2006 Chevrolet HHR vs 2006 Mercury Mountaineer
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 Chevrolet HHR | 2006 Mercury Mountaineer |
|---|---|---|
| NHTSA complaints | 1,006 | 117 |
| Recall campaigns | 5 | 1 |
| Service bulletins (TSBs) | 758 | 37 |
| Investigations | 0 | 0 |
| Crash reports | 47 | 6 |
| Fire reports | 8 | 2 |
| NCAP overall rating | — | — |
| EPA MPG (combined) | 22–23 | 15–16 |
| Median reported incident mileage | 71,000 mi | 58,945 mi |
Reported problems side by side
| Component | Chevrolet HHR | Mercury Mountaineer |
|---|---|---|
| Steering | 458 | 1 |
| Electrical System | 222 | 9 |
| Structure | 119 | 7 |
| Power Train | 82 | 39 |
| Engine and Engine Cooling | 34 | 43 |
| Latches/locks/linkages | 70 | 0 |
| Air Bags | 63 | 1 |
| Engine | 39 | 14 |
Symptoms owners describe
| Steering problems | 88 | 0 |
| Stalling | 70 | 9 |
| Loss of power | 45 | 0 |
| Vibration / shaking | 37 | 0 |
| Rust / corrosion | 32 | 0 |
| Check engine light | 22 | 0 |
| Clunking / rattling | 12 | 0 |
| Water leaks | 11 | 0 |
2006 Chevrolet HHR
2006 Mercury Mountaineer
Compare all Chevrolet HHR vs Mercury Mountaineer 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.