Emissions controls, fuel/air mixture, timing, and transmission.
Electronic Control Unit or Computer.
The ecm, engine control module, is mounted to the firewall on the inside of the vehicle below and behind the glove box drawer.
The Engine Control Module (ECM) on a 2003 Chevrolet Suburban is typically located in the engine compartment, mounted on the driver's side near the firewall. It can be found behind the air intake and is secured with bolts or clips. To access it, you may need to remove some components for better visibility and reach. Always ensure the battery is disconnected before attempting to service the ECM.
On a 1990 Chevrolet pickup, the Engine Control Module (ECM) is typically grounded at the engine block. The main ground connection is usually located near the intake manifold or on a bolt securing the engine to the frame. Ensuring a clean and secure ground connection is essential for the ECM to function correctly and communicate with other vehicle systems. Always refer to the vehicle's service manual for specific grounding locations and procedures.
change ecm also
location of ecm 2002 Chevrolet 2500 truck
In a 1990 Chevrolet Lumina, the engine control module (ECM), which is the vehicle's computer, is typically located under the dashboard on the driver's side. It is often mounted on or near the firewall, making it accessible for diagnostics and repair. To reach it, you may need to remove some trim panels or access it from underneath the dashboard.
Dose 1998 Chevrolet Malibu 2.4 litter have a ECM fuse and where is it?"
Pull the glovebox and pull to the left and forward on the ECM...comes right out
replace the ecm (engine control module) comp
You should find the ECM (Engine Control Module) also known as PCM (Power Control Module) under the right side of the dash (passenger side).
code 14: Idle air control valve or bad ECM