2021 Chevrolet Blazer owner complaints
Most named: engine
42 of 136 complaints
- Crashes
- 6
- Fires
- 1
- Injuries
- 7
- Deaths
- 0
Owner complaints to the US safety agency (NHTSA), 2021 models.
Components named most often
A complaint can name more than one component.
| Component | Complaints | Share of complaints |
|---|---|---|
| Engine | 42 | 31% |
| Electrical system | 39 | 29% |
| Other or not specified | 20 | 15% |
| Service brakes | 19 | 14% |
| Transmission and drivetrain | 18 | 13% |
| Fuel system | 17 | 13% |
Complaints by model year
Rivals, 2021
| Rival | Complaints |
|---|---|
| Jeep Wrangler | 943 |
| Ford Bronco | 229 |
| Chevrolet Trailblazer | 193 |
| Chevrolet Equinox | 96 |
| Chevrolet Trax | 24 |
| MINI Countryman | 2 |
What this cannot tell you
Counts, not rates. Sales volume differs by model.
Complaints are owner reports, not confirmed defects.
Source: NHTSA complaints data (api.nhtsa.gov), public domain. Collected 2026-10-05.
- Two or more sources agree
- One source
- Model-level or estimate
- Sources differ