GM Service Manual Online
For 1990-2009 cars only

    Object Number: 412147  Size: SH
  1. Assemble the camshaft cover and gasket. Ensure that the gasket is located in the retaining groove in the camshaft cover.
  2. 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.

  3. Install the cover on the cylinder head and hand start the bolts.
  4. Tighten
    Tighten the camshaft cover bolts to 10 N·m (89 lb in).


    Object Number: 865364  Size: SH
  5. Install the front lift bracket.
  6. Tighten
    Tighten the front lift bracket bolt to 25 N·m (18 lb ft).


    Object Number: 865367  Size: SH
  7. Install the rear lift bracket.
  8. Tighten
    Tighten the rear lift bracket bolts to 25 N·m (18 lb ft).


    Object Number: 412139  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.

  9. Install the ground strap.
  10. Tighten
    Tighten the camshaft cover ground strap bolts to 10 N·m (89 lb in).


    Object Number: 465982  Size: SH
  11. Install the spark plugs.
  12. Tighten
    Tighten the spark plugs to 20 N·m (15 lb ft).


    Object Number: 412144  Size: SH
  13. Install the ignition coil and module assembly to the cam cover.
  14. Tighten
    Tighten the ignition coil and module assembly bolts to 10 N·m (89 lb in).


    Object Number: 1350671  Size: SH
  15. Install the power steering blockout plate.
  16. Tighten
    Tighten the power steering blockout plate bolts to 25 N·m (18 lb ft).