GM Service Manual Online
For 1990-2009 cars only

    Object Number: 61840  Size: SH
  1. Apply sealer P/N 12378521 or the equivalent to both sides of the crankshaft rear main bearing cap (1). Press sealer into gap using a putty knife.

  2. Object Number: 187041  Size: SH
  3. Install the oil pan gasket.
  4. Install the oil pan.
  5. 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 oil pan bolts.
  7. Tighten
    Tighten the oil pan bolts to 25 N·m (18 lb ft).

  8. Install the oil pan side bolts.
  9. Tighten
    Tighten the oil pan side bolts to 50 N·m (37 lb ft).


    Object Number: 909511  Size: SH
  10. Install the oil pan drain plug.
  11. Tighten
    Tighten the oil pan drain plug to 25 N·m (18 lb ft).