GM Service Manual Online
For 1990-2009 cars only

Valve Rocker Arm Cover Replacement Right

Removal Procedure

  1. Remove the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement .
  2. Remove the generator rear retaining brace.
  3. Reposition the fuel line routing bracket.
  4. Remove the rear engine lift hook.
  5. Disconnect the spark plug wires.

  6. Object Number: 63414  Size: SH
  7. Remove the rocker arm cover bolts.
  8. Remove the rocker arm cover and the gasket. The gasket is reusable.

Installation Procedure


    Object Number: 63414  Size: SH
  1. Install the rocker arm cover gasket.
  2. Install the rocker arm cover.
  3. Apply thread lock compound or equivalent to the bolt threads.
  4. 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.

  5. Install the rocker arm cover bolts.
  6. Tighten
    Tighten the bolts to 10 N·m (89 lb in).

  7. Connect the spark plug wires.
  8. Install the engine lift hook.
  9. Install the generator rear retaining brace. Refer to Generator in Charging System.
  10. Install the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement .

Valve Rocker Arm Cover Replacement Left

Removal Procedure

  1. Remove the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement .
  2. Disconnect the left spark plug wire harness.

  3. Object Number: 35819  Size: SH
  4. Remove the rocker arm cover bolts.
  5. Remove the rocker arm cover and the gasket. The gasket is reusable.

Installation Procedure


    Object Number: 35819  Size: SH
  1. Install the rocker arm cover gasket.
  2. Install the rocker arm cover.
  3. Apply thread lock compound or equivalent to the bolt threads.
  4. 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.

  5. Install the rocker arm cover bolts.
  6. Tighten
    Tighten the bolts to 10 N·m (89 lb in).

  7. Connect the spark plug wire harness.
  8. Install the fuel injector sight shield. Refer to Fuel Injector Sight Shield Replacement .