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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 339 (Rear Drive Axle) >> Repair Instructions >> Rear Axle Shaft Replacement >> Removal Procedure

Removal Procedure

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    Fig 1: Pinion Shaft Locking Bolt
    GM156409Courtesy of GENERAL MOTORS CORP.
  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: Pinion Shaft
    GM156410Courtesy of GENERAL MOTORS CORP.
  7. On axles without a locking differential, remove the pinion shaft.
    8. Fig 3: Pinion Shaft Touching Housing
    GM156411Courtesy of GENERAL MOTORS CORP.
  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: Axle Shaft, Lock And Thrust Block
    GM156412Courtesy of GENERAL MOTORS CORP.
  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 CORP.
  11. Remove the C-lock from the button end of the axle shaft.
    12. Fig 6: Rear Axle Assembly
    GM788488Courtesy of GENERAL MOTORS CORP.
    NOTE:

    When removing the axle shaft, do not rotate the shaft. Rotating the shaft will mis-align the gears. Mis-aligning the gears will make the installing of the axle shaft difficult.

  12. Remove the axle shaft from the housing.
    13. Fig 7: Axle Shaft And Special Tools
    GM885619Courtesy of GENERAL MOTORS CORP.
    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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