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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1819 (Engine Mechanical - 3.5L (L66)) >> Repair Instructions >> Off Vehicle Repair Instructions >> Throttle Body Removal

Throttle Body Removal

WARNING: This page is about a different car, the 2007 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Identifying Throttle Body
    GM897024Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: The powertrain control module (PCM) must perform the idle learn procedure to determine the minimum throttle position and to establish idle speed when any of the following components are replaced:
    • Throttle body
    • Timing belt
    • Timing belt drive sprocket
    • Crankshaft and bearings

    Refer to Idle Learn in Engine Controls - 3.5L (L66).
  1. Remove the bolt (711).
  2. Remove the manifold absolute pressure (MAP) sensor (712).
  3. Remove the O-ring (713) from the sensor, if required.
  4. Remove the throttle body coolant hoses.
  5. Remove the nuts (519) and bolts (555).
  6. Remove the throttle body (518) and gasket (517).
  7. Remove the studs (516), if required.
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