1989 Pontiac Bonneville problems by component
28 owner complaints filed with NHTSA for the 1989 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 | 8 | 29% | — |
| Electrical System | 4 | 14% | — |
| Seat Belts | 4 | 14% | — |
| Structure | 3 | 11% | — |
| Suspension | 3 | 11% | — |
| Latches/locks/linkages | 2 | 7% | — |
| Vehicle Speed Control | 2 | 7% | — |
| Engine | 1 | 4% | — |
| Engine and Engine Cooling | 1 | 4% | — |
| Exterior Lighting | 1 | 4% | — |
| Power Train | 1 | 4% | — |
| Seats | 1 | 4% | — |
| Service Brakes, Air | 1 | 4% | — |
| Steering | 1 | 4% | — |
| Tires | 1 | 4% | — |
| Visibility | 1 | 4% | — |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.