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Home >> Hummer >> 2009 >> H3 Alpha >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 5.3L - Introduction >> Repair Instructions >> Throttle Body Assembly Replacement >> Installation Procedure
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Installation Procedure

    Fig 1: Throttle Body Assembly
    GM1401966Courtesy of GENERAL MOTORS CORP.
  1. Install a NEW throttle body gasket (509).
  2. Install the throttle body (508).
    3. CAUTION: Refer to Fastener Caution .
  3. Install the throttle body bolts (538) and nuts (507).

    Tighten:  Tighten the bolts/nuts to 10 N.m (89 lb in).

    4. Fig 2: Air Cleaner Outlet Duct
    GM1897252Courtesy of GENERAL MOTORS CORP.
  4. Connect the engine wiring harness electrical connector (2) to the throttle body.
  5. Install the air cleaner outlet duct. Refer to Air Cleaner Resonator Outlet Duct Replacement .
  6. Perform the throttle learn procedure. Refer to Throttle/Idle Learn .
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