The engine control module, or ECM, controls plenty of functions during routine driving, so any issues with that part could cause severe problems.

The position of the throttle and how quickly it’s opening or closing is transmitted to the engine control module, and that information is among the factors the computer uses to decide how much ...

The Engine Control Module (ECM) is the computer responsible for controlling the engine. The ECM communicates with other vehicle control units via a communication bus.

GM has issued a recall for certain examples 2021 to 2023 Chevy Trailblazer due to an issue related to the engine control module.

GM has issued a service update for some units of the 2023-2024 GMC Sierra 1500 for an ECM fix to remedy improper fuel flow rate during certain types of driving.