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Electrical system

2021 Cadillac XT5 Electrical problems

Owners have filed 8 complaints about the 2021 Cadillac XT5's electrical system with NHTSA - 42% of all its complaints, most recently on October 16, 2026. They describe 1 crash, 0 fires and 0 injuries. Dead batteries, warning lights, wiring, alternators, infotainment and electronic module failures.

Complaints
8
Recalls
0
Crashes
1
Fires
0
Injuries
0
Deaths
0

Electrical complaints

SteeringElectrical 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
Electrical system

Parasitic drain on the battery creating unpredictable electronic failures.

Filed Incident Electrical systemNHTSA 11769652
Electrical system

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

Filed Incident Electrical systemNHTSA 11769552
Electrical 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
Electrical 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
Electrical systemEngine & coolingFuel system

The contact owns a 2021 Cadillac XT4. The contact stated while driving 40-45 MPH, the vehicle suddenly stopped, and was shifted into park but failed to restart. There were no warning lights illuminated. The vehicle was towed to the local dealer where it was diagnosed and determined that the fuel pump control module and battery needed to be replaced. The vehicle was not repaired. The manufacturer was not contacted. The failure mileage was approximately 34,536.

Filed Incident Electrical system · Engine · Fuel system, gasolineNHTSA 11658240
Electrical system

When I turn on the vehicle, it will have no sound - audio, turn signal, and most importantly and concerning, seatbelt warning chime. the electrical issues also extend to the hvac sustain have been trying to get this resolved with two dealerships and Cadillac directly for 1.5 almost 2 years. The issues began about three weeks after my lease began. Cadillac directly and the dealerships have done nothing to resolve this and have continuously kicked it down the road with no resolution. I am not comfortable driving a vehicle in which seatbelt deatures are compromised.

Filed Incident Electrical systemNHTSA 11495605
Electrical systemDriver assistanceCrash

The contact owns a 2021 Cadillac XT4. The contact stated that while driving in stop-and-go traffic, the contact rear-ended a vehicle in front. The contact crashed the vehicle at approximately 5 mph; however, the collision caused severe front end damage to the vehicle. The air bag did not deploy and all electrical safety features failed to operate after the collision. There were no injuries reported and a police report was filed. The radiator began to leak as a result of the accident, therefore, the vehicle was towed to an independent body shop. The manufacturer was notified of the failure and offered no assistance. The vehicle had been repaired. The failure mileage was approximately 1,800.

Filed Incident Electrical system · Forward collision avoidanceNHTSA 11418746

Cadillac XT5 electrical complaints by year

XT5 electrical problems, every year

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

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