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Removal Procedure

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    Fig 1: View Of Pinion Shaft Locking Bolt
    GM156409Courtesy of GENERAL MOTORS COMPANY
  1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation .
  3. Remove the brake caliper mounting bracket. Refer to Rear Brake Caliper Bracket Replacement (1500 Series) , Rear Brake Caliper Bracket Replacement (2500 Series) .
  4. Remove the rear wheel speed sensor.
  5. Remove the rear axle housing cover and the gasket. Refer to Rear Axle Housing Cover and Gasket Replacement (8.6, 9.5 Inch Axles) , Rear Axle Housing Cover and Gasket Replacement (10.5 Inch Axle) .
  6. Remove the pinion shaft locking bolt.
    7. Fig 2: View Of Pinion Shaft
    GM156410Courtesy of GENERAL MOTORS COMPANY
  7. On axles without a locking differential, remove the pinion shaft.
    8. Fig 3: Pinion Shaft Touching Housing
    GM156411Courtesy of GENERAL MOTORS COMPANY
  8. On axles with a locking differential, remove the shaft part way. Rotate the case until the pinion shaft touches the housing.
    9. Fig 4: View Of Axle Shaft, Lock & Thrust Block
    GM156412Courtesy of GENERAL MOTORS COMPANY
  9. On axles with a locking differential, use a screwdriver, or a similar tool, to enter the differential case and rotate the C-lock (1) until the C-lock aligns with the thrust block (2).
  10. Push the flange of the axle shaft (1) toward the differential.
    11. Fig 5: C-Lock From Button End Of Axle Shaft
    GM788486Courtesy of GENERAL MOTORS COMPANY
  11. Remove the C-lock from the button end of the axle shaft.
    12. Fig 6: View Of Rear Axle Assembly
    GM788488Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    When removing the axle shaft, do not rotate the shaft. Rotating the shaft will misalign the gears. Misaligning the gears will make the installing of the axle shaft difficult.

  12. Remove the axle shaft from the housing.
    13. Fig 7: Removing Axle Shaft Using J 45859 & J 2619-01
    GM885619Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    Perform the following step if the axle shaft is hard to remove.

  13. Using the J 2619-01  slide hammer (1) and the J 45859  remover/installer (2) to remove the axle shaft from the housing.
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