GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 36850 Transjel® Transmission Assembly Lubricant

Removal Procedure


    Object Number: 153823  Size: SH
  1. Remove the front planetary gear (1) from the output shaft (2).

  2. Object Number: 153824  Size: SH
  3. Remove the following components from the front planetary gear:
  4. • The rear planetary thrust washer (1)
    • The reverse brake flange
    • The reverse brake plates (4)
    • The reverse plate discs (3)

    Object Number: 153826  Size: SH
  5. Remove the reverse brake reaction plate (1) from the front planetary gear (2).

  6. Object Number: 153827  Size: SH
  7. Remove the following components from the front planetary gear (1):
  8. • The snap ring (4)
    • The one-way clutch (3)
    • The one-way clutch thrust washer (2)

    Object Number: 153830  Size: SH
  9. Compress the front planetary gear snap ring (2) while removing the following components:
  10. • The front planetary ring gear (1)
    • The thrust bearing
    • The rear planetary race

    Object Number: 153833  Size: SH
  11. Remove the following components from the rear planetary gear:
  12. • The rear planetary thrust washer (3)
    • The rear planetary gear (2)
    • The rear planetary sun gear (1)

    Object Number: 153835  Size: SH
  13. Remove the inner shaft spiral snap ring (2).
  14. Separate the inner shaft (3) from the rear planetary ring gear (1).
  15. Remove the thrust bearing assembly from the rear planetary ring gear.

Installation Procedure

  1. Install the thrust bearing assembly to the rear planetary ring gear.
  2. Lubricate the thrust bearing using J 36850 .
  3. Install the inner shaft to the rear planetary ring gear.
  4. Install the inner shaft snap ring.

  5. Object Number: 153836  Size: SH
  6. Install the following rear planetary ring gear components:
  7. • The rear planetary sun gear (1)
    • The rear planetary gear
    • The rear planetary thrust washer
  8. Install the rear planetary thrust bearing and race.
  9. Lubricate the bearing and race with J 36850 .
  10. Compress the snap ring while installing the front planetary ring gear.

  11. Object Number: 469474  Size: SH
  12. Install the following one-way clutch components to the front planetary gear:
  13. • The one-way clutch rear thrust washer
    • The one-way clutch
    • The snap ring
  14. Install the reverse brake reaction plate (1) to the front planetary gear.

  15. Object Number: 153839  Size: SH
  16. Inspect the front planetary gear operation:
  17. 11.1. Hold the reverse brake reaction plate (2) stationary.
    11.2. Inspect that the gear locks when turned in the clockwise direction (4).
    11.3. Inspect that the gear turns freely in the counter clockwise direction (3).
    11.4. If the gear does not operate properly, disassemble and inspect.
  18. Install the front planetary gear with the beveled side down.
  19. Install the rear planetary thrust washer to the front planetary gear.
  20. Lubricate the washer with J 36850 .
  21. Install the front planetary gear (1) to the output shaft.