2017 GMC Terrain problems and complaints
Owners have filed 133 complaints with NHTSA about the 2017 GMC Terrain. The most-reported areas: Engine (77), Power Train (23), Unknown Or Other (20).
Key takeaways
- 133 owner complaints on file with NHTSA.
- 11 involve a crash, 2 a fire, 7 reported injuries.
- Complaints are unverified owner reports; recalls are confirmed defects.
| Component | Complaints | Share |
|---|---|---|
| Engine | 77 | 58% |
| Power Train | 23 | 17% |
| Unknown Or Other | 20 | 15% |
| Air Bags | 12 | 9% |
| Electrical System | 9 | 7% |
| Exterior Lighting | 7 | 5% |
| Structure | 7 | 5% |
| Fuel/Propulsion System | 4 | 3% |
| Seat Belts | 4 | 3% |
| Visibility/Wiper | 3 | 2% |
| Steering | 2 | 2% |
| Vehicle Speed Control | 2 | 2% |
One complaint can name several components, so shares add up to more than 100%.
| Version | Overall | Front | Side | Rollover |
|---|---|---|---|---|
| 2017 GMC Terrain SUV AWD | 4/5 | 4/5 | 5/5 | 4/5 |
| 2017 GMC Terrain SUV FWD | 4/5 | 4/5 | 5/5 | 4/5 |
Latest complaints, as filed
Owner-written and unverified by NHTSA.
Electrical System,back Over Prevention - filed 2026-04-22
The head unit quit working around 98k. The head unit is the radio, and screen which includes the back up camera. From what we have been told and find online, this is a known problem with them and affects other models as well. For the most part the head unit doesn't work but once in a while, once a month, it comes on bu...
Engine - filed 2026-03-29
Have had to replace the VVT solenoids several times within a year spam. Had to replace the rear main seal because it blew out due to carbon build up. Having issues with excessive oil consumption. Now the vehicle just started with: going from a stop position to accelerating at low speeds the vehicle stalls and dies. I w...
Visibility/Wiper - filed 2026-03-18
Wiper blades transmission plastic parts keep popping or breaking this is the THIRD time this has happened at a cost of $350. Why would you use plastic parts for this knowing that it will break easily? Who can afford to keep replacing this? 12
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More for the 2017 GMC Terrain
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.