified diagnosis.

Owner report 11624953 · 2024-11-13 (November 13, 2024)

Transmission lock up traveling 45 miles an hour while acceleration up modest uphill grade pulling a 3000 pound trailer. The lockup was severe enough to cause passengers to lunge forward with seatbelt engagement. There was no loss of control of the vehicle; however, we did stop the vehicle to inspect it with no damage observed. We expected to see some. This event would have caused a likely loss of control of the vehicle if the lockup was for longer duration. Vehicle also had prior hard shifts that are still occurring. These hard shifts usually o…

Owner-reported narrative. Look up ODI 11624953 at NHTSA ↗

Owner report 11632943 · 2024-12-29 (December 29, 2024)

Dealership told me the throttle body failed in my transmission. I wanted it completely torn down to find the actual point of failure since it did represent the current recall on the truck that hadn't been done because the part isn't yet available. The transmission has been replaced for almost $10,000.00

Owner-reported narrative. Look up ODI 11632943 at NHTSA ↗

Owner report 11403934 · 2021-03-19 (March 19, 2021)

TL* THE CONTACT OWNS A 2020 CHEVROLET SILVERADO 3500. THE CONTACT STATED THAT WHILE DRIVING 45 MPH, THE BRAKE PEDAL WAS DEPRESSED AND MADE AN ABNORMAL GRINDING SOUND. THE CONTACT STATED THAT EXTRA EFFORT WHILE DEPRESSING THE BRAKE PEDAL WAS NEEDED TO STOP THE VEHICLE. THE CONTACT STATED THE BRAKE WEAR SENSOR INDICATED THAT THE FRONT BRAKE PADS WERE AT 73 PERCENT WHILE THE REAR BRAKES WERE AT 52 PERCENT. THE CONTACT STATED THAT THE REAR BRAKE PADS HAD FAILED. THE CONTACT TOOK THE VEHICLE TO LONE STAR CHEVROLET (18900 NORTHWEST FWY, HOUSTON, TX 7…

Owner-reported narrative. 23,000 miles reported. Look up ODI 11403934 at NHTSA ↗

Owner report 11521535 · 2023-05-11 (May 11, 2023)

I purchased a certified pre-owned 2020 Chevy Silverado 3500HD (6.6 Gas) November 2021. Within the next few weeks, I noticed brake squeaking that kept getting worse and the truck braking system would not stop like the 2500 I had traded in when I purchased the 3500HD. I had to adjust the trailer brake gain control up to as high as 9 or 9.5, should not have to adjust that high. I had trouble stopping at intersections and quick /emergency braking situations while pulling our trailer. This tells me the truck braking system is not working properly. …

Owner-reported narrative. Look up ODI 11521535 at NHTSA ↗

Owner report 11540298 · 2023-08-23 (August 23, 2023)

The contact owns a 2020 Chevrolet Silverado 3500. The contact stated that after driving at an undisclosed speed and towing a fifth wheel, after visual inspection, the contact observed that due to the routing of exhaust system, heat from the exhaust had started to melt the front wall of the trailer. The contact was concerned that the trailer battery and propane tank were resting on the other side wall, which could potentially cause a fire. The vehicle was not taken to the dealer or an independent mechanic. The manufacturer was notified of the fa…

Owner-reported narrative. 40,000 miles reported. Look up ODI 11540298 at NHTSA ↗

Owner report 11668128 · 2025-06-20 (June 20, 2025)

The contact owns a 2020 Chevrolet Silverado 3500. The contact stated that while hauling a 2020 Heartland Cyclone, the trailer brakes unexpectedly deactivated. The contact stated that the trailer brake was disconnected, and the warning light to check the trailer winch was illuminated. The vehicle was taken to the dealer, who was unable to determine the cause of failure. The vehicle was not repaired, and the failure persisted. The vehicle was returned to the dealer and the contact was informed that the trailer brake module had failed and needed …

Owner-reported narrative. 52,000 miles reported. Look up ODI 11668128 at NHTSA ↗

Owner report 11670278 · 2025-06-30 (June 30, 2025)

Goodyear Wrangler Trail Runner AT LT275/65R20 126/123S I had been traveling at 55 mph when I started noticing a vibration in the steering wheel and front wheels. It started getting a little more noticeable, so I pulled over and checked out the front tires. I checked the lug nuts, looking for missing wheel balance weights, and checked the tires for any bulges. Everything seemed to be ok. Started driving again and the vibration was still there. As I was slowing down for a traffic light, the tire tread separated, and I pulled over. The tire…

Owner-reported narrative. Look up ODI 11670278 at NHTSA ↗

Owner report 11747679 · 2026-07-01 (July 1, 2026)

The fuel pump driver module. I filled my truck up with diesel and it drove home fine. Later that afternoon left the house and got half mile down the road and the truck just shut off with no warning lamps or message. When this happened, you could not steer the truck and the brakes barley worked, now after the truck cut off a message came to shift in neutral. I was lucky no one was on the road at that time. Now had this happened the day before when I was coming home pulling a 40ft fifth wheel, this could have been catastrophic. When this fuel pum…

Owner-reported narrative. Look up ODI 11747679 at NHTSA ↗

Explore the data

Vehicle analysis explorer

Inspect model-year patterns, reported mileage, monthly activity and the evidence behind each signal.

Data completeness

42 unique complaints in this selection. Analysis snapshot: 2026-09-30.

26.2%Usable mileage11 / 42 records
100.0%Valid incident date42 / 42 records
100.0%Valid filing date42 / 42 records
100.0%Ordered incident and filing dates42 / 42 records

Missing, zero and invalid mileage is excluded. Dates after the snapshot are excluded. Examples are limited selections, not a representative sample.

Problems by model year

Model-wide comparison of the eight most reported components across the model. Cells show counts and shares within each model year. Open a cell for source examples.

Component complaint heatmap
Component201220132014201520162017201820192020202120222023202420252026
Service Brakes
14.3%
ODI 10966092 · 119,705 mi

WHILE DRIVING ON A FOUR-LANE HIGHWAY TOWING OUR 15,500 LB FIFTH WHEEL, SUDDENLY, WITHOUT ANY WARNING, WE HEARD RATTLING, LOST POWER, AND THE ENGINE SHUT DOWN. THE NOISE AND LOSS OF PROPULSION, POWER STEERING AND POWER BRAKES ALL OCCURRED WITHIN ABOUT 2-3 SECONDS. GRATEFULLY, THE DRIVER HAD THE FORTITUDE TO IMMEDIATELY BEGIN PULLING ONTO THE SHOULDER OF THE SLIGHT DOWNWARD SLOPE ON WHICH WERE WERE DRIVING. LUCKILY, WE WERE ON A STRETCH OF ROAD THAT WAS NOT INCLINED, NOT IN A CONSTRUCTION ZONE WITH BARRIERS, NOT IN A SNOWY MOUNTAIN PASS OR IN OTH…

Look up ODI 10966092 at NHTSA ↗

13.8%
ODI 11353797 · 70,000 mi

CAME TO A STOP AT TOP OF EXIT RAMP TRUCK CONTINUED TO ROLL BACKWARDS BRAKE LIGHT AND ABS LIGHT CAME ON, TRUCK BEEPED THREE TIMES COMING UP RAMP, HIT EXCELLERATOR AND TRUCK ENGINE DID NOT RESPOND. HIT EMERGENCY BRAKE. PUT TRUCK IN PARK AND TURN OFF IGNITION. TRUCK REFUSED TO START. EXTREMELY DANGEROUS STOP TO CUT OFF AS TRACTOR TRAILER WE'RE COMING OFF INTERSTATE BEHIND ME FULL SPEED TO TRUCK STOP (BEFORE THIS INCIDENT THE TRUCK HAD DRIVEN COMPLETELY FINE ON A 60 MILE DRIVE ALL INTERSTATE EXCEPT FOR MAYBE THREE MILES. ). TRUCK IS STILL AT THE M…

Look up ODI 11353797 at NHTSA ↗

00.0%

No examples available for this selection.

1019.2%
ODI 10747566 · 105 mi

A WARNING MESSAGE COMES ON THE DASH TELLING THE DRIVER THERE IS A ISSUE WITH THE TRAILER BRAKES, OR WIRING SYSTEM. THE TRAILER BRAKES BECOME INOPERABLE WHEN THIS COMES ON. WE HAVE CONTACTED GM WITH THE ISSUE, BOTH AT THE DEALER LEVEL AND AT THE CORPORATE LEVEL; AND THEY INSIST IT IS A PROBLEM WITH OUR TRAILERS. THE SAME TRAILERS ARE USED WITH OLDER CHEVROLET TRUCKS WITHOUT INCIDENT. WE HAVE ALSO BEEN INFORMED BY GM THAT THE 2015 SILVERADO 2500'S ARE EQUIPPED WITH A MORE SENSITIVE TRAILERING SYSTEM. WHEN THE CONNECTION BECOMES WET DURING INCLEME…

Look up ODI 10747566 at NHTSA ↗

1019.6%
ODI 10909332 · 4,000 mi

TL* THE CONTACT OWNS A 2016 CHEVROLET SILVERADO 3500. WHILE DRIVING APPROXIMATELY 70 MPH HAULING A GOOSE NECK FLATBED DUEL TANDEM TRAILER, THE POWER BUS BAR SHORTED. IN ADDITION, THERE WAS A FAILURE WITH A LOOSE WIRE ASSOCIATED WITH THE STARTER. THE RADIO WOULD NOT TURN OFF AND THE CONTACT WAS LOCKED IN THE VEHICLE. THE CONTACT WAS ABLE TO EXIT THE VEHICLE AFTER SEVERAL ATTEMPTS. THE VEHICLE WAS TOWED TO THE DEALER. THE DEALER TIGHTENED THE WIRES AND REPLACED ALL OF THE BUS BARS. THE NEXT MORNING, WITHIN LESS THAN 20 MILES, THE BUS BARS FAILED…

Look up ODI 10909332 at NHTSA ↗

00.0%

No examples available for this selection.

15.3%
ODI 11452090

stabilitrak system truck speeds up when braking,and pulls left or right transmission shift hard when warning lights come on intermittently

Look up ODI 11452090 at NHTSA ↗

313.6%
ODI 11547359

The right brake caliper malfunctioned and is available for inspection from dealer. There was significant safety risk due to the fact all brake power was lost making the vehicle very difficult to stop. The dealer confirmed the caliper failed. The component has not been inspected. No warning, or symptoms and vehicle is maintained at dealer at recommended intervals.

Look up ODI 11547359 at NHTSA ↗

716.7%
ODI 11403934 · 23,000 mi

TL* THE CONTACT OWNS A 2020 CHEVROLET SILVERADO 3500. THE CONTACT STATED THAT WHILE DRIVING 45 MPH, THE BRAKE PEDAL WAS DEPRESSED AND MADE AN ABNORMAL GRINDING SOUND. THE CONTACT STATED THAT EXTRA EFFORT WHILE DEPRESSING THE BRAKE PEDAL WAS NEEDED TO STOP THE VEHICLE. THE CONTACT STATED THE BRAKE WEAR SENSOR INDICATED THAT THE FRONT BRAKE PADS WERE AT 73 PERCENT WHILE THE REAR BRAKES WERE AT 52 PERCENT. THE CONTACT STATED THAT THE REAR BRAKE PADS HAD FAILED. THE CONTACT TOOK THE VEHICLE TO LONE STAR CHEVROLET (18900 NORTHWEST FWY, HOUSTON, TX 7…

Look up ODI 11403934 at NHTSA ↗

512.5%
ODI 11363792 · 1,000 mi

I GOT MY TRUCK IN MAY AND AFTER TWO MONTHS THE BATTERY WENT COMPLETELY DEAD WITHOUT WARNING SO HAD DEALERSHIP TOW IT TO SERVICE KEPT TWO WEEKS SAID IT WAS BATTERY. NOW SAME THING HAPPENED AGAIN. CALLED ROADSIDE ASSISTANCE FROM PHONE BECAUSE ON STAR WOULDN'T EVEN WORK. THEY COME OUT AND JUMPED IT. THE JUMP STARTED TRUCK BUT NOW PARKING BREAK WON'T RELEASE AND I HAVE A SERVICE LIGHT ISSUE,, STILL WAITING FOR CHEVY TO OPEN TO HAVE IT TOWED AGAIN. IS ANYONE ELSE DEALING WITH PROBLEMS? I WAS TOLD BY THE DEALER LAST TIME THAT THE ROCKY RIDGE ADDITION…

Look up ODI 11363792 at NHTSA ↗

414.8%
ODI 11500163

I was following a vehicle at 3-4 car lengths at 35 MPH. The vehicle in front made an aggressive stop and although I immediately saw the incident, I could not stop in time with a full panic stop by pressing the brakes hard to the floor. My brakes felt greasy and even though I had enough separation, the truck did not decelerate much. I felt the anti-lock mechanism but it did not seem to slow the vehicle.

Look up ODI 11500163 at NHTSA ↗

00.0%

No examples available for this selection.

1224.5%
ODI 11535340

Trailer Brake controller DIC shows "check trailer wiring" and Brakes are not functioning. Intermittent issue but mostly no brakes. Lights all work fine. New RV bought in [XXX] testing brakes and DIC indicated issue. Stokes Chevy dealer replaced Brake controller and for 1st 1 1/2 hours on [XXX] no issue. Pulled over for lunch and when restarted truck the issue came back. no brakes or at best intermittent for 700 miles. numerous times pulled over and reconnected 7 pin. using GM recommended 7 pin on RV. Brakes and wires tested by RV dealer. Ford w…

Look up ODI 11535340 at NHTSA ↗

325.0%
ODI 11647786

The trailer brake controller randomly shuts down. We have gone through our trailer meticulously and have found zero issues. We have used this trailer with other trucks without any issues. This truck brake controller is shutting down leaving the driver with out brakes. We almost had a wreck due to this. GM keeps telling us that it is a trailer issue however the trailer works perfectly with any other truck. Someone is going to die in a wreck of this is not addressed immediately.

Look up ODI 11647786 at NHTSA ↗

00.0%

No examples available for this selection.

Electrical System
28.7%
ODI 10644013 · 51,350 mi

TRUCK STALLED WITH A FULL TANK OF GAS ON A BUSY HIGHWAY. I TOOK IT TO THE DEALER AND HAD TRANSFER SWITCH AND TWO SENSORS REPLACED. *TR

Look up ODI 10644013 at NHTSA ↗

415.4%
ODI 10559546 · 1,800 mi

THE VEHICLE'S ENGINE COMPARTMENT CAUGHT ON FIRE FOLLOWING GOING THROUGH A CAR WASH. I STOPPED AFTER PULLING ACROSS THE STREET AND NOTICED FALSE FAULT INDICATIONS ON THE DISPLAY, FOLLOWED BY SMOKE BLOWING FROM THE HEATER VENTS. I PULLED INTO A PARKING SPACE, RAISED THE HOOD, AND SAW FLAMES COMING FROM THE LEFT REAR OF THE ENGINE COMPARTMENT AS YOU FACE THE VEHICLE. I BORROWED A FIRE EXTINGUISHER FROM A STORE AND PUT THE FIRE OUT. I HAVE RECEIVED LITTLE INFORMATION FROM GM IN 2 1/2 MONTHS AND NOTHING INDICATES TO ME THEY HAVE TAKEN THIS ENGIN…

Look up ODI 10559546 at NHTSA ↗

110.0%
ODI 11399264 · 37,900 mi

VEHICLE PARKED AT MY HOME, STARED REMOTELY TO DEFROST. UPON ENTERING SMELLED SLIGHT SMOKE SMELL. NOTICED RIGHT SIDE OF REAR SLIDING WINDOW HAD SHATTERED.CHECKED ON LINE FOR POSSIBLE ISSUES, RECALL IN CANADA. ALSO FOUND PROGRAM N192265660 FROM G.M.. SERVICING DEALER CONTACTED GM, THEY WON'T DO ANYTHING ABOUT ISSUE. LUCKILY NO ONE WAS IN REAR SEAT WHERE THEY PROBABLY WOULD HAVE BEEN HIT WITH SHATTERED GLASS. APPEARS ELECTRICAL ISSUE CAUSED GLASS TO SHATTER.

Look up ODI 11399264 at NHTSA ↗

1325.0%
ODI 10747566 · 105 mi

A WARNING MESSAGE COMES ON THE DASH TELLING THE DRIVER THERE IS A ISSUE WITH THE TRAILER BRAKES, OR WIRING SYSTEM. THE TRAILER BRAKES BECOME INOPERABLE WHEN THIS COMES ON. WE HAVE CONTACTED GM WITH THE ISSUE, BOTH AT THE DEALER LEVEL AND AT THE CORPORATE LEVEL; AND THEY INSIST IT IS A PROBLEM WITH OUR TRAILERS. THE SAME TRAILERS ARE USED WITH OLDER CHEVROLET TRUCKS WITHOUT INCIDENT. WE HAVE ALSO BEEN INFORMED BY GM THAT THE 2015 SILVERADO 2500'S ARE EQUIPPED WITH A MORE SENSITIVE TRAILERING SYSTEM. WHEN THE CONNECTION BECOMES WET DURING INCLEME…

Look up ODI 10747566 at NHTSA ↗

611.8%
ODI 10909332 · 4,000 mi

TL* THE CONTACT OWNS A 2016 CHEVROLET SILVERADO 3500. WHILE DRIVING APPROXIMATELY 70 MPH HAULING A GOOSE NECK FLATBED DUEL TANDEM TRAILER, THE POWER BUS BAR SHORTED. IN ADDITION, THERE WAS A FAILURE WITH A LOOSE WIRE ASSOCIATED WITH THE STARTER. THE RADIO WOULD NOT TURN OFF AND THE CONTACT WAS LOCKED IN THE VEHICLE. THE CONTACT WAS ABLE TO EXIT THE VEHICLE AFTER SEVERAL ATTEMPTS. THE VEHICLE WAS TOWED TO THE DEALER. THE DEALER TIGHTENED THE WIRES AND REPLACED ALL OF THE BUS BARS. THE NEXT MORNING, WITHIN LESS THAN 20 MILES, THE BUS BARS FAILED…

Look up ODI 10909332 at NHTSA ↗

00.0%

No examples available for this selection.

315.8%
ODI 11203138 · 28,400 mi

WHEN THE TRUCK IS TURNED OFF IT SOMETIMES CAN TAKE ANYWHERE FROM 2 MINUTES TO OVER 1 HOUR TO RESTART. WHEN THIS ISSUE OCCURS AND THE KEY IS TURNED TO START THE VEHICLE ALL YOU WILL HEAR IS A "CLICK" SOUND COMING FROM WHAT I ASSUME IS THE STARTER. WHILE NOT STARTING, EVERYTHING ELSE ELECTRICAL IN THE VEHICLE SEEMS TO BE WORKING FINE. ALTHOUGH THIS TRUCK WAS DELIVERED NEW IN DECEMBER OF 2017(BUILD DATE OF 8/17), IT WAS NOT PUT ON THE ROAD AND IN SERVICE(BUILT OUT AS A TOW TRUCK) UNTIL MID MAY OF 2018. ALTHOUGH THIS STARTING ISSUE DID NOT BEG…

Look up ODI 11203138 at NHTSA ↗

522.7%
ODI 11522066

The electrical connector vibrated loose at the injector. The mechanic said he has seen this happen before and GM said its because those motors vibrate excessively. It caused my vehicle to run in reduced power mode. In that mode it was lurching forward uncontrollably and it felt like the transmission was banging. What damage will that alone cause in the future? Also, if GM knows there is an issue, why isn't it fixed? Why is the consumer responsible for poor engineering or design flaws? It isn't normal wear and tear or neglect on my part. The rep…

Look up ODI 11522066 at NHTSA ↗

37.1%
ODI 11463966

GM recall N2123544170 DPF regeneration temperature /DEF heater for cold weather operation to keep def from freezing and also for thawing frozen def...dealer to replace def tank and internal heating element...dealer was unable to give a time line for replacement parts needed to fix truck.(parts are back ordered)So truck ECM=electonic control module.throws trouble code to reduce engine power that starts taking away engine power at 65 mph...then 55 mph... then 45... all the way down to 5 mph. This can happen at any time or anywhere that can resul…

Look up ODI 11463966 at NHTSA ↗

1230.0%
ODI 11363792 · 1,000 mi

I GOT MY TRUCK IN MAY AND AFTER TWO MONTHS THE BATTERY WENT COMPLETELY DEAD WITHOUT WARNING SO HAD DEALERSHIP TOW IT TO SERVICE KEPT TWO WEEKS SAID IT WAS BATTERY. NOW SAME THING HAPPENED AGAIN. CALLED ROADSIDE ASSISTANCE FROM PHONE BECAUSE ON STAR WOULDN'T EVEN WORK. THEY COME OUT AND JUMPED IT. THE JUMP STARTED TRUCK BUT NOW PARKING BREAK WON'T RELEASE AND I HAVE A SERVICE LIGHT ISSUE,, STILL WAITING FOR CHEVY TO OPEN TO HAVE IT TOWED AGAIN. IS ANYONE ELSE DEALING WITH PROBLEMS? I WAS TOLD BY THE DEALER LAST TIME THAT THE ROCKY RIDGE ADDITION…

Look up ODI 11363792 at NHTSA ↗

414.8%
ODI 11574193

Message will appear that states : trailer brake system needs serviced “ When that appears and I am currently towing a trailer I lose all power to trailer including the brakes. I can’t signal I can’t use the trailer brakes. I’m towing 14,000 lbs and when I’m going down a 6% grade this is very dangerous. I have had vehicle in twice for this issue , first time I was told they replaced a controller, 2nd time they said no problems detected. For me to lose all power to tow vehicle is unacceptable and extremely dangerous

Look up ODI 11574193 at NHTSA ↗

16.7%
ODI 11666266

I have been experiencing the "SHIFT TO PARK" issue that GM Vehicles have been experiencing. My 2320 Chevrolet Silverado 3500HD High Country is not on the Recall for this issue, and I have approached my local dealer about it. I have not been able to fully addressed that issue yet, because I am dealing with a failed Transmission Valve Body that is covered under my drivetrain warranty, but not the GM recall for the 10L100 Allison Transmissions (GM N242454441). I undoubly have faulty parts/components contributing to this issue the fails to c…

Look up ODI 11666266 at NHTSA ↗

1428.6%
ODI 11521692 · 2,800 mi

The contact owns a 2024 Chevrolet Silverado 3500. The contact stated while driving 30 MPH towing a trailer and depressing the brake pedal, the trailer failed to slow down as intended. The contact was able to continue driving to the destination. The vehicle was taken to the dealer and the contact was informed that an undisclosed electrical module needed to be added to the vehicle. The vehicle was not repaired. The manufacturer was contacted but no assistance was provided. The failure mileage was 2,800.

Look up ODI 11521692 at NHTSA ↗

325.0%
ODI 11636085

The tailgate is unlatching itself (electronically). This occurs every 30 seconds when the vehicle is parked. This is a safety issue because if someone is standing or walking behind the vehicle, the tailgate will open and injure them. Because the lights activate when the tailgate unlatches, the battery was drained and the vehicle could not start. Thus damaging the life of the battery. This has occurred consistently for the last 2 days. The dealer has the part for the issue because the 2024 has a recall but 2025 (ours) does not. Please be advised…

Look up ODI 11636085 at NHTSA ↗

00.0%

No examples available for this selection.

Engine
417.4%
ODI 10484840 · 20,000 mi

TL* THE CONTACT OWNS A 2012 CHEVROLET SILVERADO 3500. THE CONTACT STATED THAT WHEN THE HEATER WAS ACTIVATED, THE EXHAUST FUMES WOULD ENTER THE CABIN OF THE VEHICLE. THE VEHICLE WAS TAKEN TO THE DEALER FOR INSPECTION WHERE THEY ADVISED THAT THE DOWN TUBE FAILED AND NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED AND THE ODOR WAS STILL PRESENT IN THE VEHICLE. THE MANUFACTURER WAS NOT NOTIFIED. THE FAILURE MILEAGE WAS 20,000.

Look up ODI 10484840 at NHTSA ↗

415.4%
ODI 11048858 · 209,000 mi

2013 CHEVROLET SILVERADO K3500HD LTZ CREWCAB 6.6L DURAMAX : ENGINE REGULARLY FAILS TO START. SINCE ACQUIRING THIS PRE-OWNED TRUCK IN JUNE 2017 I HAVE EXPERIENCED THREE INSTANCES WHERE THE ENGINE TURNS OVER WHILE ATTEMPTING TO START BUT FAILS TO DO SO. IN ALL CASES THE ATTEMPT TO START WAS MADE AFTER THE VEHICLE SAT OUTSIDE OVERNIGHT. VEHICLE WAS ORIENTED WITH A SLIGHT UPHILL (5 DEGREES) NOSE UP ATTITUDE. BATTERY (THERE ARE 2) CONDITION TESTED WELL WITHIN SPECIFICATIONS FOR STATE OF CHARGE,VOLTAGE AND AMPERAGE. AFTER HAVING THE TRUCK TOWED TO VA…

Look up ODI 11048858 at NHTSA ↗

110.0%
ODI 10680902 · 18,000 mi

TL*THE CONTACT OWNS A 2014 CHEVROLET SILVERADO 3500. THE CONTACT STATED THAT WHILE DRIVING AT APPROXIMATELY 65 MPH, THERE WAS SMOKE COMING FROM THE HOOD AND THERE WAS A CHEMICAL ODOR INSIDE THE VEHICLE. THE CONTACT MENTIONED THAT THE EXHAUST FLUID CONTAINED AMMONIA. THE FAILURE RECURRED ON MULTIPLE OCCASIONS. THE VEHICLE WAS TAKEN TO A DEALER WHERE IT WAS DIAGNOSED THAT DIESEL EXHAUST FLUID WAS LEAKING DUE TO A GASKET FAILURE. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 18,000.

Look up ODI 10680902 at NHTSA ↗

815.4%
ODI 10860076

BOUGHT THIS VEHICLE NEW FROM DEALER IN SEPT 2015 WITH THE DEALER INSTALLED FLATBED ALREADY ON IT, ON THEIR DEALERSHIP LOT. FUEL MILEAGE WAS POOR FROM THE FIRST, "ENGINE LIGHT ON" FROM THE FIRST; TRANSMISSION DRAGGING FROM THE FIRST DAY WE BOUGHT IT. SERVICE ADVISORS AND THE SALESMAN SAID DRIVE IT AND IT WILL CLEAR OUT. IT GOT WORSE. THE DEALERSHIP FINALLY SENT IT TO THE COMPANY WHO INSTALLED THE FLATBED FOR THEM, AND THEY SAID THERE WAS AN ELECTRICAL SHORT IN THE FUEL PUMP WHICH THEY REPLACED. THE AUTOMATIC TRANSMISSION DID NOT SHIFT SMOOT…

Look up ODI 10860076 at NHTSA ↗

59.8%
ODI 10930297 · 51,000 mi

WE HAVE HAD REPEATED INSTANCES, WHERE ENGINE LIGHT COMES ON, AND FUEL GUAGE FLAT LINES. IF YOU CAN NOT GET TO A QUALIFIED DEALER SOON ENOUGH, VEHICLE SHUTS DOWN WITHOUT WARNING[ACTUALLY IT REMAINS RUNNING UNTIL IT ALMOST COMES TO A COMPLETE STOP]. WE HAVE HAD TO INSTANCES OF SHUT DOWN, AND AT LEAST 6 INSTANCES ALTOGETHER OF ENGINE LIGHT/ FUEL GUAGE FLAT LINE. THIS HAS ALL HAPPENED SINCE VEHICLE WAS PUT IN SERVICE IN JANUARY / 2016. WE USE THIS VEHICLE TO TRAVEL ACROSS THE LOWER 48, AND PARTS OF CANADA, TO PICK UP BREEDING BULLS, THAT HAVE VALUE…

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215.4%
ODI 11280133

TL* THE CONTACT OWNS A 2017 CHEVROLET SILVERADO 3500. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 19V328000 (ENGINE). THE MANUFACTURER WAS NOT NOTIFIED OF THE ISSUE. RUSSELL BARNETT CHEVROLET GMC (LOCATED AT1981 COWAN HWY, WINCHESTER, TN 37398, [phone removed]) STATED THAT THE PART WAS NOT AVAILABLE FOR THE REPAIR. THE CONTACT HAD NOT EXPERIENCED A FAILURE. PARTS DISTRIBUTION DISCONNECT. *DT FOLLOW-UP 22-JAN-2020 : MANUFACTURER AND DEALER HAVE BEEN CONTACTED AGAIN, (21-JAN-2020), AND NO REMEDY IS AVAILABLE AT THIS TIME. REPAIR …

Look up ODI 11280133 at NHTSA ↗

631.6%
ODI 11255347

TL* THE CONTACT OWNS A 2018 CHEVROLET SILVERADO 3500. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 19V328000 (ENGINE); HOWEVER, THE PART TO DO THE RECALL REPAIR WAS NOT AVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. A DEALER WAS NOT CONTACTED. THE MANUFACTURER WAS MADE AWARE OF THE ISSUE. THE CONTACT HAD NOT EXPERIENCED A FAILURE. PARTS DISTRIBUTION DISCONNECT.

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418.2%
ODI 11150770 · 200 mi

EXPERIENCED KNOWN CHUGGLE ISSUE AT ONLY 200 MILES ON THE NEW VEHICLE. INFORMATION REGARDING THIS KNOWN ISSUE BY GM BELOW (KNOWN ISSUE SINCE 2017). #PIP5480: HESITATION, BUMP OR CHUGGLE INVOLVED REGION OR COUNTRY: NORTH AMERICA ADDITIONAL RPO/S: 6.6 L5P CONDITION: CUSTOMER CONCERN MAY BE OF A HESITATION, BUMP, CHUGGLE, JERK OR A FEELING OF HARSHNESS UNDER THE FOLLOWING CONDITIONS:  1. VEHICLE SPEED IN THE RANGE OF 25-45 MPH.  2. LIGHT ACCELERATOR PEDAL TIP-IN OR TIP-OUT MANEUVER.  3. TRANSMISSION IN 3RD GEAR. …

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614.3%
ODI 11359976 · 10 mi

NEW VEHICLE ON DEALER LOT. ENGINE (DIESEL) WOULD NOT START REMOTELY AND ENGINE LIGHT CAME ON WHEN THE ENGINE WAS STARTED MANUALLY.

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37.5%
ODI 11434428

Was driving my 3500 (an 8000# truck capable of towing 20k#) and suddenly the vehicle lost power and steering, forcing me to the shoulder of a curvy mountain road, going downhill. Truck then started blinking lights and telling me to restart. upon restart, the truck would not engage the transmission. Truck was in drive but the motor was just rev'ing. I turned truck off and then back on and it seemed to return to normal. Am not comfortable driving truck at this time. GM has been notified of the issue, and, has not diagnosed an issue, as of this wr…

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311.1%
ODI 11497007

2022 CHEVROLET SILVERADO 3500. CONSUMER WRITES IN REGARD TO SEVERAL DEFECTS ON THE VEHICLE.

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426.7%
ODI 11654452

We bought a Chevrolet Silverado from 2023 as a new car in October 2024. It is an imported vehicle, as we live in Germany. After 7146km we broke down on the highway on [XXX] with engine damage. There were no signs or warnings beforehand. The Chevrolet simply stalled while driving and indicated that the start/stop button should be pressed. However, this had no effect. The whole vehicle came to a standstill. Not even the wheels were still rolling. A call to the seller (GeigerCars in Munich/Germany) immediately revealed that it was probably engine …

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36.1%
ODI 11695918

At approximately 35,126 miles the oil cooler cracked and flooded my engine cooling system with over 2.5 gallons of oil causing catastrophic engine failure.

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216.7%
ODI 11718910

>Exhaust fumes are returned back in to the cab of the truck. >Exhaust fumes, particularly from diesel engines, are highly dangerous, containing carbon monoxide, nitrogen oxides, and fine particles that can cause severe respiratory illnesses, cardiovascular disease, and cancer. Short-term exposure leads to dizziness, headaches, and nausea, while long-term exposure can be fatal or cause lasting lung damage. >Truck was taken to dealer and verified by service to be an issue. I have attached the paperwork from that appointment. >The truck was fixe…

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150.0%
ODI 11745220

My 2026 Chevrolet Silverado 3500 with the 6.6L Duramax diesel has experienced three separate P2463 Diesel Particulate Filter excessive soot accumulation events at approximately 4,300, 5,500, and 10,280 miles. Each event required a Chevrolet dealer to perform a forced regeneration to restore normal operation. The most serious event occurred while towing an approximately 15,000-pound loaded dump trailer on a public county road. While climbing a hill, the truck entered reduced-power/limp mode associated with the emissions/DPF system. Power was re…

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Power Train
14.3%
ODI 10853794 · 29,000 mi

2012 SILVERADO 3500HD WITH DEALER INSTALLED DEJANA RUGBY DUMP BODY THE DUMP BODY HOIST MAKES CONTACT WITH THE ELECTRONIC TRAILER BRAKE/BODY CONTROL MODULE EVENTUALLY CRACKING OPEN OR DAMAGING THE TOP OF THE MODULE AND ALLOWING MOISTURE/WATER INSIDE DAMAGING THE MODULE. THIS CAUSES A NO START CONDITION AND OR ERRATIC GAUGES, DOOR LOCKS, ABS & BRAKE LIGHTS TO COME ON, DRIVABILITY ISSUES TRUCK CAN GO INTO A LIMP MODE WITH NO SHIFTING ETC. TEST EQUIPMENT SHOWS NO COMMUNICATION TO ECM ERRORS AND DRIVETRAIN- PROBLEM WILL OCCUR WHILE DRIVING. WH…

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519.2%
ODI 11507940

According to GM 2009 to 2015 Chevy Silverado transmission control module and wiring harness failed. People have been without their cars for more than a year ours has been down for 6 months. NO dates for the parts to be back in stock.

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00.0%

No examples available for this selection.

59.6%
ODI 10840319 · 125,000 mi

I WAS DRIVING ON US HIGHWAY 12 GOING APPROX. 35 MPH WHEN THE REAR END DIFFERENTIAL LOCKUP AND CAUSED ME TO SLID OFF THE ROAD IN A TURN THAT ALSO HAD ICE WHILE TOWING A FIFTH WHEEL THE ACCIDENT CAUSED DAMAGE TO THE RIGHT FRONT FENDER AND THE RIGHT REAR AND RIGHT SIDE OF THE 8 FOOT BED ALONG WITH THE WINDSHIELD AND A FRONT DRIVE LINE FOR 4 WHEEL DRIVE I HAVE HAD MULTIPLE ISSUES WITH THE FRONT DRIVE LINE BREAKING UNDER NORMAL CONDITIONS AS WELL I ALSO HAVE VIDEO OF THE REAR END DIFFERENTIAL MOVING FROM SIDE TO SIDE TO SHOW THE MOVEMENT AND SHOW WH…

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35.9%
ODI 10930297 · 51,000 mi

WE HAVE HAD REPEATED INSTANCES, WHERE ENGINE LIGHT COMES ON, AND FUEL GUAGE FLAT LINES. IF YOU CAN NOT GET TO A QUALIFIED DEALER SOON ENOUGH, VEHICLE SHUTS DOWN WITHOUT WARNING[ACTUALLY IT REMAINS RUNNING UNTIL IT ALMOST COMES TO A COMPLETE STOP]. WE HAVE HAD TO INSTANCES OF SHUT DOWN, AND AT LEAST 6 INSTANCES ALTOGETHER OF ENGINE LIGHT/ FUEL GUAGE FLAT LINE. THIS HAS ALL HAPPENED SINCE VEHICLE WAS PUT IN SERVICE IN JANUARY / 2016. WE USE THIS VEHICLE TO TRAVEL ACROSS THE LOWER 48, AND PARTS OF CANADA, TO PICK UP BREEDING BULLS, THAT HAVE VALUE…

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17.7%
ODI 11112861 · 9,200 mi

THE RETURN LINE FROM THE TRANSMISSION COOLER IS RUBBING ON THE BUMPER MOUNT BRACKET. MY VEHICLE HAS JUST OVER 9000 MILES ON IT AND THE COVER AROUND THE LINE IS ALREADY WORN THROUGH. THE WAY THE LINE IS MOUNTED OFFERS NO FLEXIBILITY TO PUSH IT AWAY FROM THE BUMPER BRACKET. THIS WILL EVENTUALLY LEAD TO A FAILURE OF THE RETURN LINE ON THE TRANSMISSION COOLER. I WAS INFORMED OF THIS ISSUE BY A POST ON A PUBLIC FORUM. THE PERSON THAT POSTED THIS ISSUE HAD A FAILURE OF THE RETURN LINE IN THE SAME SPOT DUE TO THE SAME ISSUE.

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210.5%
ODI 11397056

REDUCTANT HEATER WENT OUT. KNOWN PROBLEM WITH THESE TRUCKS YET NO RECALL SO WHEN YOU ARE OVER THERE EMMISIONS WARRANTY YOU'RE OUT OF LUCK TRUCK HAD 60K ON IT AND IS GOING TO COST ME 1600$ BETWEEN PARTS AND LABOR TO FIX IT

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522.7%
ODI 11150770 · 200 mi

EXPERIENCED KNOWN CHUGGLE ISSUE AT ONLY 200 MILES ON THE NEW VEHICLE. INFORMATION REGARDING THIS KNOWN ISSUE BY GM BELOW (KNOWN ISSUE SINCE 2017). #PIP5480: HESITATION, BUMP OR CHUGGLE INVOLVED REGION OR COUNTRY: NORTH AMERICA ADDITIONAL RPO/S: 6.6 L5P CONDITION: CUSTOMER CONCERN MAY BE OF A HESITATION, BUMP, CHUGGLE, JERK OR A FEELING OF HARSHNESS UNDER THE FOLLOWING CONDITIONS:  1. VEHICLE SPEED IN THE RANGE OF 25-45 MPH.  2. LIGHT ACCELERATOR PEDAL TIP-IN OR TIP-OUT MANEUVER.  3. TRANSMISSION IN 3RD GEAR. …

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1638.1%
ODI 11624953

Transmission lock up traveling 45 miles an hour while acceleration up modest uphill grade pulling a 3000 pound trailer. The lockup was severe enough to cause passengers to lunge forward with seatbelt engagement. There was no loss of control of the vehicle; however, we did stop the vehicle to inspect it with no damage observed. We expected to see some. This event would have caused a likely loss of control of the vehicle if the lockup was for longer duration. Vehicle also had prior hard shifts that are still occurring. These hard shifts usually o…

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717.5%
ODI 11434428

Was driving my 3500 (an 8000# truck capable of towing 20k#) and suddenly the vehicle lost power and steering, forcing me to the shoulder of a curvy mountain road, going downhill. Truck then started blinking lights and telling me to restart. upon restart, the truck would not engage the transmission. Truck was in drive but the motor was just rev'ing. I turned truck off and then back on and it seemed to return to normal. Am not comfortable driving truck at this time. GM has been notified of the issue, and, has not diagnosed an issue, as of this wr…

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311.1%
ODI 11625346

My 2022 Chevy Silverado has been to 4 different GMC/Chevrolet Dealerships since August 2024 and is currently broken down in Indiana at Sauers Buick GMC Although, it has been to 4 different dealerships to confirm there is a Faulty Part of the Transmission, Part # 24048701 A Body Control Valve, i have been on the waiting List since August 2024 for this part at 4 different dealers ships Some days it drives fine, and others it will flash a message that it is in Reduced Power Mode and it will not shift properly at this point There is no parts av…

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960.0%
ODI 11607080

Allison transmission valve body failure, going on 2 months backorder due to high demand for this part several others are experiencing long delays. Perhaps a recall will gets things moving

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1530.6%
ODI 11582079

I was towing my 36 ft 5th wheel home from my storage place when the engine stopped. I had no brakes or power steering. I was coming up to a stop sign when this occurred so fortunately I was only moving about 15 mph. I was able to stop the truck and trailer by using the 5th wheel braking system without any damage to vehicle or other property. Once I regained my composure I tried to start the truck. All the dash lights were on but it would not start. The digital display kept showing Service ECM & Service StabiliTrak. I had the truck towed …

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325.0%
ODI 11653980

VALVE BODY FAILURE. TRUCK IS 6 MONTHS OLD. JUST HIT 37000 MILES. ENGINE BRAKE DISENGAGED, CHECK ENGINE LIGHT, TRAILERING OPTION DISABLED, AND WOULD NOT SHIFT OUT OF 1ST GEAR. TOWED TO DEALERSHIP TO BE TOLD VALVE BODY FAILED. REPLACEMENT PART HAS BEEN ORDERED AND NO ETA ON AVAILABILITY. GM MIGHT NEED TO BUY MY TRUCK BACK!

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00.0%

No examples available for this selection.

Service Brakes, Hydraulic:Antilock/Traction Control/Electronic Limited Slip
00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

Service Brakes, Hydraulic
00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

00.0%

No examples available for this selection.

Fuel/Propulsion System
417.4%
ODI 10644013 · 51,350 mi

TRUCK STALLED WITH A FULL TANK OF GAS ON A BUSY HIGHWAY. I TOOK IT TO THE DEALER AND HAD TRANSFER SWITCH AND TWO SENSORS REPLACED. *TR

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311.5%
ODI 10654116 · 62,500 mi

WHILE TRAVELING ON INTERSTATE 80, IN IOWA, THE FUEL TRANSFER PUMP ON REAR FUEL TANK MALFUNCTIONED CAUSING A PRESSURIZATION OF THE FORWARD FUEL TANK WHICH RESULTED IN FUEL SPRAY TO FROM THE FORWARD FUEL TANK FILL-NECK. TO STOP THE CONTINUOUS LOSS OF FUEL , I HAD TO PULL FUSE #18 FROM FUSE BOX UNDER HOOD FOR THE REAR FUEL TANK FUEL TRANSFER PUMP TO SHUT IT OFF. REAR FUEL TANK CAPACITY IS 40 GALLONS AND FORWARD FUEL TANK IS 23.5. I ESTIMATE A LOSS OF 20 GALLONS ON HIGHWAY BEFORE I DISCOVERED THE PROBLEM. THIS SYSTEM RUNS THE ENGINE FROM THE FORWA…

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330.0%
ODI 10899800 · 196,000 mi

TL* THE CONTACT OWNS A 2014 CHEVROLET SILVERADO 3500. WHILE DRIVING 65 MPH, THE SPEEDOMETER DECELERATED TO 1 MPH WITHOUT WARNING. THE VEHICLE WAS TOWED TO A DEALER WHERE IT WAS DIAGNOSED THAT THE HIGH PRESSURE FUEL PUMP FAILED AND CAUSED THE METAL SHAVINGS TO CLOG THE FUEL SYSTEM. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND STATED THAT THERE WAS A TSB IN REFERENCE TO THE FAILURE. THE TSB NUMBER WAS UNAVAILABLE. THE FAILURE MILEAGE WAS APPROXIMATELY 196,000.

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1121.2%
ODI 10860076

BOUGHT THIS VEHICLE NEW FROM DEALER IN SEPT 2015 WITH THE DEALER INSTALLED FLATBED ALREADY ON IT, ON THEIR DEALERSHIP LOT. FUEL MILEAGE WAS POOR FROM THE FIRST, "ENGINE LIGHT ON" FROM THE FIRST; TRANSMISSION DRAGGING FROM THE FIRST DAY WE BOUGHT IT. SERVICE ADVISORS AND THE SALESMAN SAID DRIVE IT AND IT WILL CLEAR OUT. IT GOT WORSE. THE DEALERSHIP FINALLY SENT IT TO THE COMPANY WHO INSTALLED THE FLATBED FOR THEM, AND THEY SAID THERE WAS AN ELECTRICAL SHORT IN THE FUEL PUMP WHICH THEY REPLACED. THE AUTOMATIC TRANSMISSION DID NOT SHIFT SMOOT…

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1121.6%
ODI 10930297 · 51,000 mi

WE HAVE HAD REPEATED INSTANCES, WHERE ENGINE LIGHT COMES ON, AND FUEL GUAGE FLAT LINES. IF YOU CAN NOT GET TO A QUALIFIED DEALER SOON ENOUGH, VEHICLE SHUTS DOWN WITHOUT WARNING[ACTUALLY IT REMAINS RUNNING UNTIL IT ALMOST COMES TO A COMPLETE STOP]. WE HAVE HAD TO INSTANCES OF SHUT DOWN, AND AT LEAST 6 INSTANCES ALTOGETHER OF ENGINE LIGHT/ FUEL GUAGE FLAT LINE. THIS HAS ALL HAPPENED SINCE VEHICLE WAS PUT IN SERVICE IN JANUARY / 2016. WE USE THIS VEHICLE TO TRAVEL ACROSS THE LOWER 48, AND PARTS OF CANADA, TO PICK UP BREEDING BULLS, THAT HAVE VALUE…

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215.4%
ODI 11206524

RECALL WAS ANNOUNCED FEB 7, 2019 MY COMPLAINT IS WHY IS IT TAKING SO LONG TO OBTAIN PARTS AND GET THE VEHICLE REPIRED IT HAS BEEN THREE MONTHS

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210.5%
ODI 11235083

TL- THE MECHANIC CALLED ON BEHAVE OF THE VEHICLE OWNER OF A 2018 CHEVROLET SILVERADO, REGARDING NHTSA CAMPAIGN NUMBER: 19V088000 (FUEL SYSTEM, GASOLINE). THE VEHICLE WAS TAKEN TO LOCAL DEALER CHAMPION CHEVROLET (LOCATED AT 800 KIETZKE LN, RENO, NV 89502, [phone removed]) EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE MANUFACTURER WAS MADE AWARE OF THE ISSUE. THE PART WAS NOT AVAILABLE FOR THE REPAIR. THE VEHICLE HAS NOT EXPERIENCED A FAILURE. PARTS DISTRIBUTION DISCONNECT. DP

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313.6%
ODI 11150770 · 200 mi

EXPERIENCED KNOWN CHUGGLE ISSUE AT ONLY 200 MILES ON THE NEW VEHICLE. INFORMATION REGARDING THIS KNOWN ISSUE BY GM BELOW (KNOWN ISSUE SINCE 2017). #PIP5480: HESITATION, BUMP OR CHUGGLE INVOLVED REGION OR COUNTRY: NORTH AMERICA ADDITIONAL RPO/S: 6.6 L5P CONDITION: CUSTOMER CONCERN MAY BE OF A HESITATION, BUMP, CHUGGLE, JERK OR A FEELING OF HARSHNESS UNDER THE FOLLOWING CONDITIONS:  1. VEHICLE SPEED IN THE RANGE OF 25-45 MPH.  2. LIGHT ACCELERATOR PEDAL TIP-IN OR TIP-OUT MANEUVER.  3. TRANSMISSION IN 3RD GEAR. …

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49.5%
ODI 11463966

GM recall N2123544170 DPF regeneration temperature /DEF heater for cold weather operation to keep def from freezing and also for thawing frozen def...dealer to replace def tank and internal heating element...dealer was unable to give a time line for replacement parts needed to fix truck.(parts are back ordered)So truck ECM=electonic control module.throws trouble code to reduce engine power that starts taking away engine power at 65 mph...then 55 mph... then 45... all the way down to 5 mph. This can happen at any time or anywhere that can resul…

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410.0%
ODI 11472736

Check engine light came on followed almost immediately with an Onstar warning to service the engine and transmission within 7 days. Took truck to dealer. They diagnosed problem was fuel system contamination. Hole was found on the inner mesh liner of the fuel filter which allowed water and a sludge like material to get into the fuel system.

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00.0%

No examples available for this selection.

16.7%
ODI 11658291

The 2023 Chevy High Country Diesel vehicle for 89,000 has failed tremendously, without any warning whatsoever. I've had my vehicle serviced on a 6 to 8 weeks bases at the dealership. on March 28, 2025 I was driving in SD and the truck just failed all the suddenly. The information stated to shift to neutral and restart which I did. The truck never started and had to be towed. The first diagnosis was the high pressure fuel pump which contaminated the entire fuel systems with metal shavings. Thereby, the CP4 failed and damage all components of the…

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36.1%
ODI 11565082

I believe my def heater has stopped working and my full def tank is now frozen. I’m now stranded in the middle of South Dakota in -29 degree weather. My truck will not drive. Or idle for the heater to keep me warm because the def is required for engine to run.

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18.3%
ODI 11736265

This truck was parked on a job site, on a flat parking lot over blacktop, doing a regen for the 5th time in just a few days. The truck had 4,000 miles on it. When it completed the regen, we shut the truck off. Within 15 minutes the truck was fully engulfed in flames. A fire investigator looked at it and determined the fire started in the engine bay, below the master cylinder. He said this was a GM problem. As this truck was a replacement truck, for another broken down truck, we were outside the auto coverage on our insurance. The business pr…

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00.0%

No examples available for this selection.

Unknown Or Other
14.3%
ODI 11290391

DASH IN CRACKING BOTH SIDES.

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519.2%
ODI 11057518 · 79,000 mi

EXHAUST MANIFOLD BOLTS BROKE OFF . DUE TO CHEAP METAL USED.

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110.0%
ODI 11156924 · 90,000 mi

DASHBOARD CRACKS NEAR AIRBAG AND ON DEFROSTER PANEL

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59.6%
ODI 10854206 · 15 mi

I FIND THE PUSH BUTTON CONTROLS ON THE STEERING WHEEL ARE TO SMALL FOR A WORKING DRIVER. WHEN WEARING GLOVES IT IS VERY DIFFICULT USING THE SMALL PUSH BUTTONS. THE BUTTONS THAT WERE USED ON THE PREVIOUS MODELS WERE MORE USER FRIENDLY.

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47.8%
ODI 11039430 · 75,000 mi

DRIVING VEHICLE ABS AND SKID WARNING LIGHTS APPEARS, BRAKE SYSTEM WARNING APPEARS ALWAYS LIT WHILE IN TOWING MODE. NONE STOP BEEPING. NO REASON WHY THIS IS HAPPENING. HAD VEHICLE CHECKED BY MULTIPLE CHEVROLET DEALERSHIPS AND THEY HAVE CHANGED SENSORS, TOWING PLUG TWICE, ELECTRICAL REWIRING. BEGAN TOWING 1 HOUR AFTER REPAIRS AND THE SAME PROBLEMS BEGAN ALL OVER AGAIN. NO CHANGES HAVE BEEN NOTICED $2700.00 LATER

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17.7%
ODI 11461150

The touchscreen malfunctions intermittently. My vehicle currently has 36,687 miles and this problem has persisted for a while and is getting worse. It has been to the dealer several times and has been reprogrammed. The dealer now is telling me they don’t know what to do. The problem is the touchscreen develops a mind of its own and it starts calling people of the phone contact list or my personal favorite is the radio turns itself on at almost full volume. At other times it tries to contact Onstar when not needed or it mutes the phone call. It’…

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210.5%
ODI 11397056

REDUCTANT HEATER WENT OUT. KNOWN PROBLEM WITH THESE TRUCKS YET NO RECALL SO WHEN YOU ARE OVER THERE EMMISIONS WARRANTY YOU'RE OUT OF LUCK TRUCK HAD 60K ON IT AND IS GOING TO COST ME 1600$ BETWEEN PARTS AND LABOR TO FIX IT

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418.2%
ODI 11365424 · 8,500 mi

VEHICLE IS USED TO TOW A FIFTH WHEEL RV. THE EXHAUST HEAT FROM THE TRUCK HAS MELTED /DEFORMED FIBERGLASS AND PLASTIC ON THE FIFTH WHEEL DIRECTLY BEHIND THE EXHAUST OUTLET. THE TRUCK IS COMPLETELY STOCK WITHOUT ANY AFTER MARKET ADDITIONS. THE TRUCK HAS LESS THEN 10 K MILES, AND THE DAMAGE OCCURRED AROUND 8500 MILES. I AM CONCERNED ABOUT THE TRUCK CAUSING A FIRE ON THE RV. I HAVE CONTACTED THE MANUFACTURER BUT THEY HAVE NOT OFFERED ANY RESOLUTION TO THE PROBLEM. I CANNOT SPECIFY WHETHER THE DAMAGE OCCURRED WHEN STANDING OR DRIVING AS IT WAS DISCO…

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24.8%
ODI 11569501

Back window or back cab cover seal is defective and caused water to leak in the cab and soak the carpet in the entire floorboard there are water stains on the headliner mold growing under back storage compartment. There are numerous other reports of this issue on different internet forums. I have the truck at the shop with gm saying they will cover 25% of the costs. I feel this to be a manufacturer defect. This isn't caused by normal wear and tear.

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512.5%
ODI 11542477

Bought the truck in 2021. Replaced both outside mirrors during warranty. At about 44000 miles the passenger mirror malfunctioned again. The mirror resets to downward position and when you restart vehicle you need to readjust mirror each time. This is very dangerous especially while pulling the 5th wheel. Received a warning lite for a safety restraint failure. Took the truck to the dealer and was told the passenger side air bag was defective and it was a $1700 repair! Defective at 44000 miles? Are air bags only supposed to last such a …

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518.5%
ODI 11592177

The onstart module stopped working, no internet or gps conection is working, also the emergency call system is disabled, Onstart systems is disabled due the telematic control module fault..

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16.7%
ODI 11657009

Engine racing not shifting down shifting while slowing down from 70 miles per hour, happen several times

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612.2%
ODI 11542777

We have a 2022 Grand Design Imagine 22MLE and when we tow it with the truck we are getting the intermittent message on the dash that the trailer brake wiring is not connected. It continually connects and disconnects as we tow and press the brakes on the truck. We previously towed the camper with a 2011 Silverado 1500 and did not have this happen. We took the truck back to the dealer for a service check and they had no answered for us. This is a serious safety concern while we are towing an extra 6,000 pounds behind us.

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216.7%
ODI 11670933

We were towing our 2025 Brinkley Z3100 Fifth Wheel and had a complete loss of trailer brakes with no warning or notification during a trip to and from the tennessee mountains from Florida. Had we not noticed the poor stopping ability it would have been an issue on any downhill grades as the trailer is in excess of 14,000 lbs. We stopped disconnected and reconnected the 7 pin connector and brakes were restored. This happened 4 times. We have made an appointment with the service department at Davis Chevrolet in Gainesville Florida however the ser…

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150.0%
ODI 11737999

I purchased a brand-new Chevrolet dually truck from Bomnin Chevrolet Dadeland in Miami, Florida. Since delivery, the vehicle has had serious unresolved defects and safety concerns. The truck has ongoing alignment issues that the dealership has been unable or unwilling to properly repair. The vehicle does not drive correctly and there are concerns regarding safe operation while hauling. In addition, a major issue has now developed involving the rear passenger door. The rear door does not properly close and latch securely. This creates a seriou…

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Darker cells indicate a larger share of submitted complaints. Components overlap. This measures complaint composition, not failure probability.

Failure mileage by component

Median and middle 50% of usable owner-reported mileages. Ranges require at least five records.

Component failure mileage distribution
ComponentMileage range (25th–75th percentile)MedianUsable recordsExamples
Power TrainToo few reports for a range40,000 mi3 (sparse)
ODI 11636312 · 40,000 mi

The contact owns a 2020 Chevrolet Silverado 3500. The contact received a notification of NHTSA Campaign Number: 24V797000 (Power Train) however, the part to do the recall repair was not yet available. The contact stated that while driving at 62 MPH during snow weather and switching lanes; the accelerator pedal was depressed, and both the rear wheels had locked. The vehicle spun out of control and traveled into the center lane of a two-lane road and crashed into a snow embankment where it came to a stop. No Injuries were sustained. No warning li…

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ODI 11641761 · 178,000 mi

The contact owns a 2020 Chevrolet Silverado 3500. The contact stated that while driving on [XXX] at 70-73 MPH, the vehicle unexpectedly downshifted to first gear. The contact slammed on the brake pedal and pulled over to the side of the road. The vehicle was turned off. The contact stated that the tachometer had increased to over 3,000 RPM. The vehicle then red-lined. There were no warning lights illuminated. The vehicle was taken to the local dealer, where it was diagnosed that the valve body control needed to be replaced but was on backorder …

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ODI 11672413 · 28,000 mi

The contact owns a 2020 Chevrolet Silverado 3500. The contact stated that the check engine warning light was illuminated. Additionally, the vehicle later failed to start and became undrivable. The dealer was notified of the failure and an appointment was scheduled for diagnostic testing and for the manufacturer internal recall repairs. The vehicle was not diagnosed or repaired. Additionally, the contact became aware that the VIN was included in NHTSA Campaign Number: 24V797000 (Power Train); however, the local dealer was contacted and informed …

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Service BrakesToo few reports for a range13,750 mi2 (sparse)
ODI 11403934 · 23,000 mi

TL* THE CONTACT OWNS A 2020 CHEVROLET SILVERADO 3500. THE CONTACT STATED THAT WHILE DRIVING 45 MPH, THE BRAKE PEDAL WAS DEPRESSED AND MADE AN ABNORMAL GRINDING SOUND. THE CONTACT STATED THAT EXTRA EFFORT WHILE DEPRESSING THE BRAKE PEDAL WAS NEEDED TO STOP THE VEHICLE. THE CONTACT STATED THE BRAKE WEAR SENSOR INDICATED THAT THE FRONT BRAKE PADS WERE AT 73 PERCENT WHILE THE REAR BRAKES WERE AT 52 PERCENT. THE CONTACT STATED THAT THE REAR BRAKE PADS HAD FAILED. THE CONTACT TOOK THE VEHICLE TO LONE STAR CHEVROLET (18900 NORTHWEST FWY, HOUSTON, TX 7…

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ODI 11582209 · 4,500 mi

The contact owns a 2020 Chevrolet Silverado 3500. The contact stated while driving 10-15 MPH and approaching a stop sign, the brake pedal was depressed down to the floorboard, but the vehicle failed to respond. The contact made a left turn to avoid a ditch. The contact stated that the vehicle then rolled to a stop. The contact shifted to low gear, turned the hazard lights on, and was able to drive to the residence. Upon inspecting the vehicle, the contact noticed that the brake fluid was leaking. The vehicle was towed to the local dealer, where…

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EngineToo few reports for a range28,000 mi3 (sparse)
ODI 11359976 · 10 mi

NEW VEHICLE ON DEALER LOT. ENGINE (DIESEL) WOULD NOT START REMOTELY AND ENGINE LIGHT CAME ON WHEN THE ENGINE WAS STARTED MANUALLY.

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ODI 11641761 · 178,000 mi

The contact owns a 2020 Chevrolet Silverado 3500. The contact stated that while driving on [XXX] at 70-73 MPH, the vehicle unexpectedly downshifted to first gear. The contact slammed on the brake pedal and pulled over to the side of the road. The vehicle was turned off. The contact stated that the tachometer had increased to over 3,000 RPM. The vehicle then red-lined. There were no warning lights illuminated. The vehicle was taken to the local dealer, where it was diagnosed that the valve body control needed to be replaced but was on backorder …

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ODI 11672413 · 28,000 mi

The contact owns a 2020 Chevrolet Silverado 3500. The contact stated that the check engine warning light was illuminated. Additionally, the vehicle later failed to start and became undrivable. The dealer was notified of the failure and an appointment was scheduled for diagnostic testing and for the manufacturer internal recall repairs. The vehicle was not diagnosed or repaired. Additionally, the contact became aware that the VIN was included in NHTSA Campaign Number: 24V797000 (Power Train); however, the local dealer was contacted and informed …

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Electrical System: Integrated Trailer Brake ControlToo few reports for a range39,000 mi2 (sparse)
ODI 11618669 · 26,000 mi

The contact owns a 2020 Chevrolet Silverado 3500. The contact stated that while depressing the brake pedal, the tailgate brake light failed to illuminate. In addition, the contact stated that while a trailer was hitched to the vehicle, the message "Check Trailer Connection" was displayed, and other unknown warning lights were illuminated. The vehicle was taken to a local dealer where it was diagnosed; however, the failure was not identified. The vehicle was taken to another local dealer, Davis-Moore Chevrolet (8200 W Kellogg Dr, Wichita, KS 672…

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ODI 11668128 · 52,000 mi

The contact owns a 2020 Chevrolet Silverado 3500. The contact stated that while hauling a 2020 Heartland Cyclone, the trailer brakes unexpectedly deactivated. The contact stated that the trailer brake was disconnected, and the warning light to check the trailer winch was illuminated. The vehicle was taken to the dealer, who was unable to determine the cause of failure. The vehicle was not repaired, and the failure persisted. The vehicle was returned to the dealer and the contact was informed that the trailer brake module had failed and needed …

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Complaint and recall timeline

Explore monthly filing activity alongside recall announcements. Up to ten years of monthly history is available.

24V797000 · 2024-10-2426V083000 · 2026-02-124 reports2024-102026-09

Solid line: filed complaints. Dashed amber lines: recall announcement dates for this vehicle selection; markers include all recall components. The latest month is partial. Temporal proximity does not establish causation.

Monthly counts, recall campaigns and complaint examples
Monthly complaint and recall timeline
MonthComplaintsCampaigns announcedExamples
2024-10124V797000
ODI 11618669 · 26,000 mi

The contact owns a 2020 Chevrolet Silverado 3500. The contact stated that while depressing the brake pedal, the tailgate brake light failed to illuminate. In addition, the contact stated that while a trailer was hitched to the vehicle, the message "Check Trailer Connection" was displayed, and other unknown warning lights were illuminated. The vehicle was taken to a local dealer where it was diagnosed; however, the failure was not identified. The vehicle was taken to another local dealer, Davis-Moore Chevrolet (8200 W Kellogg Dr, Wichita, KS 672…

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2024-111None
ODI 11624953

Transmission lock up traveling 45 miles an hour while acceleration up modest uphill grade pulling a 3000 pound trailer. The lockup was severe enough to cause passengers to lunge forward with seatbelt engagement. There was no loss of control of the vehicle; however, we did stop the vehicle to inspect it with no damage observed. We expected to see some. This event would have caused a likely loss of control of the vehicle if the lockup was for longer duration. Vehicle also had prior hard shifts that are still occurring. These hard shifts usually o…

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2024-123None
ODI 11629809

I haul vehicles for a living. My rear wheels locked up and my truck came to a complete stop while I was on the highway. Luckily I was able to pull over and no one was behind me. It has happened a total of 3 times. There is no fix for my recall yet. I’m terrified to drive, but this is how I make my living. What happens when it rains and my wheels lock up again. My life is on the line. I went to Chevrolet service they said they have no idea what could have caused this. Then a couple weeks later I get an open recall with no remedy. What am I suppo…

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ODI 11630257

2nd time I’ve had to replace def heater and tank. Truck goes into limp mode and limits the speed leaving a person stranded.

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ODI 11632943

Dealership told me the throttle body failed in my transmission. I wanted it completely torn down to find the actual point of failure since it did represent the current recall on the truck that hadn't been done because the part isn't yet available. The transmission has been replaced for almost $10,000.00

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2025-014None
ODI 11634855 · 65,000 mi

The contact owns a 2020 Chevrolet Silverado 3500. The contact stated that upon commencing to drive at various speeds, the tailgate would open without user intention, and remain open despite attempting to shut close via the interior controls. The local dealer was contacted and confirmed the VIN was not included in the NHTSA Campaign Number: 24V060000 (LATCHES/LOCKS/LINKAGES). The vehicle was not repaired. The manufacturer was notified of the failure. The approximate failure mileage was 65,000.

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ODI 11636312 · 40,000 mi

The contact owns a 2020 Chevrolet Silverado 3500. The contact received a notification of NHTSA Campaign Number: 24V797000 (Power Train) however, the part to do the recall repair was not yet available. The contact stated that while driving at 62 MPH during snow weather and switching lanes; the accelerator pedal was depressed, and both the rear wheels had locked. The vehicle spun out of control and traveled into the center lane of a two-lane road and crashed into a snow embankment where it came to a stop. No Injuries were sustained. No warning li…

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ODI 11636906

During operation of the vehicle at approximately 45mph and sudden stopping/ breaking is required, truck fails to do so. It is a partial loss of brake pressure and a loud "whale cry" type sound that appears to be coming from under the hood. I have had it happen twice just recently; I have taken to dealer, and they cannot replicate the issue. I have caught the sound the second time on video. To summarize truck loses partial breaking power, pedal does not bottom out, but it feels like there is not as much pressure being applied to the breaks whe…

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2025-021None
ODI 11641761 · 178,000 mi

The contact owns a 2020 Chevrolet Silverado 3500. The contact stated that while driving on [XXX] at 70-73 MPH, the vehicle unexpectedly downshifted to first gear. The contact slammed on the brake pedal and pulled over to the side of the road. The vehicle was turned off. The contact stated that the tachometer had increased to over 3,000 RPM. The vehicle then red-lined. There were no warning lights illuminated. The vehicle was taken to the local dealer, where it was diagnosed that the valve body control needed to be replaced but was on backorder …

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2025-031None
ODI 11646659

The sudden rear wheel lock up recall that GM has released for the 2020+ Silverado's with the 10-speed transmission does not go far enough. The recall simply reprograms the PCM to alert the driver 10,000 miles prior to the valve in the valve body failing, puts the vehicle into limp mode, and extended the warranty on the valve body to 15 years or 150,000 miles. GM states there is no fix available and this is not correct. NextGen Drivetrain has developed a fix for this per their website [XXX] ). On their site they also provide videos of trucks e…

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2025-041None
ODI 11657965

I recieved a recall notice from Chevrolet stating they needed to install a software update to the truck which will warn if a potential rear wheel lock up is about to occur due to faulty transmission valve body- which was stated that they do not have a fix for. After software update was installed- I was driving about 35 mile per hour on the trip home, and the truck abruptly downshifted very hard, momentarily locking up rear wheels, and the check engine light came on, and the vehicle message came up stating the vehicle was placed in a reduced pr…

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2025-050None

No examples available for this selection.

2025-062None
ODI 11668128 · 52,000 mi

The contact owns a 2020 Chevrolet Silverado 3500. The contact stated that while hauling a 2020 Heartland Cyclone, the trailer brakes unexpectedly deactivated. The contact stated that the trailer brake was disconnected, and the warning light to check the trailer winch was illuminated. The vehicle was taken to the dealer, who was unable to determine the cause of failure. The vehicle was not repaired, and the failure persisted. The vehicle was returned to the dealer and the contact was informed that the trailer brake module had failed and needed …

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ODI 11670278

Goodyear Wrangler Trail Runner AT LT275/65R20 126/123S I had been traveling at 55 mph when I started noticing a vibration in the steering wheel and front wheels. It started getting a little more noticeable, so I pulled over and checked out the front tires. I checked the lug nuts, looking for missing wheel balance weights, and checked the tires for any bulges. Everything seemed to be ok. Started driving again and the vibration was still there. As I was slowing down for a traffic light, the tire tread separated, and I pulled over. The tire…

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2025-073None
ODI 11671963

The contact owns a 2020 Chevrolet Silverado 3500. The contact stated while driving 65 MPH, the rear wheels locked-up. The contact was able to pull over to the side of the road. The contact resumed driving, but the vehicle was driving roughly, and the failure recurred while driving 30 MPH. The check engine warning light, the electronic stability control warning light, and other unknown warning lights were illuminated intermittently. The contact pulled into a gas station, where a mechanic inspected the vehicle, but the cause of the failure could …

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ODI 11672413 · 28,000 mi

The contact owns a 2020 Chevrolet Silverado 3500. The contact stated that the check engine warning light was illuminated. Additionally, the vehicle later failed to start and became undrivable. The dealer was notified of the failure and an appointment was scheduled for diagnostic testing and for the manufacturer internal recall repairs. The vehicle was not diagnosed or repaired. Additionally, the contact became aware that the VIN was included in NHTSA Campaign Number: 24V797000 (Power Train); however, the local dealer was contacted and informed …

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ODI 11677321

I am writing to formally submit a complaint regarding a recurring and unresolved mechanical defect in my 2020 Chevrolet Silverado 2500HD, which I believe may constitute a widespread safety and reliability concern affecting this vehicle model. Since I purchased the truck in June 2020, I have experienced seven (7) failures of the air conditioning compressor system. The first six failures were repaired at authorized Chevrolet service centers, and the vehicle is currently undergoing a seventh replacement. All repairs have been documented and perfo…

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2025-080None

No examples available for this selection.

2025-091None
ODI 11690678

On [XXX], while driving ~65 mph, my 2020 Chevrolet Silverado 2500HD Duramax experienced a sudden transmission lock-up, nearly causing a crash. The event caused severe internal transmission damage, leaving the truck unsafe and inoperable. This is the exact defect described in NHTSA Recall #24V-797 (GM Recall N242454440), which states that valve body wear can cause rear-wheel lock-up. My truck stored P0700 and P2820, which directly indicate a valve body failure. GM refuses to repair my vehicle under Special Coverage N242454441 (15 years/150,000…

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2025-100None

No examples available for this selection.

2025-110None

No examples available for this selection.

2025-120None

No examples available for this selection.

2026-011None
ODI 11714523

While driving at highway speed in my 2020 Chevrolet Silverado 3500 Duramax, the transmission suddenly failed and locked up without warning. This caused an immediate loss of vehicle function and created a dangerous situation while traveling in traffic. I had my two children in the vehicle at the time. I was able to safely maneuver the truck to the shoulder, but the vehicle was no longer operable and required towing. This failure occurred only a few months after a transmission replacement and follows prior transmission repairs, including a valv…

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2026-02126V083000
ODI 11716298

The vehicle experienced a sudden loss of propulsion while driving at highway speed after normal operation. The transmission began slipping and then would no longer engage gears. The vehicle had to be pulled over and towed. This vehicle is subject to GM Recall N242454440 related to a known transmission control valve defect that can cause loss of propulsion. I was not notified of this recall by GM and discovered it independently. Once aware, I completed the recall software update. After the failure, the dealer documented pressure control fault …

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2026-031None
ODI 11724870

This is a supplemental update to complaint #XXX filed February 7, 2026, regarding my 2020 Chevrolet Silverado 3500HD Diesel (VIN: [XXX] ). The vehicle experienced a sudden and complete loss of propulsion on January 21, 2026, consistent with the defect mechanism described in Recall 24V797. Recall software was installed May 27, 2025. Failure occurred eight months later with no warning. GM's response has been as follows: A Field Technical Service Engineer made a remote determination that the failure did not match the recall without physically insp…

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2026-041None
ODI 11730919

The transmission, without warning, intermittently locks the rear wheels when towing a 13,500 lb 5th wheel RV. It occurs when going uphill and the transmission downshifts to maintain torque. The "D" on the gear indicator on the dashboard also flashes 3-5 times. This is a known issue with the Allison approved (but GM made) transmission from model year 2020 to 2022 (NHTSA 24V-797) and is to be under extended warranty. We brought it to a Chevy dealer who kept from March 24 to April 9, without any resolution as they could not replicate the erro…

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2026-050None

No examples available for this selection.

2026-060None

No examples available for this selection.

2026-072None
ODI 11747679

The fuel pump driver module. I filled my truck up with diesel and it drove home fine. Later that afternoon left the house and got half mile down the road and the truck just shut off with no warning lamps or message. When this happened, you could not steer the truck and the brakes barley worked, now after the truck cut off a message came to shift in neutral. I was lucky no one was on the road at that time. Now had this happened the day before when I was coming home pulling a 40ft fifth wheel, this could have been catastrophic. When this fuel pum…

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ODI 11748501

Since buying the vehicle I’ve had issues with the truck going into limp mode with codes p0700 as well as p0747. I have taken it to the dealership twice now, when it has arrived the codes were no longer there. Every time the truck went into limp mode the transmission would get stuck into 5th gear stuck at 45 mph. The problem with the truck started at 48,000 miles, the truck currently has 60,000 miles and the problem has been more active. With the dealership not wanting to resolve the issue the truck was taken to another shop to try to fix the t…

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2026-082None
ODI 11757341

VIN: [XXX] Make/Model/Year: 2020 Chevrolet Silverado 3500HD, Duramax L5P, Allison 10L1000 Recall: N242454440 / N242454441 (NHTSA 24V797) Description: Vehicle had N242454440 completed May 2026 (TCM software update for harsh shift / wheel lockup). On XXX at 103k miles, vehicle exhibited same defect: harsh downshift 8th-9th gear, CEL on. Diagnosed as TCM failure per N242454441. Vehicle at O'Reilly Chevrolet Tucson since XXX (18 days out of service as of XXX). Dealer states TCM on national backorder, SPAC ticket opened, no ETA. Dealer denie…

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ODI 11758710

Transmission will not shift into high gears throws engine code

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2026-09 (partial)0None

No examples available for this selection.

Emerging complaint spikes

Complete months in the latest six months with at least 10 complaints, at least twice the preceding 12-month average, and at least three square-root deviations above that average.

This is a descriptive screening rule, not a statistical defect finding. Publicity and reporting changes can increase submissions.

No complete months meet the spike thresholds for this selection.

Equal-age model-year comparison

Model-wide cumulative reports during the first three or five calendar years, starting with the model year (age 0). Only fully elapsed windows are compared.

Age 0Age 1Age 212 reports

2022: 9 complaints · 2023: 12 complaints

Equal observation windows
Model yearThrough age 0Through age 1Through age 2
2022259
20231312
Date coverage across each selected cohort
Date basis for all complaints in selected model years
YearIncident dates usedFiling date fallbacksExcluded dates
20222502
20231500

Incident date is preferred when valid and no later than filing; otherwise filing date is used. Model year approximates age. Equal observation time does not adjust for sales, distance driven or reporting delays. One complaint linked to multiple model years can appear in each cohort.

Components reported together

Each cell counts unique complaints naming both components. Open a nonzero cell for examples.

Component co-occurrence matrix
ComponentPower TrainService BrakesEngineFuel/Propulsion SystemElectrical SystemTiresElectrical System: Integrated Trailer Brake ControlTires:Tread/Belt
Power Train—0
3
ODI 11630257

2nd time I’ve had to replace def heater and tank. Truck goes into limp mode and limits the speed leaving a person stranded.

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ODI 11641761 · 178,000 mi

The contact owns a 2020 Chevrolet Silverado 3500. The contact stated that while driving on [XXX] at 70-73 MPH, the vehicle unexpectedly downshifted to first gear. The contact slammed on the brake pedal and pulled over to the side of the road. The vehicle was turned off. The contact stated that the tachometer had increased to over 3,000 RPM. The vehicle then red-lined. There were no warning lights illuminated. The vehicle was taken to the local dealer, where it was diagnosed that the valve body control needed to be replaced but was on backorder …

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ODI 11672413 · 28,000 mi

The contact owns a 2020 Chevrolet Silverado 3500. The contact stated that the check engine warning light was illuminated. Additionally, the vehicle later failed to start and became undrivable. The dealer was notified of the failure and an appointment was scheduled for diagnostic testing and for the manufacturer internal recall repairs. The vehicle was not diagnosed or repaired. Additionally, the contact became aware that the VIN was included in NHTSA Campaign Number: 24V797000 (Power Train); however, the local dealer was contacted and informed …

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1
ODI 11630257

2nd time I’ve had to replace def heater and tank. Truck goes into limp mode and limits the speed leaving a person stranded.

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0000
Service Brakes0—00
1
ODI 11521535

I purchased a certified pre-owned 2020 Chevy Silverado 3500HD (6.6 Gas) November 2021. Within the next few weeks, I noticed brake squeaking that kept getting worse and the truck braking system would not stop like the 2500 I had traded in when I purchased the 3500HD. I had to adjust the trailer brake gain control up to as high as 9 or 9.5, should not have to adjust that high. I had trouble stopping at intersections and quick /emergency braking situations while pulling our trailer. This tells me the truck braking system is not working properly. …

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000
Engine
3
ODI 11630257

2nd time I’ve had to replace def heater and tank. Truck goes into limp mode and limits the speed leaving a person stranded.

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ODI 11641761 · 178,000 mi

The contact owns a 2020 Chevrolet Silverado 3500. The contact stated that while driving on [XXX] at 70-73 MPH, the vehicle unexpectedly downshifted to first gear. The contact slammed on the brake pedal and pulled over to the side of the road. The vehicle was turned off. The contact stated that the tachometer had increased to over 3,000 RPM. The vehicle then red-lined. There were no warning lights illuminated. The vehicle was taken to the local dealer, where it was diagnosed that the valve body control needed to be replaced but was on backorder …

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ODI 11672413 · 28,000 mi

The contact owns a 2020 Chevrolet Silverado 3500. The contact stated that the check engine warning light was illuminated. Additionally, the vehicle later failed to start and became undrivable. The dealer was notified of the failure and an appointment was scheduled for diagnostic testing and for the manufacturer internal recall repairs. The vehicle was not diagnosed or repaired. Additionally, the contact became aware that the VIN was included in NHTSA Campaign Number: 24V797000 (Power Train); however, the local dealer was contacted and informed …

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0—
2
ODI 11463966

GM recall N2123544170 DPF regeneration temperature /DEF heater for cold weather operation to keep def from freezing and also for thawing frozen def...dealer to replace def tank and internal heating element...dealer was unable to give a time line for replacement parts needed to fix truck.(parts are back ordered)So truck ECM=electonic control module.throws trouble code to reduce engine power that starts taking away engine power at 65 mph...then 55 mph... then 45... all the way down to 5 mph. This can happen at any time or anywhere that can resul…

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ODI 11630257

2nd time I’ve had to replace def heater and tank. Truck goes into limp mode and limits the speed leaving a person stranded.

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1
ODI 11463966

GM recall N2123544170 DPF regeneration temperature /DEF heater for cold weather operation to keep def from freezing and also for thawing frozen def...dealer to replace def tank and internal heating element...dealer was unable to give a time line for replacement parts needed to fix truck.(parts are back ordered)So truck ECM=electonic control module.throws trouble code to reduce engine power that starts taking away engine power at 65 mph...then 55 mph... then 45... all the way down to 5 mph. This can happen at any time or anywhere that can resul…

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000
Fuel/Propulsion System
1
ODI 11630257

2nd time I’ve had to replace def heater and tank. Truck goes into limp mode and limits the speed leaving a person stranded.

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0
2
ODI 11463966

GM recall N2123544170 DPF regeneration temperature /DEF heater for cold weather operation to keep def from freezing and also for thawing frozen def...dealer to replace def tank and internal heating element...dealer was unable to give a time line for replacement parts needed to fix truck.(parts are back ordered)So truck ECM=electonic control module.throws trouble code to reduce engine power that starts taking away engine power at 65 mph...then 55 mph... then 45... all the way down to 5 mph. This can happen at any time or anywhere that can resul…

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ODI 11630257

2nd time I’ve had to replace def heater and tank. Truck goes into limp mode and limits the speed leaving a person stranded.

Look up ODI 11630257 at NHTSA ↗

—
1
ODI 11463966

GM recall N2123544170 DPF regeneration temperature /DEF heater for cold weather operation to keep def from freezing and also for thawing frozen def...dealer to replace def tank and internal heating element...dealer was unable to give a time line for replacement parts needed to fix truck.(parts are back ordered)So truck ECM=electonic control module.throws trouble code to reduce engine power that starts taking away engine power at 65 mph...then 55 mph... then 45... all the way down to 5 mph. This can happen at any time or anywhere that can resul…

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000
Electrical System0
1
ODI 11521535

I purchased a certified pre-owned 2020 Chevy Silverado 3500HD (6.6 Gas) November 2021. Within the next few weeks, I noticed brake squeaking that kept getting worse and the truck braking system would not stop like the 2500 I had traded in when I purchased the 3500HD. I had to adjust the trailer brake gain control up to as high as 9 or 9.5, should not have to adjust that high. I had trouble stopping at intersections and quick /emergency braking situations while pulling our trailer. This tells me the truck braking system is not working properly. …

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1
ODI 11463966

GM recall N2123544170 DPF regeneration temperature /DEF heater for cold weather operation to keep def from freezing and also for thawing frozen def...dealer to replace def tank and internal heating element...dealer was unable to give a time line for replacement parts needed to fix truck.(parts are back ordered)So truck ECM=electonic control module.throws trouble code to reduce engine power that starts taking away engine power at 65 mph...then 55 mph... then 45... all the way down to 5 mph. This can happen at any time or anywhere that can resul…

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1
ODI 11463966

GM recall N2123544170 DPF regeneration temperature /DEF heater for cold weather operation to keep def from freezing and also for thawing frozen def...dealer to replace def tank and internal heating element...dealer was unable to give a time line for replacement parts needed to fix truck.(parts are back ordered)So truck ECM=electonic control module.throws trouble code to reduce engine power that starts taking away engine power at 65 mph...then 55 mph... then 45... all the way down to 5 mph. This can happen at any time or anywhere that can resul…

Look up ODI 11463966 at NHTSA ↗

—000
Tires00000—00
Electrical System: Integrated Trailer Brake Control000000—0
Tires:Tread/Belt0000000—

Co-reporting does not establish that one component caused another concern.

Recurring narrative patterns

Specific keyword mentions beyond broad component labels. Matching includes negations and comparisons and does not confirm a diagnosis.

4 patterns with matching reports.

Warning lights and dashboard alerts

8 mentions · 19.0% of complaints

Median mileage: 40,000 mi (6 usable records).

ODI 11454995 · 40,000 mi

The contact owns a 2020 Chevrolet Silverado 3500. The contact stated that while driving at various speeds, the vehicle would independently downshift as the vehicle would fail to accelerate upon the depression of the accelerator pedal. The DEF (Diesel Exhaust Fluid) malfunction warning light would illuminate on the instrument panel during the failure. The contact had taken the vehicle to a dealer where they acknowledged the failure but informed him that the parts to repair the vehicle was unavailable. The manufacturer was notified of the failure…

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ODI 11618669 · 26,000 mi

The contact owns a 2020 Chevrolet Silverado 3500. The contact stated that while depressing the brake pedal, the tailgate brake light failed to illuminate. In addition, the contact stated that while a trailer was hitched to the vehicle, the message "Check Trailer Connection" was displayed, and other unknown warning lights were illuminated. The vehicle was taken to a local dealer where it was diagnosed; however, the failure was not identified. The vehicle was taken to another local dealer, Davis-Moore Chevrolet (8200 W Kellogg Dr, Wichita, KS 672…

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ODI 11636312 · 40,000 mi

The contact owns a 2020 Chevrolet Silverado 3500. The contact received a notification of NHTSA Campaign Number: 24V797000 (Power Train) however, the part to do the recall repair was not yet available. The contact stated that while driving at 62 MPH during snow weather and switching lanes; the accelerator pedal was depressed, and both the rear wheels had locked. The vehicle spun out of control and traveled into the center lane of a two-lane road and crashed into a snow embankment where it came to a stop. No Injuries were sustained. No warning li…

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Matching rule\b(warning light\w*|check engine|dashboard warning\w*|malfunction indicator)\b

Brake response concerns

4 mentions · 9.5% of complaints

Median mileage: 24,500 mi (4 usable records).

ODI 11403934 · 23,000 mi

TL* THE CONTACT OWNS A 2020 CHEVROLET SILVERADO 3500. THE CONTACT STATED THAT WHILE DRIVING 45 MPH, THE BRAKE PEDAL WAS DEPRESSED AND MADE AN ABNORMAL GRINDING SOUND. THE CONTACT STATED THAT EXTRA EFFORT WHILE DEPRESSING THE BRAKE PEDAL WAS NEEDED TO STOP THE VEHICLE. THE CONTACT STATED THE BRAKE WEAR SENSOR INDICATED THAT THE FRONT BRAKE PADS WERE AT 73 PERCENT WHILE THE REAR BRAKES WERE AT 52 PERCENT. THE CONTACT STATED THAT THE REAR BRAKE PADS HAD FAILED. THE CONTACT TOOK THE VEHICLE TO LONE STAR CHEVROLET (18900 NORTHWEST FWY, HOUSTON, TX 7…

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ODI 11582209 · 4,500 mi

The contact owns a 2020 Chevrolet Silverado 3500. The contact stated while driving 10-15 MPH and approaching a stop sign, the brake pedal was depressed down to the floorboard, but the vehicle failed to respond. The contact made a left turn to avoid a ditch. The contact stated that the vehicle then rolled to a stop. The contact shifted to low gear, turned the hazard lights on, and was able to drive to the residence. Upon inspecting the vehicle, the contact noticed that the brake fluid was leaking. The vehicle was towed to the local dealer, where…

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ODI 11618669 · 26,000 mi

The contact owns a 2020 Chevrolet Silverado 3500. The contact stated that while depressing the brake pedal, the tailgate brake light failed to illuminate. In addition, the contact stated that while a trailer was hitched to the vehicle, the message "Check Trailer Connection" was displayed, and other unknown warning lights were illuminated. The vehicle was taken to a local dealer where it was diagnosed; however, the failure was not identified. The vehicle was taken to another local dealer, Davis-Moore Chevrolet (8200 W Kellogg Dr, Wichita, KS 672…

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Matching rule\b(brake fail\w*|brakes fail\w*|brake pedal|braking distance|unintended braking|phantom braking)\b

Battery drain and no-start mentions

1 mentions · 2.4% of complaints

Median mileage: 10 mi (1 usable records).

ODI 11359976 · 10 mi

NEW VEHICLE ON DEALER LOT. ENGINE (DIESEL) WOULD NOT START REMOTELY AND ENGINE LIGHT CAME ON WHEN THE ENGINE WAS STARTED MANUALLY.

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Matching rule\b(parasitic drain|battery drain\w*|dead battery|won.t start|would not start|no.start)\b

Hard or delayed shifting

1 mentions · 2.4% of complaints

Median mileage: Unavailable (0 usable records).

ODI 11624953

Transmission lock up traveling 45 miles an hour while acceleration up modest uphill grade pulling a 3000 pound trailer. The lockup was severe enough to cause passengers to lunge forward with seatbelt engagement. There was no loss of control of the vehicle; however, we did stop the vehicle to inspect it with no damage observed. We expected to see some. This event would have caused a likely loss of control of the vehicle if the lockup was for longer duration. Vehicle also had prior hard shifts that are still occurring. These hard shifts usually o…

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Matching rule\b(hard shift\w*|rough shift\w*|delay\w* shift\w*|shift\w* hard|jerk\w*|lurch\w*)\b