| Electrical System | 820.5%ODI 11359880 · 300 miPURCHASED MY 2020 CT5 IN APRIL 2020. SINCE THEN THE VEHICLE HAS BEEN AT THE DEALERSHIP 5 TIMES FOR THE SAME SERVICE DRIVER ASSIST AND FORWARD COLLISION SYSTEM UNAVAILABLE. GM HAS DISPATCHED A SENIOR ADVISOR TO TEST THE VEHICLE AND EVEN LEFT A CODE READER IN THE VEHICLE TO TRACK ITS PERFORMANCE. MESSAGES CAME ON AGAIN. I RECORDED IT AS INSTRUCTED AND THE DEVICE WAS SENT BACK TO THE GM ENGINEERS. IT HAS BEEN OVER A MONTH TODAY 18 SEPTEMBER AND STILL NO UPDATE AS TO WHAT'S WRONG WITH THIS CAR. THEY'VE REPLACED AND REINSTALLED CAMERAS AND DEVICES A… Look up ODI 11359880 at NHTSA ↗ | 1241.4%ODI 11605992When approaching a stopping vehicle the brake pedal became extremely hard to press and I could not brake enough to stop and had a collision. Come to find out that the ABS computer and the main ECU weren't communicating correctly which turned off the assisted braking, assisted steering and the AWD. Look up ODI 11605992 at NHTSA ↗ | 218.2%ODI 11751375The driver door will not open from the outside. My car only has 38k miles on it. All doors will open other than the driver door. This is a safety feature that needs to be recalled and fixed. The dealership even told me this happens often. I have to climb through my passenger door to get in the driver seat. I am a single woman and do not feel safe unless I’m in a busy parking lot bc I could easily get mugged while not being able to safely enter my vehicle fast enough. Look up ODI 11751375 at NHTSA ↗ | 18.3%ODI 11593927Entire electrical and safety systems, every light on dashboard was lit up, all kinds of safety warning light were on! Because manufacturer uses plant-based materials to wrap wiring, it caused an infestation of rodents that had a snack on my wiring! I could have been in real safety danger had I been on the highway! Look up ODI 11593927 at NHTSA ↗ | 00.0%No examples available for this selection. | 111.1%ODI 11621061This new 2025 Cadillac CT5 displays incorrect posted speed limits on Rte. 114 Flanders Rd, Gulf Rd, Bear hill Rd , .Ryan Rd, in Henniker NH. speed of 55mph which is incorrect to legal posted speed limits being much slower. This vehicle also shows roads that have no posted speed limit sign of 55 mph, which should be for safety reason(--) Can we have these roads updated to display the correct posted speed limits from the third party supplier /google. Look up ODI 11621061 at NHTSA ↗ | 120.0%ODI 11747734Adaptive Cruise control acts like it’s going to maintain a gap (user selectable gap distance is able to be manipulated and displayed on drivers information center) but will rush right onto a preceding cars bumper. I’m told that even though manual transmission cars have the components and illusion that adaptive cruise control works, it doesn’t which is bad if you think it will work. Please make adaptive cruise control work in manual transmission CT5s like it does in auto. Similarly, the Surround Video Recorder equipment is installed but doesn’t… Look up ODI 11747734 at NHTSA ↗ |
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| Power Train | 1538.5%ODI 11560832this vehicle has had multiple check engine failures it has been in for service six times in a matter of months. In September I had Service Traction control/StabiliTrack lights come on and the car losses of engine power. I had it serviced again in October for the same issue it was at the dealership for 20 days all they did was clear the code and drove it 38 miles, including the technician driving it home to see if the issue could be duplicated. After the 20th day they advised me to pick up my vehicle and return it when the light were actively on… Look up ODI 11560832 at NHTSA ↗ | 413.8%ODI 11636164Service transmission message showed up on dash. Dealer stated after performance test found P17A5 code for shift control. The dealer stated that the gear shift assembly needed to be replaced and if not, that the car could get stuck in gear which I feel is a safety risk. My vehicle only has 37,111 miles on it and I am pretty much the only driver. Look up ODI 11636164 at NHTSA ↗ | 00.0%No examples available for this selection. | 541.7%ODI 11494586 · 130,000 miThe contact owns a 2023 Cadillac CT5. The contact stated while driving 70 MPH, the vehicle started to accelerate independently, exceeding the speed and then the vehicle decelerated without warning. The contact was able to pull over. The vehicle was towed to the dealer and stated that the transmission was faulty, and the anti-lock braking turned off inadvertently. The vehicle was repaired. The manufacturer was contacted, and a case was filed. The failure mileage was 130,000. The VIN was not available. Look up ODI 11494586 at NHTSA ↗ | 00.0%No examples available for this selection. | 00.0%No examples available for this selection. | 120.0%ODI 11718643Catastrophic engine failure within 700 miles Requires full engine replacement Problems began around 150 miles on odometer Message: Reduced accelerated speed Check engine light Service transmission system Service variable valve timing system Look up ODI 11718643 at NHTSA ↗ |
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| Unknown Or Other | 1128.2%ODI 11355006 · 440 miWHEN THE VEHICLE IS TRAVELING OVER 50 MPH, AND TAKES SWEEPING TURNS / GRADUAL BENDS ON THE HIGHWAY, IT BECOMES APPARENT THAT TURNING RIGHT IS MUCH HARDER THAN TURNING LEFT. THE STEERING WHEEL IS MUCH STIFFER AND FEELS HEAVIER WHEN MAKING RIGHT TURNS AT SPEED, ALMOST LIKE IT'S PERMANENTLY STUCK IN SPORT MODE WHEN THE WHEEL IS TURNED RIGHT. IT IS CONSTANTLY FIGHTING TO GET BACK TO CENTER WHEN TAKING THOSE RIGHT TURNS AT SPEED. LEFT TURNS ARE FINE. ON TWO OCCASIONS, THE WHEEL SUDDENLY AND VIOLENTLY JERKED LEFT, TRYING TO GET BACK TO CENTER AS I WA… Look up ODI 11355006 at NHTSA ↗ | 413.8%ODI 11632837Driver Side door handle stops working. Because the door handle operates with a sensor and not a standard pull door handle something is being affected and it will not open door. Causing safety issue and not being able to enter car normally. Look up ODI 11632837 at NHTSA ↗ | 00.0%No examples available for this selection. | 00.0%No examples available for this selection. | 00.0%No examples available for this selection. | 333.3%ODI 11614207This vehicle VIN has a feature called Traffic Sign Assistant, which will provide a readout of the legal posted speed limit for the road being traveled. That information is being provided by a third party source being google maps, the internet is showing increased concerns of this such as below links demonstrate from other consumer drivers using google maps displaying incorrect speed limits on highways or back roads with no resolution. [XXX] [XXX] We also tested another vehicle in a known problem area which is near [XXX] [XXX] in Nashua NH … Look up ODI 11614207 at NHTSA ↗ | 120.0%ODI 11738910While driving vehicle at approximately 50 mph in normal driving conditions, the vehicle’s automatic emergency braking/forward collision system activated an alert when a vehicle ahead of me slowed and turned out of my lane. After the lane was fully clear and there was no obstacle in front of the vehicle, the system aggressively braked and brought the car completely to a stop on the highway. During the event, the vehicle temporarily would not respond to accelerator input even while pressing the gas pedal. This created an extremely dangerous situa… Look up ODI 11738910 at NHTSA ↗ |
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| Structure:Body | 410.3%ODI 11644689Outer door handle/opening electronic mechanism on multiple doors Defect will inhibit persons from providing emergency service in case of accident Drivers door handle assy. was replaced under warranty, rear passenger door now has same problem No warnings are displayed Look up ODI 11644689 at NHTSA ↗ | 620.7%ODI 11641989Currently my passenger door and my rear driver side door do not open from the outside. I already had to have my driver side door handle replaced for the same issue, now three out of four of my handles have failed. If an accident were to occur no one would be able to access the passenger or the rear driver passenger from the outside because the doors do not open. Since I can not open the door from the outside I had to remove the child lock from the rear door so my child can exit the vehicle. Look up ODI 11641989 at NHTSA ↗ | 327.3%ODI 11711602Front driver side door unable to open from the outside. Faulty door handle pad. Initially randomly wouldn’t work, would have to press the pressure pad multiple times or press on specific part of the pad. Eventually, stopped working all together. It’s a safety issue if unable to open the door during an emergency. Pretty common issue on Cadillac CT5s regardless of trim. Affects all 4 doors, just happen to be the driver side is the most used. Look up ODI 11711602 at NHTSA ↗ | 18.3%ODI 11709101Driver Door continue to not open. You must remove key cover off handle and manually open door with key or roll down all windows with Keyfob to reach in to open doors Look up ODI 11709101 at NHTSA ↗ | 00.0%No examples available for this selection. | 00.0%No examples available for this selection. | 00.0%No examples available for this selection. |
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| Engine | 717.9%ODI 11560832this vehicle has had multiple check engine failures it has been in for service six times in a matter of months. In September I had Service Traction control/StabiliTrack lights come on and the car losses of engine power. I had it serviced again in October for the same issue it was at the dealership for 20 days all they did was clear the code and drove it 38 miles, including the technician driving it home to see if the issue could be duplicated. After the 20th day they advised me to pick up my vehicle and return it when the light were actively on… Look up ODI 11560832 at NHTSA ↗ | 13.4%ODI 11717706While driving on a very busy highway going downhill when suddenly the vehicle started feeling abnormal like it was going to turn off automatically, heard an abnormal grinding noise coming from the engine the vehicle dropped speed drastically and the check engine light turned on , luckily we were on a part of the road where I merged quickly to the side of the road followed by a sudden engine shut down, the safety of myself and 3 other passengers was very compromised due to nearly being hit by other vehicles coming at a high speed on a main high… Look up ODI 11717706 at NHTSA ↗ | 00.0%No examples available for this selection. | 00.0%No examples available for this selection. | 00.0%No examples available for this selection. | 222.2%ODI 11640259I just bought a new car 5 days ago, and after running 378 miles, it started to pull the cylinder. The after-sales service is still delaying the time. I don't know what to do, and Cadillac still doesn't give me a mobility scooter. Look up ODI 11640259 at NHTSA ↗ | 120.0%ODI 11718643Catastrophic engine failure within 700 miles Requires full engine replacement Problems began around 150 miles on odometer Message: Reduced accelerated speed Check engine light Service transmission system Service variable valve timing system Look up ODI 11718643 at NHTSA ↗ |
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| Air Bags | 12.6%ODI 11439475I have had many issues with Onstar failing. I bought the 2020 Cadillac CT5 AWD 10/2020. It took Onstar over a month to connect to my car to provide AT&T internet plan (via Onstar). On 4/22/21 I was hit in my driver front & wheel, Onstar failed- never contacted us & the airbags did not deploy. I noticed my Onstar light was red. Onstar was repaired during the body shop repair. Soon after I picked up the car (approximately 1 month) the SRS light came on & Onstar turned red again on 7/31/21. Dropped off the car to be repaired 8/13/21. After repair,… Look up ODI 11439475 at NHTSA ↗ | 26.9%ODI 11430956There was no indication that the Automatic Braking System, Air Bags and Seatbelts were not working properly. In August 12, 2021, I was in an auto accident where I rear-ended another dodge car. The air bags did not deploy and Onstar was not notified. I believe I hit the steering wheel. I went to the emergency room and have seem my primary doctor once. I have a follow-up appointment this week for pain in the middle of my breast bone. My issuance company will inspect the car, after GM completes their inspection on Monday, August 27, 2021. … Look up ODI 11430956 at NHTSA ↗ | 218.2%ODI 11474858Received message on dashboard 'Service Safety Restraint System'. Dealership says that airbag needs to be replaced and it is not safe to drive the car. Manufacture of the car does not have the part and cannot repair the car. No timeframe on when the car can be repaired was given. GM is already under investigation for this same exact issue from 2021 where 15 collisions resulted in airbags not deploying. Look up ODI 11474858 at NHTSA ↗ | 18.3%ODI 11676071The lane departure didn’t work as expected to avoid a crash. I was hurt and bruised due to the air bags never deployed after hit on right wheel number flew off causing my to go into 5 guard rails . The whole front end was destroyed into pieces “no airbags” I’m lucky to be alive. It was inspected by police and my insurance company consider it total loss.nothing before or after the impact Look up ODI 11676071 at NHTSA ↗ | 150.0%ODI 11701084Air bags did not deploy in bad car accident. Safety issue. Look up ODI 11701084 at NHTSA ↗ | 111.1%ODI 11766843My car was hit from behind very hard and my head hit the steering wheel. The whole back was crushed and the airbagss did not deploy. Look up ODI 11766843 at NHTSA ↗ | 00.0%No examples available for this selection. |
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| Forward Collision Avoidance: Automatic Emergency Braking | 00.0%No examples available for this selection. | 26.9%ODI 11430956There was no indication that the Automatic Braking System, Air Bags and Seatbelts were not working properly. In August 12, 2021, I was in an auto accident where I rear-ended another dodge car. The air bags did not deploy and Onstar was not notified. I believe I hit the steering wheel. I went to the emergency room and have seem my primary doctor once. I have a follow-up appointment this week for pain in the middle of my breast bone. My issuance company will inspect the car, after GM completes their inspection on Monday, August 27, 2021. … Look up ODI 11430956 at NHTSA ↗ | 19.1%ODI 11648919The front wheels are locking up sometimes when either hitting a bump in the road or just out of the blue while driving. The auto braking will engage quickly and then shut off. Look up ODI 11648919 at NHTSA ↗ | 18.3%ODI 11676071The lane departure didn’t work as expected to avoid a crash. I was hurt and bruised due to the air bags never deployed after hit on right wheel number flew off causing my to go into 5 guard rails . The whole front end was destroyed into pieces “no airbags” I’m lucky to be alive. It was inspected by police and my insurance company consider it total loss.nothing before or after the impact Look up ODI 11676071 at NHTSA ↗ | 00.0%No examples available for this selection. | 222.2%ODI 11713127I put up a rubber stop to test the emergency stop feature the car is equipped with. With car moving either forward in drive or backwards in reverse the car would not automatically stop before hitting this two foot high aid. A warning vibration is felt just before the car struck the device but the way I understand it in the owners manual the car should come to a complete emergency stop. This could endanger anyone or anything that the driver did not see while moving the car, i.e., a child on a tricycle for example. Look up ODI 11713127 at NHTSA ↗ | 240.0%ODI 11738910While driving vehicle at approximately 50 mph in normal driving conditions, the vehicle’s automatic emergency braking/forward collision system activated an alert when a vehicle ahead of me slowed and turned out of my lane. After the lane was fully clear and there was no obstacle in front of the vehicle, the system aggressively braked and brought the car completely to a stop on the highway. During the event, the vehicle temporarily would not respond to accelerator input even while pressing the gas pedal. This created an extremely dangerous situa… Look up ODI 11738910 at NHTSA ↗ |
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| Vehicle Speed Control | 25.1%ODI 11359880 · 300 miPURCHASED MY 2020 CT5 IN APRIL 2020. SINCE THEN THE VEHICLE HAS BEEN AT THE DEALERSHIP 5 TIMES FOR THE SAME SERVICE DRIVER ASSIST AND FORWARD COLLISION SYSTEM UNAVAILABLE. GM HAS DISPATCHED A SENIOR ADVISOR TO TEST THE VEHICLE AND EVEN LEFT A CODE READER IN THE VEHICLE TO TRACK ITS PERFORMANCE. MESSAGES CAME ON AGAIN. I RECORDED IT AS INSTRUCTED AND THE DEVICE WAS SENT BACK TO THE GM ENGINEERS. IT HAS BEEN OVER A MONTH TODAY 18 SEPTEMBER AND STILL NO UPDATE AS TO WHAT'S WRONG WITH THIS CAR. THEY'VE REPLACED AND REINSTALLED CAMERAS AND DEVICES A… Look up ODI 11359880 at NHTSA ↗ | 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. | 111.1%ODI 11621061This new 2025 Cadillac CT5 displays incorrect posted speed limits on Rte. 114 Flanders Rd, Gulf Rd, Bear hill Rd , .Ryan Rd, in Henniker NH. speed of 55mph which is incorrect to legal posted speed limits being much slower. This vehicle also shows roads that have no posted speed limit sign of 55 mph, which should be for safety reason(--) Can we have these roads updated to display the correct posted speed limits from the third party supplier /google. Look up ODI 11621061 at NHTSA ↗ | 240.0%ODI 11687842 · 1,200 miThe contact owns a 2026 Cadillac CT5. The contact stated that while driving the vehicle with the Super Cruise feature activated, the message indicated a road construction zone, and the brakes independently activated. The contact stated that there was no road construction nearby. The contact reset the super cruise control feature. The contact stated that while the super cruise control was set at 75 MPH, the vehicle unintendedly accelerated to 100 MPH within seconds. The vehicle was not diagnosed or repaired by an independent mechanic or dealer. … Look up ODI 11687842 at NHTSA ↗ |
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