Modern vehicles can contain around 100 Electronic Control Units (ECUs). An ECU is a minicomputer that collects data and determines whether to activate a function based on the information received.

Unless we're talking about the '68 Ranchero that your Uncle Hank lives out of, every car needs some sort of ECU (engine control unit) to tell each of its engine's moving parts what to do and how to ...

GM's E67 engine control unit (ECU) is the brain behind the LS9 and LS3, as well as many garden-variety four-, six-, and eight-cylinder GM engines. Because of its fast processor and plentiful memory, ...

The world of ECU tuning can seem overwhelming to beginners, with complex terms and technical nuances. However, understanding the basics can transform your vehicle’s performance and efficiency. Whether ...

Electronic Control Unit (ECU) tuning is a popular method used by car enthusiasts and performance professionals to enhance the performance of a vehicle. This guide provides an in-depth look into the ...

-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 ...

Some of us have been there. Others never have. For those who have seen the inside, we realize it's a scary and confusing place. We slowly found our way around the "safer areas," then ventured further ...

The modern internal combustion engine is an engineering marvel. We’re light-years ahead of simple big blocks and carburetors, and now there are very fast, very capable computers sensing adjusting the ...

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 ...