GM Service Manual Online
For 1990-2009 cars only

    Object Number: 13271  Size: SH

    Important: The retainer must be replaced.

  1. Use snap ring pliers remove the output shaft to input carrier retainer (661).

  2. Object Number: 190438  Size: SH

    Important: The carrier assembly can be a 4 or 5 pinion design depending on model.

  3. Remove the input carrier assembly (662) and remove the bearing assembly (663).

  4. Object Number: 190439  Size: SH
  5. Remove the input internal gear (664) and the reaction carrier shaft assembly (666).

  6. Object Number: 818054  Size: SH
  7. Remove the thrust washer (669a or 669b) and the reaction sun shell (670).