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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (Engine Controls - 4.3L - Introduction (2 Of 2)) >> Repair Instructions >> Idle Air Control (IAC) Valve Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different variant/trim than selected.
  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).
    Fig 1: Disconnecting IAC Valve Electrical Connector
    GM312513Courtesy of GENERAL MOTORS CORP.
  3. Remove the IAC valve screws.
    Fig 2: Removing IAC Valve Screws
    GM12909Courtesy of GENERAL MOTORS CORP.
  4. Remove the IAC valve and O-ring seal.
    Fig 3: Removing IAC Valve & O-Ring Seal
    GM12910Courtesy of GENERAL MOTORS CORP.
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