2020 Buick Enclave electrical system problems
10 owner complaints filed with NHTSA name the electrical system on the 2020 Buick Enclave — 18% of all complaints for this model year.
What owners report
“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…”
filed Sep 17, 2026
“1st incident i was backing out of a parking spot and it went into emergency park i had to turn off the truck , turn it back on and take it out of emergency parking 2nd incident a week later i was at a stop light the truck did the automatic shut off.When you have your foot on a break , I'll let go…”
filed Apr 10, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Electrical System problems in other Enclave years
| Year | Reports | Share |
|---|---|---|
| 2025 Enclave | 9 | 24% |
| 2023 Enclave | 2 | 10% |
| 2021 Enclave | 6 | 24% |
| 2019 Enclave | 11 | 26% |
| 2018 Enclave | 9 | 14% |
| 2017 Enclave | 8 | 4% |
| 2016 Enclave | 8 | 6% |
| 2015 Enclave | 14 | 8% |
| 2014 Enclave | 27 | 9% |
| 2013 Enclave | 12 | 17% |
| 2012 Enclave | 19 | 14% |
| 2011 Enclave | 21 | 10% |
Other reported problem areas on the 2020 Buick Enclave
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.