2012 GMC Acadia engine problems
35 owner complaints filed with NHTSA name the engine on the 2012 GMC Acadia — 12% of all complaints for this model year.
What owners report
“The contact owns a 2012 GMC Acadia. The contact stated that the vehicle failed to release from low gear while at a stop. The transmission was backed up. The engine light was illuminated. The local dealer was not contacted. The vehicle was not diagnosed or repaired. The manufacturer was contacted…”
filed May 21, 2026
“The contact owns a 2012 GMC Acadia. The contact’s wife stated that while driving at an undisclosed speed, the vehicle lost motive power with the check engine warning light illuminated. The vehicle was able to be restarted; however, the failure persisted. The vehicle was towed to the dealer, but was…”
filed Aug 25, 2025
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Engine problems in other Acadia years
| Year | Reports | Share |
|---|---|---|
| 2025 Acadia | 5 | 8% |
| 2024 Acadia | 9 | 16% |
| 2023 Acadia | 11 | 28% |
| 2022 Acadia | 14 | 30% |
| 2021 Acadia | 29 | 20% |
| 2020 Acadia | 24 | 25% |
| 2019 Acadia | 49 | 13% |
| 2018 Acadia | 32 | 8% |
| 2017 Acadia | 61 | 9% |
| 2016 Acadia | 12 | 5% |
| 2015 Acadia | 17 | 7% |
| 2014 Acadia | 45 | 10% |
Other reported problem areas on the 2012 GMC Acadia
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.