A faulty or malfunctioning transmission can trigger the check engine light for a handful of reasons, including things like an overheating gearbox or issues with the transmission control module ...

Learn all you need to know about Engine Control Modules (ECM), or Engine Control Units (ECU), in this article concering electronically controlled midget engines. Enginology is step one in the ...

A fix is now available for 2021 Cadillac CT5 sedans affected by an Engine Control Module (ECM) issue leading to non-reporting of catalytic converter faults.

GM has issued a voluntary emissions recall for certain units of the 2020 through 2023 Buick Encore GX to address an issue with the crossover’s engine control module, which may not properly clear ...

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.