CTS V6-3.2L VIN N (2003)
Engine Control Module: Service and Repair
REMOVAL PROCEDURE
1. Turn OFF the ignition.
NOTE: Always turn the ignition off when installing or removing the ECM connectors in order to prevent damage to the components.
2. Remove the screw(2) securing the engine control module (ECM) ground wire(1) to the ECM(3).
3. Flip the release levers to the open position (3) and disconnect the ECM connectors (2) from the ECM (5).
NOTE: In order to prevent any possible electrostatic discharge damage to the ECM, do not touch the connector pins.
