2022 Chevrolet Blazer power train problems
10 owner complaints filed with NHTSA name the power train on the 2022 Chevrolet Blazer — 23% of all complaints for this model year.
What owners report
“I have been smelling engine coolant for some time and found a leak on the drivers side top seam where the aluminum meets the plastic tank on the radiator. This is a known problem with 2019=2026 Chevy Blazers by GM and it still hasn't been resolved. After researching, I have found numerous Blazer…”
filed Jul 15, 2026
“BROUGHT MY CAR TO CHEVROLET CENTER IN WINTER HAVEN FLORIDA BECAUSE I HAD 2 DIAGNOSTIC CODES SHOW UP WITH A CHECK ENGINE LIGHT, THE CODES WERE (U1345: Indicates a communication fault on the LIN (Local Interconnect Network) Bus, usually tied to modules like the active grille shutters, cooling fans…”
filed Jun 14, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Power Train problems in other Blazer years
| Year | Reports | Share |
|---|---|---|
| 2024 Blazer | 6 | 14% |
| 2023 Blazer | 10 | 25% |
| 2021 Blazer | 18 | 14% |
| 2020 Blazer | 71 | 34% |
| 2019 Blazer | 62 | 34% |
| 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 2022 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.