-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 ...

The ignition control module is a crucial component of a vehicle's ignition system. It is a control unit responsible for regulating the ignition timing and generating sparks to ignite the fuel-air ...

GM has recalled 11,787 Chevrolet Silverado 3500 and GMC Sierra 3500 heavy-duty trucks from the 2025 and 2026 model years over an engine control module defect ...

General Motors has issued a new Service Update, this time for the GMC Terrain. According to the latest bulletin, owners may notice that the Malfunction Indicator Light on their crossover is ...

Engine maintenance has been the hardest-hit sector of the aftermarket during the COVID-19 pandemic. As the biggest-ticket maintenance items, engine overhauls immediately were in the firing line as ...

When General Motors launched Active Fuel Management (AFM) and then, Dynamic Fuel Management (DFM), the idea was that the fuel consumption of truck and SUV owners could be improved by turning off ...