2003 Chevrolet Avalanche 1500 problems by component
182 owner complaints filed with NHTSA for the 2003 Chevrolet Avalanche 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 |
|---|---|---|---|
| Electrical System → | 84 | 46% | 85,000 mi |
| Service Brakes → | 28 | 15% | 126,312 mi |
| Service Brakes, Hydraulic → | 24 | 13% | 85,000 mi |
| Air Bags → | 12 | 7% | — |
| Vehicle Speed Control → | 11 | 6% | — |
| Steering | 9 | 5% | — |
| Structure | 8 | 4% | — |
| Power Train | 4 | 2% | — |
| Suspension | 4 | 2% | — |
| Visibility | 4 | 2% | — |
| Engine | 3 | 2% | — |
| Tires | 3 | 2% | — |
| Engine and Engine Cooling | 2 | 1% | — |
| Fuel System, Gasoline | 2 | 1% | — |
| Equipment Adaptive/mobility | 1 | 1% | — |
| Fuel/propulsion System | 1 | 1% | — |
| Fuel System, Other | 1 | 1% | — |
| Parking Brake | 1 | 1% | — |
| Visibility/wiper | 1 | 1% | — |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.