GM has issued a service bulletin for a reflashing of the Engine Control Module (ECM) in certain units of the 2021 to 2023 Chevy Trailblazer. The fix: owners of affected vehicles are to bring their ...

Certain units of the 2023 through 2024 GMC Canyon pickup motivated by the turbocharged 2.7L I4 L3B gasoline engine are included in a new GM Service Update containing a fix available for a fuel ...