GM Service Manual Online
For 1990-2009 cars only

Tools Required

    • J 8001 Dial Indicator Set
    • J 26900-13 Magnetic Base
    • J 36850 Transjel® Transmission Assembly Lubricant

    Object Number: 153969  Size: SH
  1. Lubricate a new O-ring with A/T fluid.
  2. Install the new O-ring to the overdrive case.
  3. Install the torque converter housing (1) to the transmission case.
  4. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  5. Install the converter housing bolts (2).
  6. Tighten

        • Tighten the bolts (4) to 36 N·m (27 lb ft).
        • Tighten the bolts (3) to 58 N·m (43 lb ft).

    Object Number: 153970  Size: SH
  7. Apply J 36850 to the thrust front race.
  8. Install the thrust front race to the overdrive clutch drum.
  9. Apply J 36850 to the thrust bearing and race.
  10. Install the thrust bearing and race to the oil pump.

  11. Object Number: 469476  Size: SH
  12. Lubricate the outer oil pump O-ring with A/T fluid.
  13. Install the oil pump to the transmission case.
  14. Apply sealant (1) to the oil pump bolts (2).

  15. Object Number: 153971  Size: SH
  16. Install the oil pump bolts (1), aligning the holes in the oil pump with those in the transmission case.
  17. Tighten
    Tighten the bolts to 22 N·m (16 lb ft).


    Object Number: 153972  Size: SH
  18. Apply low air pressure to each oil circuit hole in order to inspect the operation of each of the following internal components:
  19. • The overdrive clutch
    • The overdrive brake
    • The forward clutch
    • The direct clutch
    • The B1 (second coast) brake
    • The B2 (second) brake
    • The reverse brake

    Object Number: 469470  Size: SH
  20. Measure the output shaft end play using J 8001  (1,3) and J 26900-13  (2).
  21. Specification
    Output shaft end play (standard): 0.30-0.90 mm (0.012-0.035 in)