2003 Pontiac Grand Prix problems by component
106 owner complaints filed with NHTSA for the 2003 Pontiac Grand Prix, 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 → | 31 | 29% | 156,000 mi |
| Electrical System → | 20 | 19% | 116,562 mi |
| Engine and Engine Cooling → | 16 | 15% | 75,000 mi |
| Structure | 9 | 8% | — |
| Exterior Lighting | 8 | 8% | — |
| Service Brakes, Hydraulic | 6 | 6% | — |
| Seats | 5 | 5% | — |
| Power Train | 4 | 4% | — |
| Tires | 4 | 4% | — |
| Visibility | 4 | 4% | — |
| Equipment | 3 | 3% | — |
| Fuel System, Gasoline | 3 | 3% | — |
| Service Brakes | 3 | 3% | — |
| Suspension | 3 | 3% | — |
| Vehicle Speed Control | 3 | 3% | — |
| Air Bags | 2 | 2% | — |
| Steering | 2 | 2% | — |
| Wheels | 2 | 2% | — |
| Fuel/propulsion System | 1 | 1% | — |
| Fuel System, Other | 1 | 1% | — |
| Latches/locks/linkages | 1 | 1% | — |
| Seat Belts | 1 | 1% | — |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.