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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 186 (Engine Controls - 3.9L - Introduction (2 Of 2)) >> Repair Instructions >> Intake Manifold Tuning Valve Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2006 Pontiac Montana SV6, 2006 Chevrolet Uplander, and 2006 Buick Terraza. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Applying Lubricant To Tuning Valve Blade
    GM1580024Courtesy of GENERAL MOTORS CORP.
  1. Apply lubricate GM P/N 1051344 (Canadian P/N 993037) to the nose of the valve blade (1).
    2. Fig 2: Removing/Installing Intake Manifold Tuning Valve Bolts
    GM1557831Courtesy of GENERAL MOTORS CORP.
  2. Install the intake manifold tuning valve.
  3. Install the intake manifold tuning valve bolts.

    Tighten:   Tighten the nuts to 10 Nm (89 in ft).

  4. Install the power steering pump. Refer to POWER STEERING PUMP REPLACEMENT .
    5. Fig 3: Identifying Engine Wiring Harness Electrical Connectors
    GM1675736Courtesy of GENERAL MOTORS CORP.
  5. Connect the engine harness electrical connector (1) to the intake manifold tuning valve.
  6. Remove the intake manifold cover. Refer to INTAKE MANIFOLD COVER REPLACEMENT .
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