GM Service Manual Online
For 1990-2009 cars only

    Object Number: 3791  Size: SH
  1. Remove the oil pan bolts.

  2. Object Number: 3792  Size: SH
  3. Remove the oil pan nuts.

  4. Object Number: 3793  Size: SH
  5. Remove the oil pan. Use a narrow putty knife in order to separate the oil pan from the engine block.

  6. Object Number: 3827  Size: SH
  7. Remove the oil pan rear oil seal.
  8. Clean the sealing surfaces of the oil pan and the engine block.