1998 Mercury Grand Marquis vs 1999 Mercury Grand Marquis
Complaints, recalls, TSBs, investigations and safety ratings side by side, from official federal data. Last verified Aug 8, 2026. Raw complaint counts are not adjusted for sales volume.
| Metric | 1998 Mercury Grand Marquis | 1999 Mercury Grand Marquis |
|---|---|---|
| NHTSA complaints | 143 | 164 |
| Recall campaigns | 5 | 3 |
| Service bulletins (TSBs) | 164 | 138 |
| Investigations | 3 | 3 |
| Crash reports | 8 | 17 |
| Fire reports | 8 | 2 |
| NCAP overall rating | — | — |
| EPA MPG (combined) | 18 | 18 |
| Median reported incident mileage | 84,700 mi | 103,000 mi |
Reported problems side by side
| Component | Mercury Grand Marquis | Mercury Grand Marquis |
|---|---|---|
| Engine and Engine Cooling | 26 | 26 |
| Exterior Lighting | 16 | 20 |
| Suspension | 16 | 18 |
| Steering | 17 | 16 |
| Electrical System | 15 | 15 |
| Vehicle Speed Control | 9 | 12 |
| Power Train | 8 | 12 |
| Tires | 7 | 12 |
Symptoms owners describe
| Stalling | 12 | 11 |
| Vibration / shaking | 5 | 0 |
| Overheating | 5 | 5 |
| Check engine light | 0 | 5 |
1998 Mercury Grand Marquis
1999 Mercury Grand Marquis
Compare all Mercury Grand Marquis vs Mercury Grand Marquis years →
Method. Complaints are unique NHTSA reports. A vehicle that sold more units will naturally accumulate more complaints — use shares and read the underlying reports before drawing conclusions.