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Home >> Pontiac >> 2001 >> Aztek Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 941 (Engine Controls - 8.1L (Introduction)) >> Repair Instructions >> Throttle Body Assembly Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. 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: 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. Remove the intake air resonator. Refer to Intake Air Resonator Replacement .
  2. Disconnect the throttle actuator motor electrical connector (5).
    Fig 1: Engine Wiring Harness And Connectors
    GM750525Courtesy of GENERAL MOTORS CORP.
    3. IMPORTANT: Cover or plug any openings when servicing the throttle body in order to prevent possible contamination.
  3. Remove the throttle body nuts.
  4. Remove the throttle body.
    Fig 2: Throttle Body And Gasket
    GM858205Courtesy of GENERAL MOTORS CORP.
  5. Remove and discard the throttle body gasket.
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