GM Service Manual Online
For 1990-2009 cars only

Cleaning Procedure

  1. Clean the oil pan components with solvent.
  2. Caution: Refer to Safety Glasses Caution in the Preface section.

  3. Dry the oil pan components with compressed air.

Inspection Procedure


    Object Number: 1351929  Size: SH
  1. Inspect the exterior of the oil pan for the following:
  2. • Damage to the transmission mounting hole threads (1)
    • Damage to the exterior of the oil pan (2)
    • Damage to the oil pan drain plug hole threads (3)
    • Damage to the mounting hole threads (4) for the front differential
    • Damage to the oil pan bolt holes (5)

    Object Number: 1351930  Size: SH
  3. Inspect the interior of the oil pan for the following:
  4. • Damage to the oil pan gasket sealing surface (1)
    • Damage to the oil pan-axle pass through (2)
    • Damage or blockage to the oil pan interior (3)
    • Damage to the mounting hole threads (4) for the front differential
  5. Repair or replace the oil pan as necessary.