2004 Chevrolet Impala problems by component
1,072 owner complaints filed with NHTSA for the 2004 Chevrolet Impala, 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 → | 681 | 64% | 70,000 mi |
| Exterior Lighting → | 104 | 10% | 87,596 mi |
| Engine → | 71 | 7% | 126,000 mi |
| Steering → | 62 | 6% | 64,118 mi |
| Service Brakes, Hydraulic → | 51 | 5% | 48,000 mi |
| Power Train → | 47 | 4% | 73,061 mi |
| Vehicle Speed Control → | 41 | 4% | 68,000 mi |
| Engine and Engine Cooling → | 36 | 3% | 78,500 mi |
| Service Brakes → | 36 | 3% | 125,000 mi |
| Air Bags → | 30 | 3% | 92,678 mi |
| Fuel System, Gasoline → | 19 | 2% | 55,000 mi |
| Structure → | 18 | 2% | 117,725 mi |
| Electronic Stability Control (esc) → | 15 | 1% | 135,000 mi |
| Fuel/propulsion System → | 13 | 1% | — |
| Equipment → | 11 | 1% | — |
| Suspension → | 10 | 1% | — |
| Traction Control System → | 10 | 1% | — |
| Visibility → | 10 | 1% | — |
| Wheels → | 10 | 1% | — |
| Interior Lighting | 6 | 1% | — |
| Fuel System, Other | 5 | 0% | — |
| Tires | 5 | 0% | — |
| Seat Belts | 4 | 0% | — |
| Visibility/wiper | 4 | 0% | — |
| Child Seat | 3 | 0% | — |
| Latches/locks/linkages | 3 | 0% | — |
| Equipment Adaptive/mobility | 2 | 0% | — |
| Seats | 2 | 0% | — |
| Forward Collision Avoidance | 1 | 0% | — |
| Parking Brake | 1 | 0% | — |
| Service Brakes, Air | 1 | 0% | — |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.