-it seems that those three little letters strike fear into many a promoter, track owner, or sanction head whenever they hear it. ECU stands for Engine Control Unit. Also called an ECM (Engine Control ...

GM has issued a voluntary emissions recall for certain units of the 2022 GMC Sierra HD equipped with the 6.6L V8 L5P turbodiesel Duramax engine due to a faulty Engine Control Module (ECM). The problem ...

(iSeeCars) – There are a lot of mechanical and electrical parts that work together to help your car run smoothly. The electronic control module (ECM) or powertrain control module (PCM) is the main ...

GM has issued a Service Update that applies to certain units of the 2022-2023 Cadillac Escalade and Cadillac Escalade ESV luxury SUVs, along with several other models, which is related to an ECM ...