GM Service Manual Online
For 1990-2009 cars only

    Object Number: 635649  Size: SH
  1. Remove the oil pan gasket (2) from the groove in the oil pan (1).
  2. Clean the oil pan in solvent.
  3. Caution: Wear safety glasses in order to avoid eye damage.

  4. Dry with compressed air.
  5. Inspect the oil pan for the following conditions:
  6. • The drain plug hole for damaged threads
    • Gouges or damage to the oil pan sealing surfaces
    • Cracks or damage to the exterior of the oil pan
    • Damage to the oil level indicator tube area
    • Damage to the oil pan gasket