GM Service Manual Online
For 1990-2009 cars only

Tools Required

    • J 42129 Wheel Hub Remover
    • J 43631 Ball Joint Remover

Removal Procedure

  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Remove the tire and wheel. Refer to Tire and Wheel Removal and Installation .
  3. Remove the rear brake rotor. Refer to Rear Brake Rotor Replacement .

  4. Object Number: 787851  Size: SH
  5. Remove the wheel driveshaft nut and discard.

  6. Object Number: 767222  Size: SH
  7. Disconnect the ABS sensor electrical connector.
  8. Disconnect the ABS sensor electrical connector from the backing plate.

  9. Object Number: 767225  Size: SH
  10. Remove the parking brake cable bracket mounting bolts from the knuckle.
  11. Remove the parking brake cable bracket from the knuckle.

  12. Object Number: 802238  Size: SH
  13. Remove the upper ball joint mounting nut.

  14. Object Number: 802249  Size: SH
  15. Install J 43631 to the ball stud.
  16. Using J 43631 separate the ball stud from the knuckle.

  17. Object Number: 728904  Size: SH
  18. Support the lower control arm with a suitable jack.

  19. Object Number: 783074  Size: SH
  20. Remove the lower shock mounting bolt.

  21. Object Number: 783094  Size: SH
  22. Remove the lower control arm to knuckle mounting bolt.

  23. Object Number: 783092  Size: SH
  24. Remove the trailing arm to knuckle mounting bolt and nut.

  25. Object Number: 783090  Size: SH
  26. Remove the adjustment link to knuckle mounting bolt.

  27. Object Number: 818366  Size: SH
  28. Install J 42129 to the wheel bearing/hub.
  29. Important: May need to use the wheel hub remover to fully disengage the wheel bearing/hub from the drive axle.

  30. Using J 42129 disengage the wheel drive shaft from the wheel bearing/hub.

  31. Object Number: 783031  Size: SH
  32. Remove the knuckle from the vehicle.
  33. Remove the wheel bearing/hub bolts.
  34. Remove the knuckle and backing plate from the wheel bearing/hub.

Installation Procedure


    Object Number: 783031  Size: SH
  1. Install the knuckle and backing plate to the wheel bearing/hub.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the wheel bearing/hub mounting bolts.
  4. Tighten
    Tighten the bolts to 125 N·m (92 lb ft).

  5. Install the knuckle to the vehicle.

  6. Object Number: 783090  Size: SH

    Important: Loosely install all fasteners before tightening.

  7. Install the adjustment link to knuckle mounting bolt.

  8. Object Number: 783092  Size: SH
  9. Install the trailing arm to knuckle mounting bolt and nut.

  10. Object Number: 783074  Size: SH
  11. Install the lower shock and mounting bolt.

  12. Object Number: 783094  Size: SH
  13. Install the lower control arm to knuckle mounting bolt.

  14. Object Number: 802238  Size: SH
  15. Connect the upper ball joint to the knuckle.
  16. Install the upper ball joint mounting nut.

  17. Object Number: 767225  Size: SH
  18. Install the parking brake cable bracket to the knuckle.
  19. Install the parking brake cable bracket mounting bolts to the knuckle.
  20. Tighten

        • Tighten the upper ball joint nut to 20 N·m (15 lb ft) plus a additional 210 degree turn.
        • Tighten the lower control arm to knuckle bolt to 175 N·m (129 lb ft).
        • Tighten the lower shock mounting bolt to 150 N·m (111 lb ft).
        • Tighten the trailing arm to knuckle bolt and nut to 175 N·m (129 lb ft).
        • Tighten the adjustment link to knuckle bolt to 175 N·m (129 lb ft).
        • Tighten the parking brake cable bracket bolts to 60 N·m (44 lb ft).
  21. Remove the jack.

  22. Object Number: 767222  Size: SH
  23. Connect the ABS sensor electrical connector to the backing plate.
  24. Connect the ABS sensor electrical connector.

  25. Object Number: 787851  Size: SH
  26. Install a new wheel drive shaft nut.
  27. Tighten
    Tighten the nut to 160 N·m (118 lb ft).

  28. Install the brake rotor. Refer to Rear Brake Rotor Replacement .
  29. Install the tire and wheel. Refer to Tire and Wheel Removal and Installation .
  30. Lower the vehicle.