2006 Jeep Grand Cherokee vs 2006 Mercury Mariner
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 Jeep Grand Cherokee | 2006 Mercury Mariner |
|---|---|---|
| NHTSA complaints | 1,280 | 63 |
| Recall campaigns | 4 | 3 |
| Service bulletins (TSBs) | 87 | 27 |
| Investigations | 2 | 0 |
| Crash reports | 47 | 5 |
| Fire reports | 7 | 0 |
| NCAP overall rating | — | — |
| EPA MPG (combined) | 12–17 | 19–27 |
| Median reported incident mileage | 80,000 mi | 87,000 mi |
Reported problems side by side
| Component | Jeep Grand Cherokee | Mercury Mariner |
|---|---|---|
| Electrical System | 753 | 4 |
| Power Train | 173 | 11 |
| Engine | 124 | 8 |
| Structure | 119 | 5 |
| Exterior Lighting | 64 | 1 |
| Vehicle Speed Control | 52 | 13 |
| Air Bags | 60 | 3 |
| Service Brakes | 56 | 4 |
Symptoms owners describe
| Stalling | 214 | 9 |
| Check engine light | 63 | 0 |
| Loss of power | 58 | 0 |
| Airbag warning light | 29 | 0 |
| Won’t start | 27 | 0 |
| Hesitation / surging | 19 | 0 |
| Vibration / shaking | 12 | 0 |
| Electrical failures | 8 | 0 |
2006 Jeep Grand Cherokee
2006 Mercury Mariner
Compare all Jeep Grand Cherokee vs Mercury Mariner 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.