2020 Chevrolet Blazer problems and complaints
Owners have filed 219 complaints with NHTSA about the 2020 Chevrolet Blazer. The most-reported areas: Electrical System (76), Power Train (73), Engine (68).
Key takeaways
- 219 owner complaints on file with NHTSA.
- 5 involve a crash, 0 a fire, 7 reported injuries.
- Complaints are unverified owner reports; recalls are confirmed defects.
| Component | Complaints | Share |
|---|---|---|
| Electrical System | 76 | 35% |
| Power Train | 73 | 33% |
| Engine | 68 | 31% |
| Unknown Or Other | 57 | 26% |
| Steering | 41 | 19% |
| Service Brakes | 11 | 5% |
| Lane Departure | 5 | 2% |
| Vehicle Speed Control | 4 | 2% |
| Fuel/Propulsion System | 4 | 2% |
| Suspension | 4 | 2% |
| Engine And Engine Cooling | 3 | 1% |
| Air Bags | 3 | 1% |
One complaint can name several components, so shares add up to more than 100%.
| Version | Overall | Front | Side | Rollover |
|---|---|---|---|---|
| 2020 Chevrolet Blazer SUV AWD | 5/5 | 5/5 | 5/5 | 4/5 |
| 2020 Chevrolet Blazer SUV FWD | 5/5 | 5/5 | 5/5 | 4/5 |
Latest complaints, as filed
Owner-written and unverified by NHTSA.
Steering - filed 2026-09-21
Power steering went out while driving making it impossible to steer.
Power Train,electrical System,unknown Or Other - filed 2026-09-19
This happened back in May and the dealership couldn’t find anything wrong and it happened again today. I am driving and the car will shut off. A message pops up saying shift to neutral and press start again. It’s very dangerous and frustrating.
Engine And Engine Cooling - filed 2026-09-14
The contact owns a 2020 Chevrolet Blazer. The contact stated that while operating the vehicle, the check engine warning light intermittently illuminated, and the vehicle hesitated while accelerating. The vehicle was taken to the local dealer to be diagnosed, and the contact was informed that the catalytic converter nee...
Diagnose it yourself
As an Amazon Associate we earn from qualifying purchases, at no extra cost to you.
More for the 2020 Chevrolet Blazer
Complaints are reports filed by owners with the National Highway Traffic Safety Administration. NHTSA publishes them without verifying them, and counts rise with how many cars were sold, so compare years of the same model rather than different models. Crash ratings are NHTSA's own 5-Star Safety Ratings results.