Certain units of the 2023 through 2024 GMC Sierra 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 fuel ...

General Motors has issued a product emissions recall for certain examples of the 2015 to 2017 model-year Chevy City Express utility van over an issue related to the engine control module. The problem: ...

GM ECM for 6.6L gas engines provides pre-calibrated control to reduce upfit complexity and improve medium- and light-duty ...

-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 ...

There was a time when many 4WD enthusiasts were afraid of electronic fuel injection (EFI) on engines, preferring the “relative simplicity” of a carbureted engine that could be run in a pinch with ...

General Motors has decided to use custom-tailored 32-bit MPC5500 microcontrollers from Freescale Semiconductor in future GM Powertrain engine control systems worldwide. General Motors has decided to ...

The Engine Control Module (ECM) is a crucial component in a car, as it acts as the brain that controls various engine functions. It works in conjunction with multiple sensors, wires, and connectors to ...

Back when smog control devices first started to appear on cars and light trucks the consensus in the enthusiast community was that performance vehicles were going to be targeted. By the mid-'70s Big ...

GM introduced the LS engine family of V-8 engines in 1997 in the Chevrolet Corvette as an all-aluminum engine, and the company has built upon this line ever since. These original versions, some with ...