GM Service Manual Online
For 1990-2009 cars only

    Object Number: 663817  Size: SH
  1. Apply a 2-3 mm wide by 0.5-1.5 mm bead of P/N 97720043 sealant to the upper oil pan mating surfaces.
  2. Install the upper oil pan to the engine block.

  3. Object Number: 663823  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.

  4. Install the upper oil pan bolts.
  5. Tighten
    Tighten the upper oil pan bolts in sequence to 20 N·m (15 lb ft).


    Object Number: 660335  Size: SH
  6. Install the two flywheel housing to upper oil pan bolts denoted by the two black triangles.
  7. Tighten
    Tighten the two flywheel housing to upper oil pan bolts to 50 N·m (37 lb ft)


    Object Number: 660377  Size: SH
  8. Install the oil level indicator tube.
  9. Install the oil level indicator tube bracket bolt.
  10. Tighten
    Tighten the oil level indicator tube bracket bolt to 21 N·m (15 lb ft).