2004 Hummer H2 vs 2006 Hummer H2
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 | 2004 Hummer H2 | 2006 Hummer H2 |
|---|---|---|
| NHTSA complaints | 59 | 22 |
| Recall campaigns | 3 | 4 |
| Service bulletins (TSBs) | 748 | 747 |
| Investigations | 2 | 2 |
| Crash reports | 6 | 3 |
| Fire reports | 1 | 1 |
| NCAP overall rating | — | — |
| EPA MPG (combined) | — | — |
| Median reported incident mileage | 70,000 mi | — |
Reported problems side by side
| Component | Hummer H2 | Hummer H2 |
|---|---|---|
| Electrical System | 14 | 4 |
| Visibility | 10 | 1 |
| Service Brakes | 8 | 2 |
| Steering | 6 | 3 |
| Service Brakes, Hydraulic | 6 | 2 |
| Suspension | 3 | 4 |
| Air Bags | 3 | 2 |
| Engine | 2 | 3 |
Symptoms owners describe
| Rust / corrosion | 8 | 0 |
2004 Hummer H2
2006 Hummer H2
Compare all Hummer H2 vs Hummer H2 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.