2002 Chevrolet Trailblazer vs 2002 Chevrolet Trailblazer Ext
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 | 2002 Chevrolet Trailblazer | 2002 Chevrolet Trailblazer Ext |
|---|---|---|
| NHTSA complaints | 1,149 | 100 |
| Recall campaigns | 12 | 3 |
| Service bulletins (TSBs) | 641 | 94 |
| Investigations | 8 | 5 |
| Crash reports | 103 | 3 |
| Fire reports | 35 | 2 |
| NCAP overall rating | — | — |
| EPA MPG (combined) | 16 | 15–16 |
| Median reported incident mileage | 65,500 mi | 64,500 mi |
Reported problems side by side
| Component | Chevrolet Trailblazer | Chevrolet Trailblazer Ext |
|---|---|---|
| Power Train | 310 | 20 |
| Electrical System | 181 | 14 |
| Engine and Engine Cooling | 143 | 14 |
| Exterior Lighting | 143 | 10 |
| Fuel System, Gasoline | 101 | 23 |
| Visibility | 100 | 9 |
| Air Bags | 102 | 1 |
| Seat Belts | 48 | 1 |
Symptoms owners describe
| Stalling | 77 | 0 |
| Rust / corrosion | 68 | 9 |
| Loss of power | 21 | 0 |
| Clunking / rattling | 19 | 0 |
| Airbag warning light | 17 | 0 |
| Check engine light | 15 | 6 |
| Electrical failures | 15 | 0 |
| Hesitation / surging | 13 | 0 |
2002 Chevrolet Trailblazer
2002 Chevrolet Trailblazer Ext
Compare all Chevrolet Trailblazer vs Chevrolet Trailblazer Ext 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.