2008 GMC Acadia power train problems
279 owner complaints filed with NHTSA name the power train on the 2008 GMC Acadia — 33% of all complaints for this model year.
What owners report
“Transmissions will not shift out of 1st gear. And puts out a 752 code. This can happen at anytime. Vehicle will suddenly lose power at any time.”
filed Apr 30, 2024
“Check engine light came on for the TCM. Car has had issues shifting (very rough shifting) and the manual shift option does not work. Was told the TCM had to be replaced. Attempt was made to replace it with a refurbished TCM but that couldn't be programmed to the car. Was then told I would have to…”
filed Jul 30, 2023
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Power Train problems in other Acadia years
| Year | Reports | Share |
|---|---|---|
| 2025 Acadia | 4 | 6% |
| 2024 Acadia | 7 | 12% |
| 2023 Acadia | 12 | 28% |
| 2022 Acadia | 4 | 8% |
| 2021 Acadia | 17 | 11% |
| 2020 Acadia | 21 | 21% |
| 2019 Acadia | 153 | 40% |
| 2018 Acadia | 163 | 41% |
| 2017 Acadia | 235 | 33% |
| 2016 Acadia | 21 | 9% |
| 2015 Acadia | 18 | 7% |
| 2014 Acadia | 34 | 7% |
Other reported problem areas on the 2008 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.