Powertrain complaints and recalls from NHTSA
Summary
The 2020 Chevrolet Blazer has 62 NHTSA powertrain complaints and 1 powertrain-related recall.
62
Complaints
1
Recalls
2
Injuries Reported
Data source: National Highway Traffic Safety Administration (NHTSA) · Last updated October 11, 2026
20V668000
POWER TRAIN:AUTOMATIC TRANSMISSION
General Motors LLC (GM) is recalling certain 2018-2019 Chevrolet Cruze and Buick LaCrosse, 2018-2020 Chevrolet Equinox, Chevrolet Traverse and GMC Ter...
| Date ↓ | Component | Summary |
|---|---|---|
| Sep 19, 2026 | POWER TRAIN,ELECTRICAL SYSTEM,UNKNOWN OR OTHER | This happened back in May and the dealership couldn’t find anything wrong and it happened again toda... |
| Jul 30, 2026 | POWER TRAIN,ELECTRICAL SYSTEM,UNKNOWN OR OTHER | The car is not sensing that it is in park when it is. When I place it in park and turn the car off i... |
| Jun 1, 2026 | POWER TRAIN | I am submitting this complaint regarding my 2020 Chevrolet Blazer and what appears to be a widesprea... |
| May 27, 2026 | POWER TRAIN,ENGINE | Engine temp gauge stops working causing the air to stop working and the cooling fan to rev to highes... |
| Apr 7, 2026 | POWER TRAIN,SERVICE BRAKES | Last year I was heading to heading to [XXX] in XXX when I pushed on the brakes on my 2020 Chevy blaz... |
| Apr 6, 2026 | POWER TRAIN | I am submitting this complaint regarding the transmission in my 2020 Chevrolet Blazer. My vehicle ha... |
| Mar 16, 2026 | POWER TRAIN,ELECTRICAL SYSTEM,ENGINE | Just took my car to the Chevy dealership today and had them go over the car because I keep getting t... |
| Feb 18, 2026 | POWER TRAIN,ENGINE | The contact owns a 2020 Chevrolet Blazer. The contact stated that while driving at an undisclosed sp... |
| Dec 11, 2025 | POWER TRAIN | The contact owns a 2020 Chevrolet Blazer. The contact stated that while driving at an undisclosed sp... |
| Nov 13, 2025 | POWER TRAIN | Steering assist reduced message followed by check engine light came on and temperature gauge not mov... |
| Oct 9, 2025 | POWER TRAIN,FORWARD COLLISION AVOIDANCE | I backed my vehicle out of the garage and put it in park and stepped out of the Driver's door. I wa... |
| Sep 3, 2025 | POWER TRAIN,ELECTRICAL SYSTEM,ENGINE | My vehicle lost complete power while I was sitting at red light. The dashboard went completely out a... |
| Aug 7, 2025 | POWER TRAIN | The contact owns a 2020 Chevrolet Blazer. The contact stated that while attempting to park the vehic... |
| Jun 26, 2025 | POWER TRAIN | The contact owns a 2020 Chevrolet Blazer. The contact stated that while his wife was driving 80 MPH,... |
| Jun 23, 2025 | POWER TRAIN,ELECTRICAL SYSTEM | The contact owns a 2020 Chevrolet Blazer. The contact stated that while parking the vehicle and shif... |
| Jun 2, 2025 | POWER TRAIN,ELECTRICAL SYSTEM,UNKNOWN OR OTHER | I am experiencing the well known "shift to park message" while the shifter is in park. I cannot turn... |
| Jun 2, 2025 | POWER TRAIN,ELECTRICAL SYSTEM | The contact owns a 2020 Chevrolet Blazer. The contact stated upon shifting to park(P) and attempting... |
| May 21, 2025 | POWER TRAIN | When car is parked and shifted to Park massage is sent put car in Park.was a shifter problem dealer ... |
| May 16, 2025 | POWER TRAIN | The contact owns a 2020 Chevrolet Blazer. The contact stated that while attempting to park the vehic... |
| May 2, 2025 | POWER TRAIN | The thermostat is getting stuck open and giving me a reduced steering assist error. My safety was pu... |