2020 Buick Enclave problems and complaints
Owners have filed 57 complaints with NHTSA about the 2020 Buick Enclave. The most-reported areas: Engine (15), Unknown Or Other (12), Electrical System (10).
Key takeaways
- 57 owner complaints on file with NHTSA.
- 3 involve a crash, 0 a fire, 2 reported injuries.
- Complaints are unverified owner reports; recalls are confirmed defects.
| Component | Complaints | Share |
|---|---|---|
| Engine | 15 | 26% |
| Unknown Or Other | 12 | 21% |
| Electrical System | 10 | 18% |
| Power Train | 8 | 14% |
| Service Brakes | 5 | 9% |
| Fuel/Propulsion System | 5 | 9% |
| Steering | 3 | 5% |
| Seat Belts | 3 | 5% |
| Structure | 2 | 4% |
| Suspension | 2 | 4% |
| Engine And Engine Cooling | 2 | 4% |
| Fuel System | 2 | 4% |
One complaint can name several components, so shares add up to more than 100%.
| Version | Overall | Front | Side | Rollover |
|---|---|---|---|---|
| 2020 Buick Enclave SUV AWD | 5/5 | 4/5 | 5/5 | 4/5 |
| 2020 Buick Enclave SUV FWD | 5/5 | 4/5 | 5/5 | 4/5 |
Latest complaints, as filed
Owner-written and unverified by NHTSA.
Steering,electrical System,service Brakes - filed 2026-09-17
Vehicle suffered a catastrophic, uncommanded electronic and mechanical system failure within 30 days of purchase, resulting in a severe crash.Prior to the incident, the vehicle exhibited a violent, unexpected jerking motion while accelerating up a highway on-ramp, though control was briefly regained. A few days later a...
Unknown Or Other - filed 2026-08-09
My car starting making a loud noise upon start up and continued while driving, sounded like a GoCart exhaust system and was not normal. It just sounded loud and would get louder when accelerated until the car ran for awhile. I first noticed it at about 83,500 miles. I took to the dealer for checkup at 83,950 miles...
Unknown Or Other - filed 2026-08-04
The mounting bracket welded to the front exhaust pipe (near the flex section) broke off due to weak factory welds. As a result tearing a hole in my exhaust pipe and potentially leading to exhaust fumes leaking into the cabin of the vehicle. In my opinion this defect should be addressed as a safety issue if not repaired...
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More for the 2020 Buick Enclave
Complaints are reports filed by owners with the National Highway Traffic Safety Administration. NHTSA publishes them without verifying them, and counts rise with how many cars were sold, so compare years of the same model rather than different models. Crash ratings are NHTSA's own 5-Star Safety Ratings results.