GM has issued a voluntary emissions recall for certain units of the 2021 through 2023 Chevy Trailblazer to address an issue with the crossover’s engine control module, which may not properly clear an ...

The General has issued a service bulletin describing a fix for certain units of the 2021 Cadillac CT4 compact luxury sedan that may be affected by an incorrectly calibrated Engine Control Module (ECM) ...

GM ECM for 6.6L gas engines provides pre-calibrated control to reduce upfit complexity and improve medium- and light-duty ...

GM is recalling 11,787 2025-2026 Chevrolet Silverado 3500 and GMC Sierra 3500 pickups due to a rear fuel pump issue that can cause stalling despite fuel being in the tank. The problem stems from ...

There was a time when many 4WD enthusiasts were afraid of electronic fuel injection (EFI) on engines, preferring the “relative simplicity” of a carbureted engine that could be run in a pinch with ...