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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 978 (Engine Controls - 4.3L (Introduction)) >> Repair Instructions >> Idle Air Control (IAC) Valve Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra and 2004 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the air cleaner outlet resonator. Refer to Air Cleaner Outlet Resonator Replacement .
  2. Disconnect the idle air control (IAC) valve electrical connector (2).
    3. Fig 1: View Of IAC Valve Electrical Connector
    GM312513Courtesy of GENERAL MOTORS CORP.
  3. Remove the IAC valve screws.
    4. Fig 2: View Of IAC Valve Screws
    GM12909Courtesy of GENERAL MOTORS CORP.
  4. Remove the IAC valve and O-ring seal.
    5. Fig 3: View Of IAC Valve & O-Ring Seal
    GM12910Courtesy of GENERAL MOTORS CORP.
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