1989 Mercury Grand Marquis problems by component
58 owner complaints filed with NHTSA for the 1989 Mercury Grand Marquis, 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 → | 16 | 28% | — |
| Vehicle Speed Control → | 14 | 24% | — |
| Engine and Engine Cooling | 6 | 10% | — |
| Power Train | 6 | 10% | — |
| Fuel System, Gasoline | 5 | 9% | — |
| Service Brakes, Hydraulic | 5 | 9% | — |
| Tires | 3 | 5% | — |
| Structure | 2 | 3% | — |
| Latches/locks/linkages | 1 | 2% | — |
| Parking Brake | 1 | 2% | — |
| Seat Belts | 1 | 2% | — |
| Steering | 1 | 2% | — |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.