2005 Chevrolet Avalanche 1500 vs 2005 Chevrolet Trailblazer
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 | 2005 Chevrolet Avalanche 1500 | 2005 Chevrolet Trailblazer |
|---|---|---|
| NHTSA complaints | 129 | 1,466 |
| Recall campaigns | 1 | 2 |
| Service bulletins (TSBs) | 565 | 672 |
| Investigations | 0 | 2 |
| Crash reports | 1 | 59 |
| Fire reports | 4 | 25 |
| NCAP overall rating | — | — |
| EPA MPG (combined) | 14–15 | 16 |
| Median reported incident mileage | 63,600 mi | 70,362 mi |
Reported problems side by side
| Component | Chevrolet Avalanche 1500 | Chevrolet Trailblazer |
|---|---|---|
| Electrical System | 47 | 617 |
| Fuel System, Gasoline | 7 | 435 |
| Exterior Lighting | 1 | 140 |
| Fuel/propulsion System | 6 | 95 |
| Fuel System, Other | 1 | 95 |
| Air Bags | 10 | 70 |
| Vehicle Speed Control | 2 | 76 |
| Power Train | 17 | 51 |
Symptoms owners describe
| Rust / corrosion | 8 | 17 |
| Clunking / rattling | 7 | 0 |
| Stalling | 5 | 94 |
| Check engine light | 0 | 35 |
| Hesitation / surging | 0 | 20 |
| Electrical failures | 0 | 10 |
| Overheating | 0 | 8 |
| Airbag warning light | 0 | 6 |
2005 Chevrolet Avalanche 1500
2005 Chevrolet Trailblazer
Compare all Chevrolet Avalanche 1500 vs Chevrolet Trailblazer 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.