2003 Chevrolet Trailblazer Ext vs 2003 Jeep Grand Cherokee
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 Trailblazer Ext | 2003 Jeep Grand Cherokee |
|---|---|---|
| NHTSA complaints | 313 | 762 |
| Recall campaigns | 3 | 4 |
| Service bulletins (TSBs) | 117 | 88 |
| Investigations | 6 | 4 |
| Crash reports | 7 | 48 |
| Fire reports | 6 | 14 |
| NCAP overall rating | — | — |
| EPA MPG (combined) | 14–16 | 16 |
| Median reported incident mileage | 69,000 mi | 71,693 mi |
Reported problems side by side
| Component | Chevrolet Trailblazer Ext | Jeep Grand Cherokee |
|---|---|---|
| Air Bags | 5 | 256 |
| Visibility | 25 | 167 |
| Electrical System | 77 | 55 |
| Fuel System, Gasoline | 80 | 10 |
| Power Train | 49 | 35 |
| Service Brakes, Hydraulic | 9 | 64 |
| Seats | 5 | 65 |
| Engine and Engine Cooling | 16 | 42 |
Symptoms owners describe
| Rust / corrosion | 30 | 0 |
| Check engine light | 15 | 10 |
| Stalling | 9 | 34 |
| Vibration / shaking | 6 | 34 |
| Airbag warning light | 0 | 38 |
| Overheating | 0 | 14 |
| Hesitation / surging | 0 | 10 |
| Electrical failures | 0 | 9 |
2003 Chevrolet Trailblazer Ext
2003 Jeep Grand Cherokee
Compare all Chevrolet Trailblazer Ext vs Jeep Grand Cherokee 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.