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Home >> Oldsmobile >> 2004 >> Bravada AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1743 (Engine Control System - 5.3L - Introduction) >> Repair Instructions >> Throttle Body Assembly Replacement >> Removal Procedure
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Removal Procedure

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2005 Isuzu Ascender, 2005 GMC Envoy XUV, 2005 GMC Envoy XL, 2005 GMC Envoy, and 2005 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
    NOTE: Handle the electronic throttle control components carefully. Use cleanliness in order to prevent damage. Do not drop the electronic throttle control components. Do not roughly handle the electronic throttle control components. Do not immerse the electronic throttle control components in cleaning solvents of any type.
    IMPORTANT:
    • DO NOT for any reason, insert a screwdriver or other small hand tool into the throttle body to hold open the throttle plate, as the throttle body could be damaged.
    • An 8-digit part identification number is stamped on the throttle body casting. Refer to this number if servicing, or part replacement is required.
  1. Partially drain the cooling system in order to allow the hose at the throttle body to be removed. Refer to Draining and Filling Cooling System (LL8) or Draining and Filling Cooling System (LM4) in Engine Cooling.
    2. Fig 1: View Of Intake Air Tube
    GM898123Courtesy of GENERAL MOTORS CORP.
  2. Remove the air cleaner outlet duct. Refer to Air Cleaner Resonator Outlet Duct Replacement .
    3. Fig 2: Identifying Throttle Actuator Motor & Electrical Connector
    GM1522415Courtesy of GENERAL MOTORS CORP.
  3. Disconnect the throttle actuator motor electrical connector (1) from the throttle actuator motor (2).
    4. Fig 3: View Of Auxiliary Heater Inlet & Outlet Hoses/Pipes
    GM901492Courtesy of GENERAL MOTORS CORP.
  4. Reposition the throttle body hose clamp.
  5. Remove both of the throttle body engine coolant hoses from the throttle body.
    6. Fig 4: View Of Throttle Body & Nuts
    GM825837Courtesy of GENERAL MOTORS CORP.
  6. Remove the throttle body bolts.
    7. Fig 5: Throttle Body Gasket
    GM492774Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Do not reuse the throttle body gasket. Install a new gasket during assembly.
  7. Remove the throttle body and gasket. Discard the gasket (1).
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