2001 GMC Sierra problems by component
264 owner complaints filed with NHTSA for the 2001 GMC Sierra, grouped by the component owners reported. Each component links to a detailed breakdown with mileage, severity and owner reports.
| Component | Complaints | Share | Median mileage |
|---|---|---|---|
| Service Brakes, Hydraulic → | 100 | 38% | 51,000 mi |
| Service Brakes → | 31 | 12% | 132,000 mi |
| Engine and Engine Cooling → | 22 | 8% | 46,000 mi |
| Tires → | 18 | 7% | — |
| Suspension → | 15 | 6% | — |
| Parking Brake → | 14 | 5% | 59,000 mi |
| Power Train → | 14 | 5% | — |
| Electrical System → | 13 | 5% | — |
| Structure → | 13 | 5% | — |
| Air Bags → | 12 | 5% | — |
| Vehicle Speed Control → | 11 | 4% | — |
| Steering → | 10 | 4% | — |
| Fuel System, Gasoline | 8 | 3% | — |
| Seat Belts | 7 | 3% | — |
| Service Brakes, Air | 7 | 3% | — |
| Visibility | 5 | 2% | — |
| Fuel System, Other | 4 | 2% | — |
| Exterior Lighting | 3 | 1% | — |
| Fuel/propulsion System | 3 | 1% | — |
| Equipment | 2 | 1% | — |
| Engine | 1 | 0% | — |
| Fuel System, Diesel | 1 | 0% | — |
| Interior Lighting | 1 | 0% | — |
| Latches/locks/linkages | 1 | 0% | — |
| Wheels | 1 | 0% | — |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.