2019 Chevrolet Blazer engine problems
38 owner complaints filed with NHTSA name the engine on the 2019 Chevrolet Blazer — 21% of all complaints for this model year.
What owners report
“Electronically controlled thermostat and sensor fail or get stuck at a much lower coolant temperature causing the dash to display the “steering assist is reduced drive with care.” It isn’t just a message, the steering is much harder to use potentially causing an accident. The ac completely doesn’t…”
filed May 25, 2026
“The vehicle will not shut off when you shift to park. You are forced to sit in the vehicle for extended periods of time attempting to get the vehicle turned off. Apparently Chevy is familiar with eat problem and there are pending class action law suits in Ohio. According to the dealership Chevy has…”
filed Apr 13, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Engine problems in other Blazer years
| Year | Reports | Share |
|---|---|---|
| 2025 Blazer | 3 | 12% |
| 2024 Blazer | 6 | 14% |
| 2023 Blazer | 12 | 30% |
| 2022 Blazer | 13 | 30% |
| 2021 Blazer | 36 | 29% |
| 2020 Blazer | 68 | 32% |
| 2006 Blazer | 2 | 11% |
| 2002 Blazer | 3 | 1% |
| 2000 Blazer | 1 | 0% |
| 1999 Blazer | 2 | 0% |
| 1998 Blazer | 2 | 0% |
| 1996 Blazer | 1 | 0% |
Other reported problem areas on the 2019 Chevrolet Blazer
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.