2021 Chevrolet Trailblazer vs 2023 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 | 2021 Chevrolet Trailblazer | 2023 Chevrolet Trailblazer |
|---|---|---|
| NHTSA complaints | 189 | 62 |
| Recall campaigns | 4 | 0 |
| Service bulletins (TSBs) | 749 | 476 |
| Investigations | 0 | 0 |
| Crash reports | 7 | 4 |
| Fire reports | 3 | 1 |
| NCAP overall rating | — | — |
| EPA MPG (combined) | 28–31 | 28–31 |
| Median reported incident mileage | 22,260 mi | — |
Reported problems side by side
| Component | Chevrolet Trailblazer | Chevrolet Trailblazer |
|---|---|---|
| Electrical System | 39 | 14 |
| Engine | 36 | 14 |
| Power Train | 38 | 9 |
| Service Brakes | 29 | 14 |
| Fuel/propulsion System | 16 | 3 |
| Forward Collision Avoidance | 10 | 4 |
| Structure | 8 | 0 |
| Steering | 6 | 2 |
Symptoms owners describe
| Check engine light | 19 | 6 |
| Stalling | 9 | 0 |
| Loss of power | 9 | 0 |
| Brake problems | 5 | 0 |
2021 Chevrolet Trailblazer
2023 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.