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Home >> Hummer >> 2009 >> H3 Base, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 3.7L - Introduction >> Repair Instructions >> Throttle Body Assembly Replacement >> Removal Procedure
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Removal Procedure

    Fig 1: View Of EVAP Canister Purge Pipe, Throttle Body Module & EVAP Canister Purge Solenoid Valve
    GM1352026Courtesy of GENERAL MOTORS CORP.
  1. Remove the air cleaner resonator and outlet duct. Refer to Air Cleaner Resonator and Outlet Duct Replacement .
  2. Disconnect the evaporative emission (EVAP) canister purge pipe (1) from the throttle control module (2). Refer to Plastic Collar Quick Connect Fitting Service .
    3. Fig 2: View Of Engine Wiring Harness Connections To Camshaft Cover & Throttle Body
    GM1350717Courtesy of GENERAL MOTORS CORP.
  3. Disconnect the throttle body electrical connector (2).
    4. Fig 3: View Of Throttle Body Assembly
    GM742490Courtesy of GENERAL MOTORS CORP.
  4. Remove the throttle body bolts (1).
  5. Remove the throttle body (2) and the seal from the intake manifold.
  6. Clean the gasket surface.
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