GM Service Manual Online
For 1990-2009 cars only

Tools Required

    • J 2619-O1 Slide Hammer
    • J 45341 Axle Shaft Remover

Removal Procedure


    Object Number: 686108  Size: SH
  1. Apply the parking brake.
  2. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  3. Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation .
  4. Important: The wheel drive shaft nut must not be reused. Replace the wheel drive shaft nut with new nut whenever it is removed.

  5. Remove the cotter pin and lock cap.
  6. Remove and discard the wheel drive shaft nut.
  7. Release the parking brake.
  8. Remove the suspension knuckle. Refer to Knuckle Replacement .
  9. Using J 2619-01 and J 45341 remove the rear wheel drive shaft from the vehicle.

Installation Procedure

    Important: Support the wheel drive shaft until it is completely installed.

  1. Position the wheel drive shaft to the differential output shaft.
  2. Important: Do not damage the differential output shaft oil seal.

  3. Carefully align and guide the wheel drive shaft onto the differential output shaft.
  4. Install the wheel drive shaft fully onto the differential output shaft using light force.
  5. Verify that the wheel drive shaft is fully seated on the differential output shaft retaining ring by grasping the inner tripot housing and pulling outward. Do not pull on the wheel drive shaft bar.
  6. The wheel drive shaft will remain firmly in place when properly engaged.

  7. Install the suspension knuckle. Refer to Knuckle Replacement .
  8. Set the park brake.
  9. Install a NEW wheel drive shaft spindle nut.
  10. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 686108  Size: SH
  11. Slowly tighten the nut in order to draw the wheel drive shaft spindle into the wheel hub and bearing.
  12. Tighten
    Tighten the wheel drive shaft spindle nut to 216 N·m (159 lb ft).

  13. Install the lock cap and a new cotter pin.
  14. Install the ABS sensor and retaining bolt.
  15. Tighten
    Tighten the ABS sensor retaining bolt to 8 N·m (6 lb ft).

  16. Install the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation .
  17. Lower the vehicle.
  18. Release the park brake.