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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1194 (Engine Mechanical - 3.1L (On-Vehicle)) >> Repair Instructions >> Valve Rocker Arm Cover Replacement - Left >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2002 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install a new left valve rocker arm cover gasket.
    IMPORTANT: Apply sealant GM P/N 12345739 or equivalent at the cylinder head to lower intake manifold joint.
  2. Apply sealant at the cylinder head to lower intake manifold joint at the rear of the lower intake manifold (1).
    Fig 1: Rear Lower Intake Manifold Joint
    G01702641Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Apply sealant GM P/N 12345739 or equivalent at the cylinder head to lower intake manifold joint.
  3. Apply sealant at the cylinder head to lower intake manifold joint at the front of the lower intake manifold (1).
    Fig 2: Front Lower Intake Manifold Joint
    G01702642Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to FASTENER NOTICE .
  4. Install the left valve rocker arm cover.

    Hand tighten the left valve rocker arm cover bolts.

    Tighten 

    Tighten the valve rocker arm cover bolts to 10 N.m (89 lb in).

  5. Install the positive crankcase ventilation (PCV) valve to the left valve rocker arm cover.
  6. Install the thermostat bypass pipe. Refer to THERMOSTAT BYPASS PIPES REPLACEMENT .
  7. Install the left spark plug wires. Refer to SPARK PLUGS .
  8. Fill the engine with coolant. Refer to DRAINING AND FILLING COOLING SYSTEM .
    Fig 3: Left Valve Rocker Arm Cover
    G01702643Courtesy of GENERAL MOTORS CORP.
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