Envoy 2WD V8-5.3L VIN M (2005)
NOTE: Refer to Handling ESD Sensitive Parts Notice in Service Precautions.
IMPORTANT: Remove any debris from around the ECM connector surfaces before servicing the ECM. Inspect the ECM module connector gaskets
when diagnosing or replacing the ECM. Ensure that the gaskets are installed correctly. The gaskets prevent contaminant intrusion into the ECM.
7. Release the bracket ECM retainers (1).
8. Tilt the ECM (2) away from the ECM/TCM bracket.
9. Remove the ECM (2) from the ECM bracket (1).
