Installation Procedure

Fig 1: Upper And Lower Retaining Tabs

Courtesy of GENERAL MOTORS CORP.

Slide the ECM into the bracket.
Push down on the ECM until the upper and lower retaining tabs (1, 2) snaps into place.

Fig 2: Locating ECM

Courtesy of GENERAL MOTORS CORP.

Connect the engine harness electrical connectors (1, 3) to the ECM.
Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
Reset the clock and preset radio stations.
If a NEW ECM was installed, the ECM must be programmed. Refer to Control Module References .