2008 Chevrolet Avalanche | LS, LT, LTZ | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
$259.29MSRP: $488.26
You Save: $228.97 (47%)
FAQ for Engine Control Module Repair
Q: How do I install the Engine Control Module?
A:
Install the bottom ECM tabs into the bracket and push in. Position the engine wiring harness lower and upper electrical connector and engage the retainer securing the lower connector to the ECM. Then connect the negative battery cable. If a NEW ECM was installed, program the ECM.
By Omar
GM Specialist
07/03/2022
Q: How do I remove the Engine Control Module?
A:
Use a scan tool, to retrieve the percentage of remaining engine oil. Disconnect the negative battery cable. Disengage the engine wiring harness upper and lower electrical connector retainer and remove the connector from the ECM. Disengage the retainer tabs securing the ECM to the bracket. Remove the ECM.
By Omar
GM Specialist
06/03/2022
Q: What should be done before servicing the Engine Control Module?
A:
Turn the ignition OFF when installing or removing the control module connectors and disconnect or reconnect the power to the control module.
By Omar
GM Specialist
24/02/2022
FAQ for Other Repair Info
Q: How do you install the ignition coil?
A:
You can install the spark plug wire, the Ignition Coil wiring harness connector, and install the intake manifold sight shield.
Q: What is the proper way to install the knock sensor?
A:
The proper way is to place the Knock Sensor to the engine block, connect the wiring harness electrical connector, and install the wheel/tire.