GM Service Manual Online
For 1990-2009 cars only

    Object Number: 1265865  Size: SH
  1. Remove the transmission oil pan retaining screws (76).
  2. Remove the transmission oil pan (75) and the transmission oil pan gasket (73).

  3. Object Number: 1265866  Size: SH
  4. Remove the transmission oil filter assembly (72).
  5. The filter may help in diagnosis. Cut away the top portion of the plastic filter housing and remove. Inspect the filter for the presence of the following items which may indicate wear or corrosion:
  6. • Clutch material
    • Bronze slivers indicating bushing wear
    • Steel particles

    Object Number: 880282  Size: SH
  7. Remove the oil filter seal (71).