Back seat reading lights would not go off even when car was turned off. Battery was ruined and cost me 300.00 for new battery when the one that was in it was new in Oct/24.
Electrical system
2021 Buick Envision Electrical problems
Owners have filed 6 complaints about the 2021 Buick Envision's electrical system with NHTSA - 25% of all its complaints, most recently on November 9, 2026. Dead batteries, warning lights, wiring, alternators, infotainment and electronic module failures.
- Complaints
- 6
- Recalls
- 0
- Crashes
- 0
- Fires
- 0
- Injuries
- 0
- Deaths
- 0
Electrical complaints
Fuel pump and fuel control module failed. Car will not stay running. Currently at GM dealership. Confirmed and repair cost about $500. No warning lights.
The contact owns a 2021 Buick Envision. The contact stated that while driving at various speeds, the Lane Change Alert with Side Blind Zone Alert malfunctioned. The contact stated that while driving at an undisclosed speed, the side-view mirror illuminated erroneously while driving near a guard rail. Additionally, the contact stated that the side-view mirror had failed to illuminate while there was a vehicle in the blind spot. The vehicle was taken to the dealer several times, but the cause of the failure could not...
Read the full complaint
be determined. The contact stated that while the vehicle was parked in the garage, the contact inspected underneath the vehicle and noticed that the bracket in the rear passenger's side bumper fascia had detached and was hanging by the wires. The vehicle was taken to the dealer, where the bracket detachment was related to the failure. The dealer determined that the entire rear bumper fascia, the mounting brackets, and the clips needed to be replaced. The vehicle was not repaired due to the cost. The manufacturer was notified of the failure and informed the contact that the dealer needed to contact the manufacturer for assistance. The dealer contacted the manufacturer and was informed that 10 percent of the repair cost would be covered. The failure mileage was approximately 53,000.
Electircal System, Interior Lighting: Purchased car used 11/05/24. Interior rear lights come on while driving, once started they will not automatically turn off, and remain on when the vehicle is turned off. This incident is the same as NHTSA ID Number: 11607181, dated: 08/03/24.
Interior light keep coming on while driving when I turn it off it comes back on
Car shut off in middle of the highway. Couldn't get it to start. Fortunately there was light traffic. Couldn't get the car in neutral to push on side of road. Had it towed to a shop and it was a faulty fuel pump module. Manufacturer won't honor warranty.
Buick Envision electrical complaints by year
Envision electrical problems, every yearSource: 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