2021 Chevrolet Blazer problems by component
133 owner complaints filed with NHTSA for the 2021 Chevrolet Blazer, grouped by the component owners reported. Each component links to a detailed breakdown with mileage, severity and owner reports.
| Component | Complaints | Share | Median mileage |
|---|---|---|---|
| Engine → | 41 | 31% | — |
| Electrical System → | 38 | 29% | — |
| Service Brakes → | 19 | 14% | — |
| Power Train → | 18 | 14% | — |
| Fuel/propulsion System → | 17 | 13% | — |
| Steering → | 15 | 11% | — |
| Forward Collision Avoidance | 7 | 5% | — |
| Tires | 5 | 4% | — |
| Suspension | 4 | 3% | — |
| Engine and Engine Cooling | 3 | 2% | — |
| Lane Departure | 3 | 2% | — |
| Air Bags | 2 | 2% | — |
| Structure | 2 | 2% | — |
| Wheels | 2 | 2% | — |
| Back Over Prevention | 1 | 1% | — |
| Equipment | 1 | 1% | — |
| Exterior Lighting | 1 | 1% | — |
| Fuel System, Gasoline | 1 | 1% | — |
| Parking Brake | 1 | 1% | — |
| Seats | 1 | 1% | — |
| Traction Control System | 1 | 1% | — |
| Vehicle Speed Control | 1 | 1% | — |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.