GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 33373 Shim Selector Kit


    Object Number: 107101  Size: SH
  1. Position the outer bearing races in order to engage the following components:
  2. • The output bearing
    • The differential bearing
  3. Position the shim selection gauges (kit J 33373 ) on the bearing races of the following parts:
  4. • The output bearing J 33373-2
    • The differential bearing J 33373-3
  5. Place the seven spacers provided with the J 33373 evenly around the perimeter of the clutch housing.
  6. Install the bearing, the snap ring and the shim retainer on the transaxle case.
  7. Apply threadlocker GM P/N 12345382 or equivalent to the threads of the seven shim retainer screws and install with Torx™ (no. 45) on the transaxle case.
  8. Install the bearing and shim retainer screws.
  9. Tighten
    Tighten the screws to 23 N·m (17 lb ft).


    Object Number: 107103  Size: SH
  10. Carefully position the transaxle case over the gauges and on the spacers.
  11. Alternately install the seven bolts provided with the tool kit until the case is seated on the spacers.
  12. Tighten
    Tighten the bolts to 13 N·m (115 lb in).

  13. Rotate each of the gauges in order to seat the bearings. Rotate the differential case through three revolutions in each direction.
  14. With the gauges compressed, measure the gap between the outer sleeve and the base pad using the available shim sizes.
  15. • For the differential, use a shim three sizes larger than that which will smoothly fit into the gap.
    • For the output shaft, use the largest shim that can be placed into the gap and drawn through without binding.
  16. When the two shims have been selected, remove the transaxle case, the seven spacers and the three gauges.
  17. Position the shim selected for the following parts into the bearing race bores in the transaxle case:
  18. • The output shaft
    • The differential