1991 Mercury Grand Marquis problems by component
82 owner complaints filed with NHTSA for the 1991 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 → | 21 | 26% | — |
| Vehicle Speed Control → | 12 | 15% | — |
| Air Bags → | 11 | 13% | — |
| Service Brakes, Hydraulic → | 11 | 13% | — |
| Engine and Engine Cooling → | 10 | 12% | — |
| Power Train | 8 | 10% | — |
| Fuel System, Gasoline | 4 | 5% | — |
| Structure | 4 | 5% | — |
| Exterior Lighting | 3 | 4% | — |
| Visibility | 3 | 4% | — |
| Latches/locks/linkages | 2 | 2% | — |
| Parking Brake | 2 | 2% | — |
| Suspension | 2 | 2% | — |
| Equipment | 1 | 1% | — |
| Seats | 1 | 1% | — |
| Steering | 1 | 1% | — |
| Tires | 1 | 1% | — |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.