2006 Chrysler 300 vs 2006 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 | 2006 Chrysler 300 | 2006 Mercury Grand Marquis |
|---|---|---|
| NHTSA complaints | 1,002 | 143 |
| Recall campaigns | 4 | 2 |
| Service bulletins (TSBs) | 89 | 20 |
| Investigations | 3 | 1 |
| Crash reports | 45 | 16 |
| Fire reports | 17 | 2 |
| NCAP overall rating | — | — |
| EPA MPG (combined) | 18–21 | 18 |
| Median reported incident mileage | 80,000 mi | 66,000 mi |
Reported problems side by side
| Component | Chrysler 300 | Mercury Grand Marquis |
|---|---|---|
| Air Bags | 258 | 37 |
| Power Train | 257 | 4 |
| Engine | 166 | 8 |
| Fuel/propulsion System | 112 | 11 |
| Electrical System | 95 | 8 |
| Vehicle Speed Control | 38 | 37 |
| Fuel System, Gasoline | 61 | 2 |
| Steering | 47 | 13 |
Symptoms owners describe
| Stalling | 245 | 6 |
| Check engine light | 32 | 0 |
| Loss of power | 22 | 0 |
| Hesitation / surging | 13 | 7 |
| Vibration / shaking | 12 | 0 |
| Airbag warning light | 11 | 28 |
| Misfire / rough idle | 7 | 0 |
| Won’t start | 5 | 0 |
2006 Chrysler 300
2006 Mercury Grand Marquis
Compare all Chrysler 300 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.