2003 Chevrolet Trailblazer vs 2004 Chevrolet Trailblazer
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 | 2003 Chevrolet Trailblazer | 2004 Chevrolet Trailblazer |
|---|---|---|
| NHTSA complaints | 901 | 1,081 |
| Recall campaigns | 8 | 2 |
| Service bulletins (TSBs) | 673 | 701 |
| Investigations | 8 | 4 |
| Crash reports | 68 | 56 |
| Fire reports | 14 | 31 |
| NCAP overall rating | — | — |
| EPA MPG (combined) | 15–16 | 16 |
| Median reported mileage | 76,000 mi | 68,720 mi |
Reported problems side by side
| Component | Chevrolet Trailblazer | Chevrolet Trailblazer |
|---|---|---|
| Electrical System | 285 | 627 |
| Fuel System, Gasoline | 114 | 93 |
| Exterior Lighting | 77 | 101 |
| Power Train | 103 | 62 |
| Engine and Engine Cooling | 65 | 39 |
| Air Bags | 57 | 42 |
| Fuel/propulsion System | 55 | 43 |
| Visibility | 64 | 28 |
Symptoms owners describe
| Check engine light | 34 | 48 |
| Stalling | 32 | 48 |
| Rust / corrosion | 31 | 29 |
| Loss of power | 17 | 11 |
| Hesitation / surging | 11 | 7 |
| Electrical failures | 11 | 0 |
| Vibration / shaking | 11 | 11 |
| Clunking / rattling | 9 | 8 |
2003 Chevrolet Trailblazer
2004 Chevrolet Trailblazer
Compare all Chevrolet Trailblazer 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.