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Home >> Chevrolet >> 2004 >> Impala SS >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System 3.8L (Introduction) >> Repair Instructions >> Idle Air Control (IAC) Valve Replacement >> Removal Procedure
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Removal Procedure

  1. Remove the fuel injector sight shield. Refer toFuel Injector Sight Shield Replacement in Engine Mechanical-3.8L.
  2. Disconnect the idle air control valve (IAC) electrical connector.
  3. Fig 1: View Of IAC Valve Electrical Connector
    GM155466Courtesy of GENERAL MOTORS CORP.
  4. Remove the IAC valve screws.
  5. Fig 2: Removing IAC Valve Screws
    GM185614Courtesy of GENERAL MOTORS CORP.
  6. Remove the IAC valve.
  7. Fig 3: Removing IAC Valve
    GM185583Courtesy of GENERAL MOTORS CORP.
  8. Remove the IAC valve O-ring.
  9. Fig 4: Removing IAC Valve O-Ring
    GM185626Courtesy of GENERAL MOTORS CORP.