2015 GMC Terrain problems by component
297 owner complaints filed with NHTSA for the 2015 GMC Terrain, grouped by the component owners reported. Each component links to a detailed breakdown with mileage, severity and owner reports.
| Component | Complaints | Share | Median mileage |
|---|---|---|---|
| Visibility/wiper → | 101 | 34% | 72,000 mi |
| Engine → | 80 | 27% | 85,000 mi |
| Electrical System → | 31 | 10% | 48,237 mi |
| Exterior Lighting → | 24 | 8% | 64,000 mi |
| Power Train → | 21 | 7% | — |
| Visibility → | 20 | 7% | 87,500 mi |
| Air Bags → | 16 | 5% | — |
| Fuel/propulsion System → | 15 | 5% | — |
| Structure → | 13 | 4% | 49,000 mi |
| Electronic Stability Control (esc) | 8 | 3% | — |
| Service Brakes | 8 | 3% | — |
| Engine and Engine Cooling | 4 | 1% | — |
| Vehicle Speed Control | 3 | 1% | — |
| Fuel System, Gasoline | 2 | 1% | — |
| Lane Departure | 2 | 1% | — |
| Seat Belts | 2 | 1% | — |
| Seats | 2 | 1% | — |
| Steering | 2 | 1% | — |
| Tires | 2 | 1% | — |
| Wheels | 2 | 1% | — |
| Back Over Prevention | 1 | 0% | — |
| Forward Collision Avoidance | 1 | 0% | — |
| Service Brakes, Hydraulic | 1 | 0% | — |
| Suspension | 1 | 0% | — |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.