Powertrain complaints and recalls from NHTSA
Summary
The 2019 Chevrolet Blazer has 54 NHTSA powertrain complaints and 1 powertrain-related recall.
54
Complaints
1
Recalls
1
Injuries Reported
Data source: National Highway Traffic Safety Administration (NHTSA) · Last updated April 10, 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 |
|---|---|---|
| Feb 17, 2026 | POWER TRAIN | P0128 code. Coolant temperature sensor and thermostat failure. |
| Oct 1, 2025 | POWER TRAIN,ELECTRICAL SYSTEM,ENGINE | Dashboard goes on like a Christmas tree (almost all lights turn on ABS GAS LIGHT TRACTION CONTROL PA... |
| Sep 23, 2025 | POWER TRAIN | The contact owns a 2019 Chevrolet Blazer. The contact stated that upon shifting to park(P) and attem... |
| Aug 20, 2025 | POWER TRAIN,ELECTRICAL SYSTEM,STRUCTURE | 1.The vehicle does not recognize it's in park periodically and will not shut off 2. Thermostat housi... |
| Aug 14, 2025 | POWER TRAIN | SHIFT TO PARK ERROR IN 2019 CHEVROLET BLAZER. This has affected NUMEROUS vehicles that should be iss... |
| Jun 11, 2025 | POWER TRAIN,ELECTRICAL SYSTEM,ENGINE | At startup, I would receive a message that said, steering assist reduced. There were no check engine... |
| Jun 1, 2025 | POWER TRAIN | When you try to turn the vehicle off, there is a “Shift to Park” warning with the vehicle already in... |
| May 13, 2025 | POWER TRAIN,VEHICLE SPEED CONTROL,FORWARD COLLISION AVOIDANCE | My transmission can accelerate with the cruse control on, transmission also sputters at lower RPM. ... |
| May 5, 2025 | POWER TRAIN | we have a start / stop issue with our 2019 chevy blazer . the dashboard states to put into park .we ... |
| Apr 1, 2025 | POWER TRAIN,VEHICLE SPEED CONTROL,ENGINE | engine - code p0128 engine coolant thermostat. This is a safety issue because it reduces the power s... |
| Mar 28, 2025 | POWER TRAIN,ELECTRICAL SYSTEM | AC not working, Temp Gauge stuck at C, Steering assist reduced Happened a year ago, went away, came... |
| Mar 20, 2025 | POWER TRAIN | The contact owns a 2019 Chevrolet Blazer. The contact stated that while attempting to turn off the v... |
| Feb 22, 2025 | POWER TRAIN | When I go to put my car in park, I get a notice warning chime to shift it into park. Which then resu... |
| Jan 29, 2025 | POWER TRAIN | The contact owns a 2019 Chevrolet Blazer. The contact stated that upon attempting to shift to park, ... |
| Jan 20, 2025 | POWER TRAIN,BACK OVER PREVENTION | When attempting to put my car in PARK, the car issues a warning stating the car is not in PARK, it d... |
| Dec 17, 2024 | POWER TRAIN | SHIFT TO PARK MESSAGE COMING UP ON DASH SCREEN EVENTHOUGH SHIFTER WAS IN PARK. ENGINE WOULD NOT TURN... |
| Dec 5, 2024 | POWER TRAIN | When i put my car into park and go to shut the car off if starts saying put car in park even tho it ... |
| Nov 29, 2024 | POWER TRAIN,SERVICE BRAKES | When placing the vehicle into park there is often a issue with the sensor recognizing that the vehic... |
| Oct 6, 2024 | POWER TRAIN | 2019 Blazer with 73,399 miles is in Park, but displays "Shift to Park". System does not recognize th... |
| Oct 1, 2024 | POWER TRAIN,ELECTRICAL SYSTEM | PARK TO SHIFT CODE DISPLAYS, WOULD BE AVAILABLE FOR INSPECTION. PROBLEM HAS BEEN CONFIRMED BY DEALER... |