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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1099 (Engine Controls - 3.4L - Introduction - Service & Replacement) >> Repair Instructions >> Idle Air Control (IAC) Valve Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the throttle control cable bracket from the throttle body. Refer to Accelerator Controls Cable Bracket Replacement .
  2. Remove the canister purge solenoid valve. Refer to Evaporative Emission (EVAP) Canister Purge Solenoid Valve Replacement .
    3. Fig 1: View Of IAC Valve Electrical Connector
    GM69056Courtesy of GENERAL MOTORS CORP.
  3. Disconnect the idle air control (IAC) electrical connector.
    4. Fig 2: Installing IAC Valve Screws
    GM185614Courtesy of GENERAL MOTORS CORP.
  4. Remove the idle air control valve attaching screws.
    5. Fig 3: View Of IAC Valve
    GM185583Courtesy of GENERAL MOTORS CORP.
  5. Remove the idle air control valve.
    6. Fig 4: Installing IAC Valve O-Ring
    GM185626Courtesy of GENERAL MOTORS CORP.
  6. Remove the idle air control valve O-ring.
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