1991 Pontiac Bonneville problems by component
22 owner complaints filed with NHTSA for the 1991 Pontiac Bonneville, 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 | 6 | 27% | — |
| Engine and Engine Cooling | 3 | 14% | — |
| Power Train | 3 | 14% | — |
| Electrical System | 2 | 9% | — |
| Latches/locks/linkages | 2 | 9% | — |
| Vehicle Speed Control | 2 | 9% | — |
| Equipment | 1 | 5% | — |
| Fuel System, Gasoline | 1 | 5% | — |
| Interior Lighting | 1 | 5% | — |
| Seat Belts | 1 | 5% | — |
| Seats | 1 | 5% | — |
| Structure | 1 | 5% | — |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.