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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 487 (Engine Mechanical - 5.3L, 6.0L, 6.2L - Repair Instructions - On Vehicle) >> Repair Instructions - On Vehicle >> Engine Block Valley Cover Replacement >> Installation Procedure

Installation Procedure

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NOTE:

All gasket surfaces should be free of oil or other foreign material during assembly.

    Fig 1: Removing/Installing Oil Pressure Sensor & Washer
    GM1403317Courtesy of GENERAL MOTORS COMPANY
  1. Apply sealant GM P/N 12346004 (Canadian P/N 10953480) or equivalent, to the threads of the oil pressure sensor.
    2. CAUTION:

    Refer to Fastener Caution .

  2. Install a NEW washer (707) and the oil pressure sensor (706).

    Tighten 

    Tighten the sensor to 35 N.m (26 lb ft).

    3. Fig 2: Removing/Installing Engine Valley Cover
    GM1403316Courtesy of GENERAL MOTORS COMPANY
  3. Lubricate the O-ring seals with clean engine oil.
  4. Install the O-ring seals (537) to the cover.
  5. Set the engine valley cover (555) onto the engine.
  6. Install the engine valley cover bolts (506).

    Tighten 

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

  7. Install the intake manifold. Refer to Intake Manifold Replacement (RPOs LC9, LMG, LY5, L76) , Intake Manifold Replacement (RPOs LY2, LY6) , Intake Manifold Replacement (Except RPOs LY2, LY6, LC9, LMG, LY5) .
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