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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1496 (Engine Mechanical - 5.3L) >> Repair Instructions >> Off-Vehicle Repair Instructions >> Valve Rocker Arm Cover Installation - Right

Valve Rocker Arm Cover Installation - Right

WARNING: This page is about a different car, the 2003 GMC Envoy XL and 2003 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT:
  • All gasket surfaces should be free of oil or other foreign material during assembly.
  • Do not use the valve rocker arm cover gasket again.
  • Do not remove the ignition coils and bracket from the valve rocker arm cover unless required.
  • The valve rocker arm cover bolt grommets may be used again.
  • If the oil fill tube has been removed from the valve rocker arm cover, install a NEW oil fill tube during assembly.
  1. Lubricate the O-ring seal of the NEW oil fill tube with clean engine oil.
    Fig 1: Inserting Oil Fill Tube Into Rocker Arm Cover
    G02129681Courtesy of GENERAL MOTORS CORP.
  2. Insert the NEW oil fill tube into the rocker arm cover and rotate the tube clockwise until locked in the proper position.
  3. Install the oil fill cap into the tube and rotate clockwise until locked in the proper position.
  4. Install a NEW cover gasket (1) into the valve rocker arm cover.
    Fig 2: Installing Cover Gasket Into Valve Rocker Arm Cover
    G02129682Courtesy of GENERAL MOTORS CORP.
  5. Install the valve rocker arm cover onto the cylinder head.
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  6. Install the cover bolts with grommets.

    Tighten 

    Tighten the valve rocker arm cover bolts to 12 N.m (106 lb in).

    Fig 3: Installing Valve Rocker Arm Cover Onto Cylinder Head
    G02129683Courtesy of GENERAL MOTORS CORP.
  7. Apply threadlock GM P/N 12345382 (Canadian P/N 10953489) or equivalent to the threads of the bracket bolts.
  8. Install the ignition coil and bracket assembly and bolts.

    Tighten 

    Tighten the ignition coil and bracket assembly studs to 12 N.m (106 lb in).

    Fig 4: Installing Ignition Coil And Bracket Assembly And Bolts
    G02129684Courtesy of GENERAL MOTORS CORP.
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