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Home >> Chevrolet >> 2008 >> Optra LS, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 1.6L >> Repair Instructions >> Intake Manifold Tuning Valve Actuator Replacement >> Removal Procedure

Removal Procedure

    Fig 1: View Of Intake Manifold Tuning Valve Actuator
    GM1371864Courtesy of GENERAL MOTORS CORP.
  1. Disconnect the vacuum hose from the intake manifold tuning (IMT) valve actuator valve.
    2. IMPORTANT: Ensure the IMT valve is closed before removing the IMT valve actuator retaining bolts and valve.
  2. Remove the IMT valve actuator valve bolts.
  3. Remove the IMT valve actuator valve from the IMT valve.
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