| Engine | 2832.2%ODI 11094094 · 1,110 miTL* THE CONTACT OWNED A 2018 MERCEDES-BENZ GLC300. WHILE DRIVING 55 MPH, THE REAR DRIVER'S SIDE TIRE WAS PUNCTURED. THE CONTACT STATED THAT THE VEHICLE WAS EQUIPPED WITH 18 INCH RUN FLAT TIRES. THE CONTACT PULLED THE VEHICLE OVER TO THE SIDE OF THE ROAD. AFTER WAITING APPROXIMATELY 70 MINUTES ON THE SIDE OF THE ROAD, THE TIRE BURST INTO FLAMES. THE CONTACT WAS UNABLE TO PROVIDE THE TIRE MANUFACTURER, TIRE LINE, COMPLETE TIRE SIZE, OR DOT NUMBER. THE CONTACT STATED THAT THE FIRE ORIGINATED IN THE WHEEL WELL OF THE VEHICLE AND WAS NOT NECESSARILY… Look up ODI 11094094 at NHTSA ↗ | 1123.4%ODI 11443463I was going through drive thru waiting in line, when suddenly the car started to accelerate sharply, I put two feet on the brakes to stop the forward motion of vehicle - could not stop or place in park or neutral. their was ample room from the vehicle in front.. slightly removed feet from brake, suv lunged at vehicle in front kept on lunging then came to a halt...vehicle went back to normal operation. Look up ODI 11443463 at NHTSA ↗ | 2130.4%ODI 11455199 · 30,000 miThe contact's wife owns a 2020 Mercedes-Benz GLC300. The contact stated that while his wife was driving at an undisclosed speed, the vehicle stalled. The vehicle was towed to the dealer and diagnosed with ignition failure. The contact was informed that the engine needed to be replaced. The vehicle was not repaired and remained at the dealer. The manufacturer was made aware of the failure but declined to buy back the vehicle and offered a two-year service plan for a free oil change per year. The failure mileage was approximately 30,000. Look up ODI 11455199 at NHTSA ↗ | 3045.5%ODI 11399796 · 10 miI HAVE PURCHASED THE 2021 MERCEDES-BENZ GLC 300 4MATIC COUPE AND NOTICED A DESIGN FLAW ON THE CAR. AS YOU CAN SEE IN THE ATTACHED PICTURE, THE FRONT BUMPER PROVIDES NO PROTECTION TO THE RADIATOR. IT HAS ALREADY STARTED CHIPPING DUE TO THE ROCK DAMAGE. THIS CAN LEAVE THE CAR IMPAIRED ON THE FREEWAY WHICH CAN BE DANGEROUS. I DID CONTACT THE DEALER AND THEY SAID THERE IS NOTHING THEY CAN DO. Look up ODI 11399796 at NHTSA ↗ | 1016.9%ODI 11569909The car randomly shows an empty tank of gas at the start of the day, when there was a half tank of gas remaining. I filled the gas, but the car did not register any fuel-up and kept showing empty. I took it to the dealer for repair and the fuel tank sensor was replaced under warranty a month ago. Now, this week the same issue reappeared. The car began showing no gas in the tank on a random morning last week and remained driveable for a couple of days. The gas levels reappeared corrected on day #3. Today, 4 days later, the car went back to sho… Look up ODI 11569909 at NHTSA ↗ | 1527.3%ODI 11529864Sunday, June 25, when I was driving the car on the road, the engine shut off and the car stopped running. 3 warning lights show on screen: engine light; 48v Battery Service Required; 12v Battery service required. I used the break to park the car on the roadside after that. I tried many times to restart the car, Waited over one hour and 40 minutes it finally started again, the engine warning light was still on until the second day morning, and I was able to take pics as evident. 1. What component or system failed or malfunctioned, and is it a… Look up ODI 11529864 at NHTSA ↗ | 733.3%ODI 115641462 SEPERATE ISSUE DIGITAL LIGHTING FAILED, THEN 2ND ISSUE WHICH IS STILL BEING WORKED ON, BEEN A WEEK WITHOUT THE VEHICLE WHICH IS ONLY A MONTH OLD WITH 1100 MILES ON IT, THE ENTITE SYSTEM ISNT WORKING WITH LOTS OF CODE ERROR MESSAGES AND WILL NOT START. THE CURRENT UPDATE FROM MERCEDES IS THEY STARTED A CASE AND TESTING THE VEHICLE AFTER REPLACING THE POWER TRAIN. THE TECHNICIAN AGREED THIS IS NOT NORMAL FOR SUCH A BRAND NEW CAR. I AM CONCERNED FOR MY FAMILYS SAFETY AND THINK THIS IS A LEMON Look up ODI 11564146 at NHTSA ↗ | 318.8%ODI 11665555I am writing to formally express my deep dissatisfaction and serious concerns regarding both my 2024 and 2025 Mercedes-Benz vehicles, purchased/leased through your dealership. I am now facing an unacceptable situation that not only violates my consumer rights but has repeatedly placed my personal safety in jeopardy. After significant issues with my original 2024 vehicle, I was provided a replacement, which I took delivery of on October 15, 2024. Unfortunately, within two weeks, the replacement vehicle was already back in the shop for repairs. … Look up ODI 11665555 at NHTSA ↗ | 0UnavailableNo examples available for this selection. |
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| Electrical System | 1314.9%ODI 11113400 · 6,124 miTL* THE CONTACT OWNS A 2018 MERCEDES-BENZ GLC300. THE CONTACT STATED THAT THE VEHICLE DOORS AUTOMATICALLY LOCKED WITH THE KEYS INSIDE OR OUTSIDE OF THE VEHICLE. THE VEHICLE WAS TAKEN TO MERCEDES-BENZ OF ALEXANDRIA (200 S PICKETT ST, ALEXANDRIA, VA 22304, [phone removed]) FOR DIAGNOSTIC TESTING AND REPAIRS. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE VIA EMAIL. THE FAILURE MILEAGE WAS 6,124. THE VIN WAS NOT AVAILABLE. Look up ODI 11113400 at NHTSA ↗ | 1327.7%ODI 11408485MERCEDES STATES THAT THE UPDATE WILL HAPPEN OVER AIR BUT THEY DON'T TELL ME WHEN OR HOW LONG IT WILL TAKE TO HAPPEN. IT IS A SIMPLE UPDATE AND I NEED THE RECALL OFF MY CAR. Look up ODI 11408485 at NHTSA ↗ | 45.8%ODI 11454089The contact owns a 2020 Mercedes-Benz GLC300. The contact received notification of NHTSA Campaign Number: 21V354000 (Back Over Prevention, Electrical System). The dealer was notified of the recall and informed the contact that the recall repair would be performed over-the-air (OTA). The contact then called the manufacturer and was informed that the update was not available; he was informed that there was a waiting list and that he would receive a notification when the update for the vehicle was available. The contact had not experienced a failu… Look up ODI 11454089 at NHTSA ↗ | 812.1%ODI 11441952The contact owns a 2021 Mercedes-Benz GLC300. The contact received a recall notification for NHTSA Campaign number: 21V354000 (Back Over Prevention, Electrical System). The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was notified of the issue. The part was not available for the repair. The contact had not experienced a failure. Parts distribution disconnect. Look up ODI 11441952 at NHTSA ↗ | 1220.3%ODI 11475115 · 925 miThe contact owns a 2022 Mercedes-Benz GLC300. The contact stated that after parking the vehicle, the moon roof and windows independently rolled down. The contact was able to roll the windows up. The contact stated that two days later the radio independently turned on while the vehicle was still turned off. The contact was able to turn off the radio. The GPS and Bluetooth connection also malfunctioned. The dealer performed a software update however, the failure recurred. The manufacturer was made aware of the failure. The approximate failure mil… Look up ODI 11475115 at NHTSA ↗ | 3054.5%ODI 11525409When starting the vehicle, all the lights and alarms have come on and vehicle is not drivable. This has happened 4 times. 3/4 times the vehicle has started after an hour or two. One time I have had to have it towed in. I bought this car on April 27th. First time this happened was 5/29. I have been without the use of this car for 28 days today. The service manager called today and Mercedes is trying to fix the problem, they say it is happening to many people. Look up ODI 11525409 at NHTSA ↗ | 523.8%ODI 115641462 SEPERATE ISSUE DIGITAL LIGHTING FAILED, THEN 2ND ISSUE WHICH IS STILL BEING WORKED ON, BEEN A WEEK WITHOUT THE VEHICLE WHICH IS ONLY A MONTH OLD WITH 1100 MILES ON IT, THE ENTITE SYSTEM ISNT WORKING WITH LOTS OF CODE ERROR MESSAGES AND WILL NOT START. THE CURRENT UPDATE FROM MERCEDES IS THEY STARTED A CASE AND TESTING THE VEHICLE AFTER REPLACING THE POWER TRAIN. THE TECHNICIAN AGREED THIS IS NOT NORMAL FOR SUCH A BRAND NEW CAR. I AM CONCERNED FOR MY FAMILYS SAFETY AND THINK THIS IS A LEMON Look up ODI 11564146 at NHTSA ↗ | 1168.8%ODI 11649883The instrument cluster panel blacked out when I started driving. Tried to turn off and on, but didn't come back on. Look up ODI 11649883 at NHTSA ↗ | 0UnavailableNo examples available for this selection. |
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| Unknown Or Other | 2023.0%ODI 11066706 · 20 miMY HEEL GOT STUCK WHEN PRESSING THE GAS PEDAL CREATING A SAFETY HAZARD. MY SHOE WAS STUCK AND I HAD TO DRIVE BAREFOOT. I TOOK IT TO THE MERCEDES CALABASAS DEALERSHIP AND THEY SAID THERE WAS NOTHING THEY COULD DO AND I SHOULD NOT WEAR HEELS WHEN DRIVING. I HAVE DRIVEN FOR OVER 30 YEARS WITH NO ISSUES. Look up ODI 11066706 at NHTSA ↗ | 1225.5%ODI 11469867-I purchased a GLC300. Today I discovered I own a GLC 230 HAZMAT SUV with a Hydrogen tank and other dangerous items. German hazard lights that do not mirror my driver's manual or the car I purchased. -Hazard lights showing SRS systems malfunctioning - Hazard lights showing projected contact -Two unwanted unknown installations of Mercedesa branded navigation systems have been installed in my car without my permission. This is not over the air updates. I have the serial numbers. Mercedes-Benz has yet to respond to my requests for safety and… Look up ODI 11469867 at NHTSA ↗ | 1521.7%ODI 11385956 · 500 miTHE AUDIBLE TIC-TOK SOUND OF THE TURN SIGNAL IS WAY TOO SOFT. THE SOUND IS SUPPOSED TO GIVE ONE NOTICE THAT THE TURN SIGNAL IS ON. IT SIMPLY ISN'T LOUD ENOUGH TO PROVIDE THAT FEEDBACK. CONSEQUENTLY I OFTEN FIND THAT I'M DRIVING DOWN THE STREET HAVING COMPLETED A HALF-TURN ( ONE WHERE IT DOESN'T TRIGGER A SHUT OFF) WITH MY TURN SIGNAL ON FOR BLOCKS BEFORE I NOTICE THAT THE TURN BLINKER IS STILL ON. Look up ODI 11385956 at NHTSA ↗ | 710.6%ODI 11399841THERE IS AN EXISTING ISSUE FOR MERCEDES-BENZ VEHICLES. SERVICE CAMPAIGN #2019040010. HOWEVER, IT ONLY INCLUDES 2019 MODELS. I PURCHASED A 2021 GLC MODEL AND IT HAS THE SAME ISSUE OF NOT HAVING THE PROTECTION ON FRONT RADIATOR. LOOKS LIKE MERCEDES-BENZ DIDNT DO ANYTHING ABOUT THIS ISSUE AND KEPT MAKING VEHICLES WITH THE SAME DEFECT. Look up ODI 11399841 at NHTSA ↗ | 711.9%ODI 11557307My father was driving home from golf. He was driving for about 5 minutes. He was at a red light and smoke started coming out of the car. He turned car off, then on. Smoke started getting worse. He put on the emergency blinkers, got on the sidewalk, and looked underneath the car. Within a few minutes the car blew up. There were no warning lights and the car was driving normally. Car was brand new and was about 1 year old. 2022 GLC. Look up ODI 11557307 at NHTSA ↗ | 814.5%ODI 11537315VEHICLE SHUT DOWN WHILE DRIVING. WARNING LIGHTS ILLUMINATE, CHECK ENGINE LIGHT, DO NOT SHIFT INTO GEAR WARNING, 48V BATTERY WARNING, ETC. WOULD NOT STOP ALARMING. COULD NOT SHUT OFF CAR. COULD NOT PUT CAR INTO PARK. COULD NOT START CAR. WARNING BUZZER WOULD GO OFF ENTIRE TIME. CAR WAS ONLY ABLE TO BE STARTED WHEN REMOTE START REQUEST WAS INITIATED WHEN CAR WAS IN THIS MODE, CAR WAS STARTED BUT THEN SHUT OFF 10 SECONDS LATERS APP STATES, “CHECK ENGINE LIGHT ON” WIL SHUT OFF THE CAR. CAR BACK TO NORMAL AFTER EVENT APPROX 60 MIN BUT CHECK ENGINE L… Look up ODI 11537315 at NHTSA ↗ | 314.3%ODI 11566165Brand new '24 GLC300 4MATIC. Engine light came on with no error message. Brought it in for service. Miscellaneous engine repair states: "Found current code POA7F00 in drivetrain control unit. Followed LI54.10-P-077250. Cleared codes. Drained 48V battery to below 25% SOC. Charged vehicle to 70% SOC. Job complete." Service foreman mentioned that the service performed may not resolve issue. He contacted Mercedes-Benz Engineering and said no fix at this time and no ETA. Left service with no more engine light on. However, it didn't take… Look up ODI 11566165 at NHTSA ↗ | 318.8%ODI 11682705The driver’s seat automatically adjusted while the vehicle was in drive, causing me to lose the ability to reach the pedals and almost resulting in a collision. While driving my 2025 Mercedes-Benz GLC 300 4MATIC with my children in the car, I stopped at a stop sign when the driver’s seat suddenly began adjusting itself backward. My husband also drives this vehicle, and because I had not logged into my driver profile, the car began moving the seat and controls to his saved position, while the car was in drive. The seat moved so far back that I… Look up ODI 11682705 at NHTSA ↗ | 0UnavailableNo examples available for this selection. |
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| Fuel/Propulsion System | 78.0%ODI 11166030 · 14,400 miI WAS WAITING AT A RED TRAFFIC SIGNAL ON ROUTE 7 IN LEESBURG, VA AND THE VEHICLE WAS IN ECO MODE WITH AUTO STOP ENGAGED. WHEN THE LIGHT CHANGED TO GREEN I DEPRESSED THE ACCELERATOR AND THE CAR IMMEDIATELY SHUT OFF AND THE GAUGES ON THE DASH ALL LIT. IT TOOK ME THREE ATTEMPTS BUT IT FINALLY RESTARTED. Look up ODI 11166030 at NHTSA ↗ | 36.4%ODI 11469867-I purchased a GLC300. Today I discovered I own a GLC 230 HAZMAT SUV with a Hydrogen tank and other dangerous items. German hazard lights that do not mirror my driver's manual or the car I purchased. -Hazard lights showing SRS systems malfunctioning - Hazard lights showing projected contact -Two unwanted unknown installations of Mercedesa branded navigation systems have been installed in my car without my permission. This is not over the air updates. I have the serial numbers. Mercedes-Benz has yet to respond to my requests for safety and… Look up ODI 11469867 at NHTSA ↗ | 45.8%ODI 11487421Driving slowly through a parking lot and had to stop for pedestrians. When the path was clear, the car would not accelerate. It only idled forward and slowly reached about 5 mph. Stepping on the accelerator pedal gave no response after repeatedly trying to accelerate. No warning lights came on to alert me of a problem. I was able to pull into a parking spot and after shutting off the ignition and turning back on, the throttle responded as normal. This was a very scary situation but at least it happened in a parking lot. Look up ODI 11487421 at NHTSA ↗ | 1015.2%ODI 11413885 · 90 miON APRIL 21, 2021 AT ABOUT 1800 (TIME), LESS THAN 45-HOURS AFTER PURCHASE OF THE NEW 2021 GLC 300 VEHICLE, THE INTERNAL COMBUSTION (ENGINE) MISFIRED AND ABRUPTLY MALFUNCTIONED WHILE IN STEADY ACCELERATION AT 65-MPH. MY FAMILY AND I WERE HEADED EASTBOUND ON THE CA-60 FREEWAY IN LANE THREE (LEFTMOST, FASTEST LANE). AS SOON AS THE ENGINE SPONTANEOUSLY SPUTTERED, IT ABRUPTLY STOPPED AND INTENSELY SHOOK THE ENTIRE CAR VIGOROUSLY, AGGRESSIVELY, AND CONTINUOUSLY WITH NO ABILITY FOR CONTROL NOR FOR THE OPTION TO CONTINUE TO ACCELERATE. THERE WERE THREE… Look up ODI 11413885 at NHTSA ↗ | 1220.3%ODI 11540317vehicle was recalled for replacement of fuel pump. NHTSA Recall ID 23V445. Mercedes Benz and authorized dealer are unable to repair car at this time. There is a danger of the car losing power and a risk of crash or injury. Look up ODI 11540317 at NHTSA ↗ | 59.1%ODI 11538784While driving on highway at 75 mph, the car began slowing down and an alert on the screen said "Stop. Switch off vehicle". Then the alert on the screen showed that the 48 volt system needed to be recharged. The car would not start and had to be towed to the dealership. The dealership says the car was out of gas, but the gauges did not indicated that the fuel was empty, so they will reset all of the sensors, but they still do not know why the car turned off and could not be restarted. They are checking the software because they cannot find an… Look up ODI 11538784 at NHTSA ↗ | 00.0%No examples available for this selection. | 16.3%ODI 11670954In July 2023, I entered into a lease agreement for a 2023 Mercedes-Benz GLC 300 4MATIC SUV (VIN: [XXX]). From the outset, the vehicle suffered from recurring mechanical failures. It required service visits on August 10, 2023; March 25, 2024; July 26, 2024; September 20, 2024; and October 7, 2024. The final incident on [XXX], involved a fuel pump failure that caused the vehicle to stall in traffic, placing me in a terrifying situation where another driver, enraged and armed, threatened me while I waited for a tow truck. Mercedes-Benz acknowledge… Look up ODI 11670954 at NHTSA ↗ | 0UnavailableNo examples available for this selection. |
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| Exterior Lighting | 11.1%ODI 11219924 · 10,000 miELECTRONIC SHIFTIER ISSUE. CAR WILL NOT DO WHAT IS BEING INPUT TO THE SHIFTIER. PARTICULAR ISSUE WHEN GOING FROM PARK TO DRIVE, DRIVE TO REVERSE, OR PARK TO DRIVER OR REVERSE. (NOTE THAT THE PRESSURE ON BRAKE PEDAL HAS ALWAYS SEEMED EXCESSIVE TO ME. HAVE HAD ISSUE WHERE CAR GOES INTO NEUTRAL WHEN TRYING TO PLACE THE SHIFTIER INTO PARK. I HAVE HAD TIMES WHERE CLEARLY THE VEHICLE DOESN'T REGISTER THAT THE BRAKE IS ACTUATED WHEN IT IS. HAVE HAD INSTANCE WHERE VEHICLE STARTS OFF IN DRIVE AND ROLLS UNDER POWER AS IT DIDN'T SHIFT INTO PARK AS IN… Look up ODI 11219924 at NHTSA ↗ | 00.0%No examples available for this selection. | 45.8%ODI 11661143Entire front right headlight assembly and module failed with no headlight, turn signal, park light etc. There is no visible external damage to the assembly although there is some moisture inside assembly. From internet search, it appears that this is a very common failure. Cost is over $2500 for replacement from local mechanics and over $3300 from Mercedes dealerships with little to no warranty for future failures either. Look up ODI 11661143 at NHTSA ↗ | 1319.7%ODI 11567054Vehicle left/front headlight has water condensation and entire headlight doesn't work. Its pretty much not drivable. I brought the vehicle to a manufacturer dealership and they claim that the failure of the headlight is due to physical impact to the exterior of head light. There is a minor scratch barely visible and no cracks or physical damage to the headlight or seal, or car or that matter. When I asked if they performed an inspection due to a recall associated with the headlight (recall # 2022050005), they confirmed that they did not inspect… Look up ODI 11567054 at NHTSA ↗ | 00.0%No examples available for this selection. | 1018.2%ODI 11529864Sunday, June 25, when I was driving the car on the road, the engine shut off and the car stopped running. 3 warning lights show on screen: engine light; 48v Battery Service Required; 12v Battery service required. I used the break to park the car on the roadside after that. I tried many times to restart the car, Waited over one hour and 40 minutes it finally started again, the engine warning light was still on until the second day morning, and I was able to take pics as evident. 1. What component or system failed or malfunctioned, and is it a… Look up ODI 11529864 at NHTSA ↗ | 314.3%ODI 115641462 SEPERATE ISSUE DIGITAL LIGHTING FAILED, THEN 2ND ISSUE WHICH IS STILL BEING WORKED ON, BEEN A WEEK WITHOUT THE VEHICLE WHICH IS ONLY A MONTH OLD WITH 1100 MILES ON IT, THE ENTITE SYSTEM ISNT WORKING WITH LOTS OF CODE ERROR MESSAGES AND WILL NOT START. THE CURRENT UPDATE FROM MERCEDES IS THEY STARTED A CASE AND TESTING THE VEHICLE AFTER REPLACING THE POWER TRAIN. THE TECHNICIAN AGREED THIS IS NOT NORMAL FOR SUCH A BRAND NEW CAR. I AM CONCERNED FOR MY FAMILYS SAFETY AND THINK THIS IS A LEMON Look up ODI 11564146 at NHTSA ↗ | 16.3%ODI 11754184The screen goes blank not only in the middle where the maps, air conditioning and radio is but the screen where the speed gas tank are as well. We have taken the car in at least 5 times stayed the issue and were told there’s no recall yet for the car. I see here that there is. The car was a Richmond Mercedes today the screen went down amd I was told there’s no fix but maybe I could look on the internet. So here I am! Look up ODI 11754184 at NHTSA ↗ | 0UnavailableNo examples available for this selection. |
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| Power Train | 78.0%ODI 11075967 · 500 miWHILE SLOWLY ACCELERATING THE TRANSMISSION MADE A LOUD BANG AND THE CAR SLOWED TO A CRAWL IN THE MIDDLE OF AN INTERSECTION NEARLY CAUSING A MAJOR ACCIDENT, STEERING WAS NEARLY GONE AS WELL WITH NO RESPONSE FROM ACCELERATOR. THE VEHICLE DISPLAY ALSO SAID IT LOST COMMUNICATION WITH THE KEY WHICH WAS IN THE VEHICLE. Look up ODI 11075967 at NHTSA ↗ | 510.6%ODI 11443463I was going through drive thru waiting in line, when suddenly the car started to accelerate sharply, I put two feet on the brakes to stop the forward motion of vehicle - could not stop or place in park or neutral. their was ample room from the vehicle in front.. slightly removed feet from brake, suv lunged at vehicle in front kept on lunging then came to a halt...vehicle went back to normal operation. Look up ODI 11443463 at NHTSA ↗ | 45.8%ODI 11461938It took a few minutes to be able to completely turn left out of a shopping center while waiting in line. When finally able to turn left, the car stalled into what appeared to be neutral where I had no control to increase speed and was turning very slowly. Oncoming traffic from both ways were coming and luckily stopped on-time. I had to turn off the entire car and restart in the middle of the road in order to be able to drive again. There could've been a massive collision if cars were not paying attention on both sides. Note that the car was NO… Look up ODI 11461938 at NHTSA ↗ | 46.1%ODI 11559715This is the 3rd incidence of this issue (July, Oct, Dec), but we have been advised that a software update is not yet available from the manufacturer. In all instances, we were travelling at a normal rate of in-city traffic (30-45 mph) and all of sudden the vehicle will not accelerate above 25 mph regardless of the position of the throttle. My dealer, Mercedes Benz of Tampa, advises that the problem can only be corrected permanently with a "software update" which is not yet available. This is a major safety issue, especially on the highway, a… Look up ODI 11559715 at NHTSA ↗ | 46.8%ODI 11613083 · 20,370 miThe contact owns a 2022 Mercedes-Benz GLC300. The contact stated while driving 76 MPH, the accelerator pedal was depressed; however, the vehicle failed to accelerate as intended. The contact stated that the vehicle speed independently decelerated. The contact safely drove the vehicle to the shoulder of the road. The contact stated that a warning light illuminated indicating do not shift the gear, contact the dealer. In addition, the contact stated that the gear shifter seized, and the wheels locked up. The contact stated that the failure occurr… Look up ODI 11613083 at NHTSA ↗ | 35.5%ODI 11535976The 2023 GLC300 would not start. The internal alarms kept going off, the push-start/stop would not respond. The vehicle was acting like it was being stolen, this lasted for 75 to 80 minutes. The display said 12V On-Board Electrical System Service Required and Blind Spot Assist Inoperative - over and over again. Couldn't get the key to make car lock or unlock. The car would not turn on, it would not turn off. The alarm message was persistent. Had to call a tow-truck to take it in for service. After 3+ hours the car restarted. Mercedes initiated … Look up ODI 11535976 at NHTSA ↗ | 523.8%ODI 11566165Brand new '24 GLC300 4MATIC. Engine light came on with no error message. Brought it in for service. Miscellaneous engine repair states: "Found current code POA7F00 in drivetrain control unit. Followed LI54.10-P-077250. Cleared codes. Drained 48V battery to below 25% SOC. Charged vehicle to 70% SOC. Job complete." Service foreman mentioned that the service performed may not resolve issue. He contacted Mercedes-Benz Engineering and said no fix at this time and no ETA. Left service with no more engine light on. However, it didn't take… Look up ODI 11566165 at NHTSA ↗ | 00.0%No examples available for this selection. | 0UnavailableNo examples available for this selection. |
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| Steering | 33.4%ODI 11339659 · 8,000 miTL* THE CONTACT OWNS A 2018 MERCEDES BENZ GLC300. THE CONTACT STATED THAT AT START-UP, THE STEERING CEASED WITH THE POWER STEERING ASSIST WARNING LIGHT ILLUMINATED. THE VEHICLE WAS TOWED TO CRITZ INC MERCEDES-BENZ OF SAVANNAH (7000 ABERCORN ST, SAVANNAH, GA 31406) TO BE DIAGNOSED. THE CONTACT WAS INFORMED THAT THE FAILURE WAS DUE TO AN UNSTATED SOFTWARE FAILURE. THE SOFTWARE WAS UPDATED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 8,000.*BF*JB Look up ODI 11339659 at NHTSA ↗ | 00.0%No examples available for this selection. | 57.2%ODI 11311725 · 20 miTHE VEHICLE WONDERS WITHIN THE LANE WHEN MERCEDES DISTRONIC DRIVER ASSISTANCE IS ACTIVATED, PARTICULARLY ON GENTLE CURVES AT HIGHWAY SPEEDS. IT WILL HIT LANE BUMPS UNLESS THE DRIVER ACTIVELY STEERS AWAY FROM THE LANE MARKINGS. THE 2020 GLC3004MATIC HAS BEEN DOING THIS SINCE WE PURCHASED IT NEW ON JANUARY 2, 2020. MERCEDES DEALER HAS CHECKED THE VEHICLE AND IS NOW DESCRIBING THE VEHICLES BEHAVIOR AS NORMAL. ACCORDING TO MERCEDES THIS IS A NEW DRIVER ASSISTANCE PACKAGE IN THE 2020 GLC. IT IS A MAJOR SAFETY HAZARD IF THE VEHICLE IS NOT ACTIVELY … Look up ODI 11311725 at NHTSA ↗ | 00.0%No examples available for this selection. | 1423.7%ODI 11445381When driving at 40 to 60 MPH and hit shallow pot hole or bump in the road the front wheels violently shake and the steering wheel (electric steering) violently vibrates for 5 to 8 seconds. Dealer checked the vehicle and claims there is nothing wrong with it but did turn off the "attention assist" setting from sensitive setting claiming it was the cause. The issue still exists but not as violent. I'm concerned of loosing control of the car/my safety. FYI: never experienced this issue with my previous car (same car two years older ,2020 GLC 300).… Look up ODI 11445381 at NHTSA ↗ | 23.6%ODI 11538722This 2023 GLC, a newly redesigned model, has a number of issues. The two most severe are the adaptive speed limit and the lane keeping assist. I had to disable the traffic sign recognition feature because I was on I-95 in Maryland where the posted speed limit was 65. The car abruptly slowed me down to 35 because it saw an exit sign speed limit but I was not on the exit. I was lucky the car behind me didn't hit me. A warning would be good but to brake the vehicle for a speed limit sign seems problematic. The more serious issue is the lane … Look up ODI 11538722 at NHTSA ↗ | 00.0%No examples available for this selection. | 16.3%ODI 11682705The driver’s seat automatically adjusted while the vehicle was in drive, causing me to lose the ability to reach the pedals and almost resulting in a collision. While driving my 2025 Mercedes-Benz GLC 300 4MATIC with my children in the car, I stopped at a stop sign when the driver’s seat suddenly began adjusting itself backward. My husband also drives this vehicle, and because I had not logged into my driver profile, the car began moving the seat and controls to his saved position, while the car was in drive. The seat moved so far back that I… Look up ODI 11682705 at NHTSA ↗ | 0UnavailableNo examples available for this selection. |
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| Service Brakes | 55.7%ODI 11067322 · 1,500 miI AM HAVING AN ISSUE OF SQUEAKY BRAKE. IT USUALLY HAPPENS IN SNOWING DAY OR DAY AFTER FROM FRONT WHEEL. BUT, IT WOULD HAVE HAPPENED AT SUNNY DAY TOO. IT SOUNDS VERY LOUD, SO ANNOYING. I TOOK MY CAR MERCEDES DEALERSHIP WHERE I LEASED THE CAR. FOR THE FIRST TIME, THEY FIXED. ACCORDING TO THE INVOICE, THE TECHNICIAN FOUND AND CONFIRMED THE ISSUE OF SQUEAKY COMES FROM REAR WHEEL. BUT, IT HAPPENS NOW AT FRONT. IT IS PRETTY MUCH DOUBTFUL ABOUT WHETHER THEY DID GOOD JOB OR NOT. I ATTACH A LINK OF YOUTUBE WHICH I RECORDED THE ISSUE MY SELF. PL… Look up ODI 11067322 at NHTSA ↗ | 12.1%ODI 11433403 · 10,000 miThe contact owns a 2019 Mercedes Benz GCLCLASS. The contact stated that the brake system failed. The contact stated when driving at 25mph when the brake pedal was engaged the brake pedal went to the floorboard the vehicle crashed a pole and came to stop. there were no warning lights before during or after the failure occurred. The vehicle was towed to a mechanic shop. The vehicle was not repaired. The manufacturer was contacted. The approximate failure mileage was 10,000. Look up ODI 11433403 at NHTSA ↗ | 34.3%ODI 11299643 · 2,000 miDRIVING ALONG RANDOM TRAFFIC NO PATTERN, AUTOMATIC BRAKE ASSIST IS TEMPORARILY NOT ACTIVE , BRIGHT YELLOW WORDING, DANGER AUTO BRAKE ASSIST WILL NOT FUNCTION AT THIS TIME. Look up ODI 11299643 at NHTSA ↗ | 00.0%No examples available for this selection. | 46.8%ODI 11699636I was involved in a severe front-end collision where my vehicle struck another vehicle with significant force. Despite the major impact, the front airbags did NOT deploy. The entire front end of the vehicle was crushed, including destruction of the radiator, damage to engine components, internal structural collapse, and leaking fluids. Based on the severity and direct frontal nature of the crash, airbags should have deployed but did not. As a result of the impact, I sustained a neck and upper shoulder injury and required medical evaluation. Th… Look up ODI 11699636 at NHTSA ↗ | 59.1%ODI 115474692023 Mercedes Benz GLC 300. Several Electrical, Braking, Collision, Check Battery related issues noted. At approximately 500 miles on vehicle battery system began sending critical voltage error messages to notification app after the vehicle had been turned off. --Owner recharged battery on front terminals. At various intervals, check engine light would come on while driving, sometimes for days at a time. Sometimes for less than an hour, sometimes for a day or so but not long enough to get into a MB Dealer.---MB has less than 5,000 Miles. … Look up ODI 11547469 at NHTSA ↗ | 314.3%ODI 11555404After giving a pressure to the brakes, the car feels like the brakes are being slipped towards the end, so I have to hold the brakes hard at the end. I have tried different models of Mercedes such as E class but the brake of E class works exactly opposite from GLC 300. When I give a pressure to E class, first it will stop slowly and towards the end, it will stop more aggressively. When I drive GLC 300 on highway, I had to make several sudden stops because I couldn't estimate the brake range. I made several different people to drive my car, and … Look up ODI 11555404 at NHTSA ↗ | 212.5%ODI 11684967The brakes did not function at all. Upon trying to brake, the brake pedal was hard and the car would not stop. The car went into s storefront where the cashier is located and could have resulted in serious injury or death to anyone waiting to pay at the store. The forward collision alarm did not sound, the dashboard indicator for an impending forward collision did not illuminated. The car did not slow down or stop to avoid the collision. The car is currently at the body shop. Look up ODI 11684967 at NHTSA ↗ | 0UnavailableNo examples available for this selection. |
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