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Removal Procedure

Disconnect the throttle body wiring harness connector.
Remove the charge air cooler outlet air hose from the throttle body. Refer to Charge Air Cooler Outlet Air Hose Replacement .

Fig 1: Throttle Body

Courtesy of GENERAL MOTORS COMPANY

Remove the 4 throttle body fasteners (3).
Remove the throttle body (2) along with the throttle body seal ring (1).