Electrical complaints and recalls from NHTSA
Summary
The 2020 Chevrolet Blazer has 38 NHTSA electrical complaints and 0 electrical-related recalls.
38
Complaints
0
Recalls
0
Injuries Reported
Data source: National Highway Traffic Safety Administration (NHTSA) · Last updated October 11, 2026
| Date ↓ | Component | Summary |
|---|---|---|
| Sep 14, 2026 | ELECTRICAL SYSTEM | The contact owns a 2020 Chevrolet Blazer. The contact stated that while starting the vehicle, the br... |
| Sep 10, 2026 | ELECTRICAL SYSTEM | Vehicle: 2020 Chevrolet Blazer V6 System: Electronic Transmission Range Select (ETRS) – Gear Shifter... |
| Aug 27, 2026 | ELECTRICAL SYSTEM | Car is in park but the car alerts that it is not in park ( causing radio and light s to stay on ) - ... |
| May 29, 2026 | ELECTRICAL SYSTEM,UNKNOWN OR OTHER | This is what came up on my screen.Steering wheel assist reduced.Drive with care. My hot and cold gau... |
| May 20, 2026 | ELECTRICAL SYSTEM,LANE DEPARTURE | The contact owns a 2020 Chevrolet Blazer. The contact stated that while driving approximately 70 MPH... |
| May 17, 2026 | ELECTRICAL SYSTEM,UNKNOWN OR OTHER,SERVICE BRAKES | Vehicle: 2020 Chevrolet Blazer Issue: “Shift to Park” malfunction Description: The vehicle repeated... |
| Apr 7, 2026 | ELECTRICAL SYSTEM,EXTERIOR LIGHTING,FUEL/PROPULSION SYSTEM | My car will be running fine but the lights on the AC panel wont work. My car will stop and shut down... |
| Apr 5, 2026 | ELECTRICAL SYSTEM | The temperature gauge on my 2020 Chevrolet Blazer stopped working and remains stuck on “cold” at all... |
| Mar 9, 2026 | ELECTRICAL SYSTEM | Vehicle has shift to park light and will not turn off even with the shifter in the park position. |
| Mar 2, 2026 | ELECTRICAL SYSTEM,ENGINE | The vehicle experiences a constant cooling system failure that appears to be related to the thermost... |
| Jan 26, 2026 | ELECTRICAL SYSTEM,ENGINE,FUEL/PROPULSION SYSTEM | I received a check engine light which i took to Bell tire for diagnosis. Here is there diagnosis C... |
| Oct 28, 2025 | ELECTRICAL SYSTEM | I got into my vehicle and it said “steering assist reduced. Drive with care”. the A/C stops working ... |
| Oct 25, 2025 | ELECTRICAL SYSTEM,UNKNOWN OR OTHER,SERVICE BRAKES | Shift to park issue. Vehicle shifts into park but does not register as such. Therefore, the vehicl... |
| Oct 13, 2025 | ELECTRICAL SYSTEM,UNKNOWN OR OTHER,SERVICE BRAKES | When I try to park the car, it says shift to park. Sometimes I can’t get the car to go into park to ... |
| Oct 3, 2025 | ELECTRICAL SYSTEM,UNKNOWN OR OTHER | Vehicle thermostat would read cold while operating and the AC was not working. A message would popul... |
| Sep 4, 2025 | ELECTRICAL SYSTEM | SHIFT TO Park WARNING COMES ON WHEN CAR IS IN PARK, car electrical will not shut off until the shift... |
| Jul 30, 2025 | ELECTRICAL SYSTEM | After the vehicle has been put into parked and attempted to shut off, a message displays “Action Req... |
| Jul 1, 2025 | ELECTRICAL SYSTEM,ENGINE | Warning message indicating steering assist system reduced, engine fan running non-stop, AC blowing h... |
| Jun 11, 2025 | ELECTRICAL SYSTEM,SEAT BELTS,VEHICLE SPEED CONTROL | The contact owns a 2020 Chevrolet Blazer. The contact stated that the front passenger’s seat belt bu... |
| Jun 9, 2025 | ELECTRICAL SYSTEM,UNKNOWN OR OTHER | Shift to park message began appearing even after the shifter knob was in park. I cannot turn the ve... |