Removal Procedure

Disconnect cable from negative battery terminal.
Remove air cleaner assembly with hose. Refer to Air Cleaner Element Replacement

Fig 1: Identifying Wire Harness Clamp

Courtesy of GENERAL MOTORS CORP.

Separate the wire harness clamp.

Fig 2: Pushing Locks On Levers, Raising Levers, And Disconnecting ECM Connectors

Courtesy of GENERAL MOTORS CORP.

IMPORTANT: After disconnecting the connectors, make sure that dirt, water or other foreign matter does not contact the connecting parts of the connectors.

Disconnect the 2 ECM connectors.
Push the locks on the 2 levers, then raise the levers, and disconnect the 2 ECM connectors.
Remove the 3 bolts and the ECM.

Fig 3: Identifying ECM Brackets Screws

Courtesy of GENERAL MOTORS CORP.

Remove the 4 screws and 2 ECM brackets.