2023 GMC Terrain fuel/propulsion system problems
14 owner complaints filed with NHTSA name the fuel/propulsion system on the 2023 GMC Terrain — 37% of all complaints for this model year.
What owners report
“I have had 2 different instances where my vehicle stops in the middle of a busy intersection or traffic and have no warning what so ever. Vehicle just shuts off and I am not able to turn back on to move out of the way. First time I got it repaired it was related to the fuel pump and now I am…”
filed Jun 2, 2026
“I was driving the vehicle on the highway the cruise control was on. All of a sudden I got a warning on vehicle info panel that stated vehicle power is reduced. The vehicle decelerated on its own and I could not accelerate past 55. The check engine light came on. I pulled off the road and turned the…”
filed May 26, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
General Motors has decided to conduct a Voluntary Emission Recall. Certain vehicles may have a condition which can cause the fuel pump power control module to fail. If this were to occur, fuel flow to the engine could…
N262558690 · Service Campaign · issued Sep 16, 2026Emission Recall. General Motors has decided to conduct a Voluntary Emission Recall. Certain vehicles listed above may have a condition which can cause the fuel pump power control module to fail. If this were to occur…
N262558690-01 · Emissions · issued Sep 1, 2026General Motors has decided to conduct a Voluntary Emission Recall. Certain vehicles may have a condition which can cause the fuel pump power control module to fail. If this were to occur, fuel flow to the engine could…
N262558690-01 · Service Campaign · issued Aug 12, 2026
Fuel/propulsion System problems in other Terrain years
| Year | Reports | Share |
|---|---|---|
| 2024 Terrain | 10 | 20% |
| 2022 Terrain | 27 | 46% |
| 2021 Terrain | 2 | 6% |
| 2020 Terrain | 25 | 13% |
| 2019 Terrain | 4 | 2% |
| 2018 Terrain | 12 | 5% |
| 2017 Terrain | 4 | 3% |
| 2016 Terrain | 3 | 2% |
| 2015 Terrain | 15 | 5% |
| 2014 Terrain | 15 | 5% |
| 2013 Terrain | 21 | 6% |
| 2012 Terrain | 28 | 8% |
Other reported problem areas on the 2023 GMC Terrain
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.