2026 GMC Sierra 1500 problems by component
111 owner complaints filed with NHTSA for the 2026 GMC Sierra 1500, 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 → | 74 | 67% | — |
| Power Train → | 25 | 23% | — |
| Electrical System → | 12 | 11% | — |
| Fuel/propulsion System | 7 | 6% | — |
| Forward Collision Avoidance | 6 | 5% | — |
| Steering | 4 | 4% | — |
| Back Over Prevention | 3 | 3% | — |
| Vehicle Speed Control | 3 | 3% | — |
| Lane Departure | 2 | 2% | — |
| Service Brakes | 2 | 2% | — |
| Structure | 2 | 2% | — |
| Communication | 1 | 1% | — |
| Equipment | 1 | 1% | — |
| Fuel System, Gasoline | 1 | 1% | — |
| Service Brakes, Hydraulic | 1 | 1% | — |
| Suspension | 1 | 1% | — |
| Tires | 1 | 1% | — |
| Visibility/wiper | 1 | 1% | — |
| Wheels | 1 | 1% | — |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.