GM Service Manual Online
For 1990-2009 cars only

    Object Number: 947688  Size: SH
  1. Place a NEW oil pan gasket in place on the oil manifold plate.

  2. Object Number: 928632  Size: SH
  3. Position the oil pan onto the lower crankcase.

  4. Object Number: 1254548  Size: SH
  5. The oil pan must be held flush to 0.50 mm (0.020 in) forward of the rear face of the engine block (1).
  6. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 928633  Size: SH
  7. Install the oil pan bolts in the sequence shown.
  8. 4.1. First Pass--Tighten the bolts to 15 N·m (11 lb ft ).
    4.2. Final Pass--Tighten the bolts to 25 N·m (18 lb ft ).
  9. Clean off any sealant that has protruded to the exterior of the engine.
  10. Install the oil drain plug and tighten to 25 N·m (18 lb ft).
  11. Rotate the engine so that the engine valley is facing upward.