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Electrical system

Cadillac XT5 Electrical problems by year

50 complaints filed with NHTSA about the Cadillac XT5's electrical system. Dead batteries, warning lights, wiring, alternators, infotainment and electronic module failures.

Electrical complaints by model year

YearElectrical complaintsCrashesInjuriesRecalls
20250001
20240001
20230001
20222100
20218100
20202000
20193000
201814000
201721000

Electrical recalls

Latest XT5 electrical complaints

2021 Cadillac XT5SteeringElectrical systemEngine & cooling

Sudden Engine Shutdown and Loss of Steering Assistance in Traffic - 2021 Cadillac XT5 While operating our 2021 Cadillac XT5 in traffic, the vehicle suddenly and unexpectedly stopped running. The engine shut down, the instrument panel went dark except for a warning stating "Low Battery," and steering locked up. The emergency flashers would not work but blue-tooth did. The AC was working fine until shutdown but has not worked since. The car is still in the Cadillac dealership with no reasons given for the shutdown. ...

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The vehicle would not restart and was left immobilized in the middle of traffic, creating a serious risk of a collision. The "Low Battery" warning appeared only after the engine had stopped. There was no indication of a low-battery warning before the shutdown. A check of the vehicle's VIN showed no outstanding safety recalls. We are concerned that an electrical, engine-control, or power-distribution malfunction caused the sudden shutdown and loss of steering assistance. The exact cause has not yet been established. We request that NHTSA review this incident as a potential vehicle safety defect because an unexpected shutdown and loss of steering assistance in moving traffic creates a substantial risk to occupants and other motorists.

Filed Incident Steering · Electrical system · EngineNHTSA 11771715
2021 Cadillac XT5Electrical system

Parasitic drain on the battery creating unpredictable electronic failures.

Filed Incident Electrical systemNHTSA 11769652
2021 Cadillac XT5Electrical system

Parasitic drain on the battery causes unpredicted electrical malfunctions on the car. 4 batteries replaced in two years.

Filed Incident Electrical systemNHTSA 11769552
2021 Cadillac XT5Electrical systemDriver assistance

The Side Detection System warning light came on. I found that other vehicles in our blind spots were not be recognized by the system. The warning lights were not being activated on the side mirrors. The system was repaired at the dealership at a cost of $865.43. When speaking withe the service technician he said this is happening quite frequently. They found three wires that were corroded and two more that showed signs future issues.

Filed Incident Electrical system · Lane departureNHTSA 11760426
2017 Cadillac XT5Transmission & drivetrainElectrical system

I purchased the car on [redacted]. The car has been returned to the service department within the first 3 days. Sold to me without getting fully inspected. Service department did put new brakes and rotors on and I was told (no paperwork given to me) an oil change was done. On [redacted] in traffic on a dangerous highway, the car cut off. The car was not able to be jumped with AAA, was towed to [[redacted]]/GMC Service department. I was told by the Asst Svc Manager, on [redacted] the Tech told him My car was the...

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starter. The part would have to be ordered and would not be ready to the following week. On July 7th I received a call from the SVC Mgr that the engine blew. I had to pull teeth to get the Mgr to pay for the engine of $8500 and yet he wants me to pay $1500.00. With having a car less than 21 days regardless if I went over the 3k miles and as -is, there was a 90 day warranty when everything should be covered. He has now rescinded because I reported this to BBB, Atty Gen office, NHTSA. This car was never inspected. I requested the On-star reports, Inspection reports for the last year and the Tech's findings and nothing has been provided except one. I requested several times the service report and the General Manager/owner is so upset, he submitted nothing.I have felt intimidation throughout this entire process. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6)

Filed Incident Power train · Electrical systemNHTSA 11751756
2020 Cadillac XT5Electrical system

Odometer Fraud. The contact purchased a 2020 Cadillac XT5. The contact discovered that there was a mileage discrepancy after the purchase. The vehicle was a dealer sale. At the time of purchase, the vehicle mileage was 30,475. It was later discovered, upon checking with a local AutoZone, that the mileage was 49,579.

Filed Incident Electrical systemNHTSA 11734280
2018 Cadillac XT5Electrical systemAcceleration & cruise control

The contact owns a 2018 Cadillac XT5. The vehicle was recently purchased, and while driving at an undisclosed speed, the vehicle failed to accelerate as intended while depressing the accelerator pedal. In addition, the vehicle failed to accelerate above 5 MPH with several unknown warning lights illuminated. The dealer was notified and sent a mobile mechanic to the residence to diagnose the vehicle; however, no cause for the failure was found. The vehicle was towed to the dealer, and it was diagnosed that the...

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emission starter module had failed. The dealer reprogrammed the emission starter module. The contact stated that a week after the repairs were performed, while driving at an undisclosed speed, the vehicle sputtered, and the failure persisted. Several unknown warning lights were illuminated. The dealer was notified of the failure. The vehicle was not inspected or diagnosed due to the cost. The contact stated that the failure persisted, and the vehicle failed to start. The vehicle was no longer able to be started. The contact stated that the vehicle was repossessed but was recovered. The vehicle was towed to the residence and had not been driven since. The manufacturer was not notified of the failure. The failure mileage was approximately 2,000.

Filed Incident Electrical system · Vehicle speed controlNHTSA 11725505
2021 Cadillac XT5Electrical systemDriver assistance

The contact owns a 2021 Cadillac XT5. The contact stated that while driving approximately 50 MPH, the infotainment screen was touched but went black and failed to respond. The vehicle was turned off and restarted at the next traffic light, and the infotainment screen was touched and remained black and failed to respond. The vehicle was taken to an independent mechanic and was diagnosed; however, the diagnostic result was not provided. Due to the failure, the HVAC system, GPS, Bluetooth, Back Over Prevention, and Lane Keep Assist features became inoperable. The manufacturer was notified of the failure. The failure mileage was approximately 113,240.

Filed Incident Electrical system · Back over preventionNHTSA 11722196
2017 Cadillac XT5Transmission & drivetrainElectrical system

I purchased this used car in the end of July 2025. Within the last month the service transmission light came on. Within a 24-hour period, the message changed to, "service transmission unable to shift Soon". Also alarm bells go off when I first start the car and sometimes during driving. The car feels like it drives correctly and smoothly with no shifting issues. Sometimes when that second message and check engine light icon being comes on, there seems to be a third message that is trying to pop up behind it but it...

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does not. It seems like there is a glitch in the system. This was very concerning and scary for me. My research shows me that this has been a chronic problem for my make and model and year of car. I've also heard it can be even time to check and or change the transmission fluid. That needs to be a different message all together without causing alarm that the transmission itself is not functioning properly. I have not driven this for 10 days because many repair shops in dealerships are telling me not to risk it and of course want me to bring this in for a diagnosis. It is costly and hard to discern and trust who to go to for the correct information. The dealership should be responsible for a recall and replacing this sensor or modular so people do not have a cause for alarm if it is something as simple as needing to change the transmission fluid. There is also no dipstick on this vehicle so no local fluid fill station can check this. Many people have complained and are at a loss. I see there is a bulletin on this subject but no recall. Please take action and turn this situation into a recall once and for all to help. The little folks like me stay more safe and better informed about the health and longevity of our vehicles. Thank you for your time in reading this.

Filed Incident Power train · Electrical systemNHTSA 11720102
2018 Cadillac XT5Transmission & drivetrainElectrical system

While waiting at a light, then the car shut off. Lossing all power. I could not get out of the vehicle, no hazards, no lights, nothing. After several pulls of the door handle I was able to open the door but the hazard light was not able to come one. After 4 attempts to engage break to push start the vehicle on ethe brake locked up and would not disengage. Total screen black out, no power no hazards. After some time, the brake released screen activated and I was able to press the brake and try to start the car...

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again. It did not work but was now able to turn on hazards. After 15 mins, I tried again and it cranked up normal. I had new battery in June 2025 and 60K Maintenance services in Aug 2025. This happen in Oct 2025.

Filed Incident Power train · Electrical systemNHTSA 11695654
2018 Cadillac XT5SteeringElectrical system

Cadillac XT5 had a "steering assist is reduced" message on the driver information center. P0128 Code

Filed Incident Steering · Electrical system · Unknown or otherNHTSA 11692134
2020 Cadillac XT5Electrical system

Auto shut down completely in the middle of the road. No one including tow truck driver could not put vehicle into neutral. Once the vehicle was towed to the dealership in was confirmed that battery just died and the dealership stated due to the electrical shifter there was no way to engage neutral since the vehicle could not start. This situation caused major traffic issues for 3 hours as vehicle was locked in position. I would think there should be some way to push the vehicle to the curb allowing traffic to...

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flow. Being stuck in the middle of traffic and unable to push vehicle to the side of the road is very dangerous. Please advise Cadillac that people must have a way to get there vehicle out of the middle of the road and this a very dangerous situation.

Filed Incident Electrical system · Unknown or otherNHTSA 11681744
2017 Cadillac XT5Electrical systemVisibility & wipers

There is an open service bulletin on my car - 17128 Potential Loss of HVAC Control. This loss of control affects the defrost on the vehicle making it very dangerous to drive when it is raining out as it severally reduces visibility.

Filed Incident Electrical system · Visibility / wiperNHTSA 11668812
2017 Cadillac XT5Electrical system

Steering reduced assist drive with care on the dash board . It states drive with caution not sure if this is dangerous or even driveable I am 8 months pregnant and now I don't have a car I am scared to drive it. Thermostat stopped working & fan is running and won't stop

Filed Incident Electrical system · Unknown or otherNHTSA 11662143
2018 Cadillac XT5Electrical systemEngine & cooling

Engine thermostat defective, which causes the computer to speed up radiator fans, and causes temperature gauge to read zero. Dealer replaced under warranty at 68,000 miles and same problem reoccurred at 90,000 miles. Common problem on Cadillac XT5's (all years)

Filed Incident Electrical system · EngineNHTSA 11658849

Source: U.S. National Highway Traffic Safety Administration (NHTSA) complaints and recalls, checked daily. Complaints are owners' own reports and are not verified. How we use the data

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