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Home >> Chevrolet >> 2004 >> Impala Base, 3.4 E >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System 3.4L (Introduction) >> Repair Instructions >> Idle Air Control (IAC) Valve Replacement >> Removal Procedure

Removal Procedure

  1. Disconnect the idle air control (IAC) valve electrical connector.
  2. Fig 1: View Of IAC Valve Electrical Connector
    GM69056Courtesy of GENERAL MOTORS CORP.
  3. Remove the IAC valve screws.
  4. Fig 2: Removing IAC Valve Screws
    GM185614Courtesy of GENERAL MOTORS CORP.
  5. Remove the IAC valve.
  6. Fig 3: Removing IAC Valve
    GM185583Courtesy of GENERAL MOTORS CORP.
  7. Remove the IAC valve O-ring.
  8. Fig 4: Removing IAC Valve O-Ring
    GM185626Courtesy of GENERAL MOTORS CORP.