GM Service Manual Online
For 1990-2009 cars only

    Object Number: 25657  Size: SH
  1. Inspect the oil pan (88) for cracks, dents or damage to the gasket sealing surface.
  2. Inspect the gasket (87) for cuts or other damage. The bottom pan gasket is reusable if not damaged.
  3. Clean and dry the bottom pan and gasket.

  4. Object Number: 20163  Size: SH
  5. Install the gasket and bottom pan onto the transmission case.

  6. Object Number: 20837  Size: SH
  7. Install the twelve bottom pan bolts (81).

  8. Object Number: 20323  Size: SH
  9. Hand start and then tighten the bottom pan bolts to 10 N·m (8 lb ft).