GM Service Manual Online
For 1990-2009 cars only

Valve Rocker Arm Cover Installation Right Side

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

DO NOT reuse the valve rocker arm cover gasket.

DO NOT remove the ignition coils from the valve rocker arm cover unless necessary.

The valve rocker arm cover bolt grommets may be reused.

If the oil fill tube has been removed from the valve rocker arm cover, install a NEW oil fill tube during assembly.


    Object Number: 64263  Size: SH
  1. Lubricate the O-ring seal of the NEW oil fill tube with clean engine oil.
  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 gasket into the valve rocker arm cover.
  5. Install the cover bolts with grommets.

  6. Object Number: 63205  Size: SH

    Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  7. Install the valve rocker arm cover onto the cylinder head.
  8. Tighten
    Tighten the valve rocker arm cover bolts to 12 N·m (106 lb in).


    Object Number: 65290  Size: SH
  9. Install the ignition coils, studs, and bolts (if applicable).
  10. Tighten
    Tighten the ignition coil studs and bolts to 12 N·m (106 lb in).

  11. Install the ignition coil wire harness (if applicable).
  12. Install the ignition coil wire harness connector bolts (if applicable).
  13. Tighten
    Tighten the ignition coil wire harness connector bolts to 12 N·m (106 lb in).

  14. Install the crankcase ventilation hoses.

Valve Rocker Arm Cover Installation Left Side

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

DO NOT reuse the valve rocker arm cover gasket.

DO NOT remove the ignition coils from the valve rocker arm cover unless necessary.

The valve rocker arm cover bolt grommets may be reused.

If the vapor vent grommet has been removed from the valve rocker arm cover, install a NEW vapor vent gourmet during assembly.


    Object Number: 63244  Size: SH
  1. Lubricate the O-ring seal of the NEW vapor vent gourmet with clean engine oil.
  2. Insert the NEW vapor vent grommet into the rocker arm cover and rotate the grommet clockwise until locked in the proper position.
  3. Install a NEW cover gasket into the valve rocker arm cover.
  4. Install the cover bolts with grommets.

  5. Object Number: 63205  Size: SH

    Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  6. Install the valve rocker arm cover onto the cylinder head.
  7. Tighten
    Tighten the valve rocker arm cover bolts to 12 N·m (106 lb in).


    Object Number: 65292  Size: SH
  8. Install the ignition coils, studs, and bolts (if applicable).
  9. Tighten
    Tighten the ignition coil studs and bolts to 12 N·m (106 lb in).

  10. Install the ignition coil wire harness (if applicable).
  11. Install the ignition coil wire harness connector bolts (if applicable).
  12. Tighten
    Tighten the ignition coil wire harness connector bolts to 12 N·m (106 lb in).

  13. Install the crankcase ventilation hose.