GM Service Manual Online
For 1990-2009 cars only

    Object Number: 41374  Size: SH
  1. Dip the valve lifters in prelube GM P/N 12345501 (Canadian 992704) or the equivalent.
  2. Install the valve lifters.
  3. Install the valve lifter guides.
  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 valve lifter guide bolts.
  6. Tighten
    Tighten the valve lifter guide bolts to 30 N·m (22 lb ft).