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Home >> Pontiac >> 2004 >> GTO Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls -- 5.7L -- (Introduction) >> Repair Instructions >> Throttle Body Assembly Replacement >> Installation Procedure
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Installation Procedure

    Fig 1: View Of Throttle Body
    GM222051Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to the Fastener Notice in Cautions and Notices.
  1. Install the throttle body with a new gasket.
  2. Install the throttle body attaching bolts.

    Tighten:  Tighten the throttle body attaching bolts to 12 N.m (106 lb in).

    3. Fig 2: Identifying Coolant Air Bleed Hose At Throttle Body
    GM220621Courtesy of GENERAL MOTORS CORP.
  3. Connect the coolant hose.
    4. Fig 3: View Of Accelerator Control Cable
    GM173436Courtesy of GENERAL MOTORS CORP.
  4. Connect the accelerator control cable to the throttle body lever.
  5. Connect the crankcase ventilation hose to the throttle body.
    6. Fig 4: View Of IAC Valve & TP Sensor Electrical Connectors
    GM243938Courtesy of GENERAL MOTORS CORP.
  6. Connect the TP sensor (2) and the IAC valve (1) electrical connectors.
    7. Fig 5: Mass Air Flow/ Intake Air Temperature Air Cleaner Assembly Component View
    GM1372084Courtesy of GENERAL MOTORS CORP.
  7. Install the air intake duct (3) to the throttle body. Refer to Air Cleaner Assembly Replacement .
  8. Refill the cooling system. Refer to Draining and Filling Cooling System in Engine Cooling.
  9. With the engine OFF, inspect to see that the accelerator pedal is free. Depress the accelerator pedal to the floor and release.
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