Installation Procedure

WARNING: This page is about a different car, the 2010 GMC Yukon, 2010 Chevrolet Tahoe, and 2010 Cadillac Escalade. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: View Of Bracket Retainer Tabs, ECM Bracket & Tab

Courtesy of GENERAL MOTORS CORP.

Set the bottom of ECM into the ECM bracket tab (2).
Push the ECM (3) in securing the ECM to the bracket.

Fig 2: View Of Engine Wiring Harness Electrical Connector & ECM

Courtesy of GENERAL MOTORS CORP.

Position the engine wiring harness electrical connectors and engage the retainers securing the connectors (2) to the ECM (1).
Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
If a NEW ECM was installed, program the ECM. Refer to Control Module References .