2019 Chevrolet Blazer power train problems
64 owner complaints filed with NHTSA name the power train on the 2019 Chevrolet Blazer — 34% of all complaints for this model year.
What owners report
“The contact owns a 2019 Chevrolet Blazer. The contact stated that while starting the vehicle, there was a strong odor coming from the vehicle, and no warning lights illuminated. The contact also stated that a "Shift to Park" warning message displayed while the vehicle was already in Park, requiring…”
filed Aug 27, 2026
“Thermostat went bad at 47,500 miles. Temp gauge stopped working, Engine light came on and alert stating steering assist is reduced”
filed Aug 18, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- Start/stop accumulator endcap may have missing boltsCampaign 20V668000 · Oct 29, 2020
Power Train problems in other Blazer years
| Year | Reports | Share |
|---|---|---|
| 2024 Blazer | 7 | 16% |
| 2023 Blazer | 10 | 24% |
| 2022 Blazer | 11 | 22% |
| 2021 Blazer | 18 | 14% |
| 2020 Blazer | 72 | 33% |
| 2004 Blazer | 4 | 8% |
| 2003 Blazer | 12 | 16% |
| 2002 Blazer | 33 | 13% |
| 2001 Blazer | 31 | 10% |
| 2000 Blazer | 84 | 14% |
| 1999 Blazer | 54 | 12% |
| 1998 Blazer | 74 | 10% |
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.