GM Service Manual Online
For 1990-2009 cars only

    Object Number: 20764  Size: SH
  1. Inspect the transmission oil pump shaft (18) for the following:
  2. • Nicks or damage to the splines
    • A bent or a damaged shaft
    • A bent or a damaged pump shaft flange

    Object Number: 20765  Size: SH
  3. Assemble the oil pump drive shaft (18) into the case cover.

  4. Object Number: 20725  Size: SH
  5. Align the manual valve rod (701) under the manual valve (406).
  6. Pull up on the manual valve rod (701) until the rod locks into place with the manual valve (406).