GM Service Manual Online
For 1990-2009 cars only

    Object Number: 207620  Size: SH
  1. Spray the ends of the transmission oil pan screws (76) with penetrating oil.
  2. Remove the transmission oil pan screws (76).
  3. Remove the transmission oil pan (75) and the transmission oil pan gasket (73).

  4. Object Number: 338412  Size: SH
  5. Remove the transmission oil filter assembly (72).
  6. 4.1. Pry the metal from the top of the filter and pull the top away.
    4.2. Open the filter.
  7. The filter may help in diagnosis. Inspect for the following items which may indicate wear or corrosion:
  8. • Clutch material
    • Bronze slivers indicating bushing wear
    • Steel particles

    Object Number: 5438  Size: SH
  9. Remove the oil filter seal (71).