Malibu V6-3.9L (2007)
5. Disconnect the engine wiring harness electrical connectors (1) to the ECM.
6. Slide the lever locks to the down position in order to engage the engine wiring harness electrical connectors.
7. Connect the negative battery cable.
8. If a NEW ECM was installed, the ECM must be programmed. Refer to Programming and Relearning See: Testing and Inspection/Programming
and Relearning