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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 >> Installation Procedure
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Installation Procedure

    Fig 1: View Of Intake Manifold Tuning Valve Actuator
    GM1371864Courtesy of GENERAL MOTORS CORP.
  1. Install the IMT valve actuator valve to the IMT valve.
    2. NOTE: Refer to Fastener Notice .
  2. Install the IMT valve actuator valve bolts.

    Tighten:  Tighten the IMT valve actuator valve retaining bolts to 12 N.m (106 lb ft)  .

  3. Connect the vacuum hose to the IMT valve actuator valve.
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