-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 ...

Certain units of the 2023 through 2024 Chevy Silverado 1500 pickup motivated by the turbocharged 2.7L I4 L3B gasoline engine are included in a new GM Service Update containing a fix available for a ...

A purge valve is a vital component of a vehicle's evaporative emission control (EVAP) system. Its function is to control the flow of fuel vapors from the fuel tank and evaporative canister into the ...

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 ...