GM Service Manual Online
For 1990-2009 cars only

Tools Required

    • J 43910 Output Shaft Bearing Puller Leg Set
    • J 24420-B Universal Puller
    • J 43769 Spanner Nut Wrench - 4WD

    Object Number: 1332844  Size: SH
  1. Position the transmission so that the rear of the transmission is facing up.
  2. Remove the flange or yoke (1) from the output shaft (2).
  3. If present, remove the oil seal assembly.
  4. Important: The fullest clockwise position of the manual shift shaft is park (P), which engages the park pawl.

  5. On 4WD transmissions only, use a wrench on the manual shift shaft flats to rotate the manual shift shaft to the fullest clockwise position.

  6. Object Number: 1564015  Size: SH
  7. On 4WD transmissions only, perform the following steps:
  8. 5.1. Install J 43769  (1) onto the output nut (2).
    5.2. Remove the output nut (2).

    Object Number: 1332763  Size: SH
  9. Remove the retaining ring (1) from the low and reverse clutch housing (2)

  10. Object Number: 1235425  Size: SH
  11. Assemble 3 J 43910 to J 24420-B .
  12. Place the foot of each leg between the 2 bearing balls.
  13. Twist each leg until the foot of the leg is forced under the bearing races.
  14. Adjust the center screw (4) and each leg nut (1) until the body of J 24420-B is perpendicular to the rear face of the transmission case.
  15. Tighten the center screw (4) until ball bearing assembly (3) is dislodged.
  16. Remove J 43910 , J 24420-B , and J 43769 from the ball bearing assembly.

  17. Object Number: 1235420  Size: SH
  18. For both transmissions, remove the selective spacer (1).