2012 GMC Terrain problems by component
364 owner complaints filed with NHTSA for the 2012 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 |
|---|---|---|---|
| Engine → | 169 | 46% | 87,228 mi |
| Visibility/wiper → | 74 | 20% | 90,000 mi |
| Power Train → | 37 | 10% | 87,228 mi |
| Electrical System → | 32 | 9% | 77,000 mi |
| Fuel/propulsion System → | 28 | 8% | 106,250 mi |
| Air Bags → | 25 | 7% | 99,000 mi |
| Electronic Stability Control (esc) → | 13 | 4% | 61,258 mi |
| Structure → | 12 | 3% | 61,345 mi |
| Vehicle Speed Control → | 11 | 3% | — |
| Exterior Lighting → | 10 | 3% | — |
| Seat Belts | 9 | 2% | — |
| Visibility | 8 | 2% | — |
| Steering | 7 | 2% | — |
| Engine and Engine Cooling | 5 | 1% | — |
| Service Brakes | 5 | 1% | — |
| Wheels | 5 | 1% | — |
| Seats | 4 | 1% | — |
| Suspension | 4 | 1% | — |
| Back Over Prevention | 2 | 1% | — |
| Forward Collision Avoidance | 1 | 0% | — |
| Fuel System, Gasoline | 1 | 0% | — |
| Tires | 1 | 0% | — |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.