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Home >> GMC >> 2006 >> Sierra 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1338 (Engine Mechanical - 4.8L, 5.3L, 6.0L, 6.2L (2 Of 5)) >> Repair Instructions - On Vehicle (1 Of 2) >> Engine Block Valley Cover Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: All gasket surfaces should be free of oil or other foreign material during assembly.
    Fig 1: Identifying Oil Pressure Sensor & Washer
    GM1403317Courtesy of GENERAL MOTORS CORP.
  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 CORP.
  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 (Except LH6, LMG, LY5, L76, LY2, LY6)  or Intake Manifold Replacement (LH6, LMG, LY5 and L76)  or Intake Manifold Replacement (LY2 and LY6) .
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