1986 Mercury Grand Marquis problems by component
21 owner complaints filed with NHTSA for the 1986 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 → | 11 | 52% | — |
| Engine and Engine Cooling | 4 | 19% | — |
| Service Brakes, Hydraulic | 2 | 10% | — |
| Power Train | 1 | 5% | — |
| Steering | 1 | 5% | — |
| Structure | 1 | 5% | — |
| Tires | 1 | 5% | — |
| Vehicle Speed Control | 1 | 5% | — |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.