2003 Chevrolet Avalanche 1500 vs 2004 Chevrolet Avalanche 1500
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 | 2003 Chevrolet Avalanche 1500 | 2004 Chevrolet Avalanche 1500 |
|---|---|---|
| NHTSA complaints | 182 | 144 |
| Recall campaigns | 0 | 0 |
| Service bulletins (TSBs) | 395 | 429 |
| Investigations | 1 | 0 |
| Crash reports | 5 | 7 |
| Fire reports | 3 | 0 |
| NCAP overall rating | — | — |
| EPA MPG (combined) | 13–14 | 14–15 |
| Median reported incident mileage | 89,177 mi | 79,500 mi |
Reported problems side by side
| Component | Chevrolet Avalanche 1500 | Chevrolet Avalanche 1500 |
|---|---|---|
| Electrical System | 84 | 53 |
| Service Brakes | 28 | 32 |
| Service Brakes, Hydraulic | 24 | 7 |
| Air Bags | 12 | 12 |
| Steering | 9 | 10 |
| Vehicle Speed Control | 11 | 7 |
| Structure | 8 | 7 |
| Power Train | 4 | 5 |
Symptoms owners describe
| Rust / corrosion | 29 | 22 |
| Brake problems | 13 | 6 |
| Stalling | 7 | 0 |
| Clunking / rattling | 7 | 0 |
| Airbag warning light | 5 | 6 |
| Vibration / shaking | 0 | 5 |
2003 Chevrolet Avalanche 1500
2004 Chevrolet Avalanche 1500
Compare all Chevrolet Avalanche 1500 vs Chevrolet Avalanche 1500 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.