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Home >> GMC >> 2006 >> Sierra 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1218 (Engine Mechanical - 4.8L, 5.3L, 6.0L Or 6.2L (2 Of 5)) >> On-Vehicle Repair Instructions (1 Of 2) >> Valve Lifter Oil Manifold Replacement >> Installation Procedure

Installation Procedure

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IMPORTANT: All gasket surfaces should be free of oil or other foreign material during assembly.
    Fig 1: Identifying Valve Cover Outer Gasket
    GM1509593Courtesy of GENERAL MOTORS CORP.
  1. Place the service gasket (1) onto the valve lifter oil manifold.
    2. Fig 2: Identifying Valve Lifter Oil Manifold
    GM1509591Courtesy of GENERAL MOTORS CORP.
  2. Install the valve lifter oil manifold (1) to the engine.
    3. NOTE: Refer to Fastener Notice .
  3. Install the valve lifter oil manifold bolts (2).

    Tighten:  Tighten the bolts to 25 N.m (18 lb ft).

    4. Fig 3: View Of Engine Harness Electrical Connectors & Inlet Hose Clamp
    GM1697098Courtesy of GENERAL MOTORS CORP.
  4. Connect the engine harness electrical connector (1) to the oil pressure sensor.
  5. Install the intake manifold. Refer to Intake Manifold Replacement (RPOs LY2/LY6)  or Intake Manifold Replacement (RPOs LC9/LMG/LY5/L76)  or Intake Manifold Replacement (RPO L92 - First Design)  or Intake Manifold Replacement (RPO L92 - Second Design) .
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