2006 Chevrolet Avalanche 1500 vs 2006 Chevrolet HHR
Complaints, recalls, TSBs, investigations and safety ratings side by side, from official federal data. Last verified Aug 7, 2026. Raw complaint counts are not adjusted for sales volume.
| Metric | 2006 Chevrolet Avalanche 1500 | 2006 Chevrolet HHR |
|---|---|---|
| NHTSA complaints | 39 | 1,006 |
| Recall campaigns | 1 | 5 |
| Service bulletins (TSBs) | 735 | 758 |
| Investigations | 0 | 0 |
| Crash reports | 4 | 47 |
| Fire reports | 2 | 8 |
| NCAP overall rating | — | — |
| EPA MPG (combined) | 14 | 22–23 |
| Median reported incident mileage | 86,000 mi | 71,000 mi |
Reported problems side by side
| Component | Chevrolet Avalanche 1500 | Chevrolet HHR |
|---|---|---|
| Steering | 1 | 458 |
| Electrical System | 4 | 222 |
| Structure | 5 | 119 |
| Power Train | 12 | 82 |
| Air Bags | 7 | 63 |
| Latches/locks/linkages | 0 | 70 |
| Fuel/propulsion System | 4 | 44 |
| Service Brakes, Hydraulic | 2 | 45 |
Symptoms owners describe
| Rust / corrosion | 5 | 32 |
| Steering problems | 0 | 88 |
| Stalling | 0 | 70 |
| Loss of power | 0 | 45 |
| Vibration / shaking | 0 | 37 |
| Check engine light | 0 | 22 |
| Clunking / rattling | 0 | 12 |
| Water leaks | 0 | 11 |
2006 Chevrolet Avalanche 1500
2006 Chevrolet HHR
Compare all Chevrolet Avalanche 1500 vs Chevrolet HHR 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.