H3 2006

Axle Housing

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Removal & Installation



  1. Raise and support the vehicle.
  2.  
  3. Drain the rear axle.
  4.  
  5. Remove the propeller shaft.
  6.  
  7. Remove the retaining bolt for the park brake cables at the leaf springs.
    NOTE
    In the following service procedure, just remove the park brake cables from the actuators. The entire park brake cables DO NOT have to be removed.



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    Fig. Remove the retaining bolt for the park brake cables at the leaf springs

  8.  
  9. Remove the park brake cables from the actuators. Left side shown, right side similar.

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    Fig. Remove the park brake cables from the actuators

  10.  
  11. Remove the sway bar link from the frame.

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    Fig. Remove the sway bar link from the frame

  12.  
  13. Remove the vent hose from the axle housing.

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    Fig. Remove the vent hose from the axle housing

  14.  
  15. Disconnect the electrical connector for the electronic locking differential, if equipped.

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    Fig. Disconnect the electrical connector for the electronic locking differential, if equipped

  16.  
  17. Remove the retaining clips for the brake line.

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    Fig. Remove the retaining clips for the brake line

  18.  
  19. Remove the brake hoses from the brake pipes.
  20.  
  21. Remove the rear speed sensors retaining clips from frame.

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    Fig. Remove the rear speed sensors retaining clips from frame

  22.  
  23. Disconnect the rear speed sensors.
  24.  
  25. Support the rear drive axle with a transmission jack stand.
  26.  
  27. Remove the lower shock absorber mounting bolts.

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    Fig. Remove the lower shock absorber mounting bolts

  28.  
  29. Remove the U-bolt nuts.

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    Fig. Remove the U-bolt nuts

  30.  
  31. Remove the U-bolts from the rear axle housing.
  32.  
  33. Remove the anchor plate.
  34.  
  35. Remove the rear leaf spring shackles.

    Click image to see an enlarged view

    Fig. Remove the rear leaf spring shackles

    1. Remove the shackle bolt and nut.
    2.  
    3. Lower the leaf spring to allow enough clearance to remove of the rear drive axle.
    4.  
    5. Support the leafs springs with jack stands.
    6.  

  36.  
  37. With the aid of an assistant and using a transmission jack stand and the remove the rear axle assembly from the vehicle.
  38.  

To install:

  1. Using a transmission jack stand, and the aid of an assistant, position the read drive axle over the rear leaf springs.
  2.  
  3. Install the rear leaf spring shackles. Tighten the shackle bolt and nut to 63 ft. lbs. (85 Nm).
  4.  
  5. Remove the jack stands.
  6.  
  7. Position the U-bolts on the rear axle housing.
  8.  
  9. Position the anchor plates on the leaf springs.
  10.  
  11. Install the U-bolt nuts. Tighten the nuts to 56 ft. lbs. (76 Nm).
  12.  
  13. Install the bottom shock absorber nut and bolt. Tighten the nuts to 70 ft. lbs. (95 Nm).
    NOTE
    Always use a backup wrench when tightening the brake pipes.

  14.  
  15. Install the brake pipes. Tighten the brake lines to 14 ft. lbs. (19 Nm).
  16.  
  17. Install the retaining clips for the brake line.
  18.  
  19. Install the retaining bolts for the park brake cables at the rear leaf springs. Tighten the nuts to 15 ft. lbs. (20 Nm).
  20.  
  21. Install the rear speed sensors retainers in the frame.
  22.  
  23. Reconnect the speed sensor electrical connector.
  24.  
  25. Install the vent hose on the axle housing.
  26.  
  27. Reconnect the electrical connector for the electronic locking differential, if equipped.
  28.  
  29. Install the sway bar link to the frame.
  30.  
  31. Install the propeller shaft.
  32.  
  33. Fill the rear axle housing with fluid.
  34.  
  35. Remove the support stands.
  36.  
  37. Lower the vehicle.
  38.  

 
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