Pickup 1997

Automatic Locking Hubs

Print

Removal & Installation



  1. Before servicing the vehicle, refer to the Precautions Section.
    NOTE
    If working near and/or around the SRS system and components, be sure to disable the SRS system. After disabling the system wait three minutes or more before servicing the vehicle. Disconnect the air bag module connector.



    Click image to see an enlarged view

    Fig. Air bag module connector location

  2.  
  3. Disconnect the negative battery cable.
  4.  
  5. Raise and support the vehicle safely.
  6.  
  7. Remove the front tire and wheel assemblies.
  8.  
  9. Set the auto-lock free-running hub to the free position.

    Click image to see an enlarged view

    Fig. Remove the snapring and then remove the washers



    Click image to see an enlarged view

    Fig. View of the auto lock free running hub installed



    Click image to see an enlarged view

    Fig. Remove the auto lock hub housing retaining bolts, first using a Torx® socket



    Click image to see an enlarged view

    Fig. Remove the auto lock hub housing-note the sub housing inside the cap



    Click image to see an enlarged view

    Fig. Remove the auto lock hub housing then remove the O-ring, if necessary



    Click image to see an enlarged view

    Fig. Remove the snapring from the auto lock hub using snapring pliers



    Click image to see an enlarged view

    Fig. Close up view of the snapring for the auto lock hub-note position of the tool



    Click image to see an enlarged view

    Fig. Here the snapring is shown removed along with the spring, held up to show its relation in the assembly



    Click image to see an enlarged view

    Fig. Remove the washer and brake assembly, keep parts in order for correct installation



    Click image to see an enlarged view

    Fig. After removing the auto lock hub assembly components remove the lock washer set screw



    Click image to see an enlarged view

    Fig. After removing the auto lock hub lock washer set screw, remove the lock washer



    Click image to see an enlarged view

    Fig. Loosen the wheel bearing locknut-note position of tools used for this job



    Click image to see an enlarged view

    Fig. After loosening the wheel bearing locknut remove the locknut from the hub assembly

  10.  
  11. Remove the locking hub cover using a Torx® wrench, while the brake pedal is depressed.
  12.  
  13. Remove the spring, brake A , the snapring using the appropriate pliers, then remove washer B , washer A and brake B .
  14.  
  15. If wheel bearing removal is desired, after removing the auto lock hub assembly components remove the lock washer set screw. Remove the lock washer for access to the wheel bearing locknut, then remove the locknut and the wheel bearing is free for removal.

    Click image to see an enlarged view

    Fig. Automatic lock free running hub

  16.  

To install:


NOTE
Be sure to use new fasteners, as required.

  1. Make sure the hub is in the free position and then install washer B , washer A and brake B .
  2.  
  3. Install the snapring.
  4.  
  5. Install the hub cover and tighten the bolts to specification.
  6.  
  7. Continue the installation in the reverse order of the removal procedure.
  8.  
  9. Using the CONSULT-III diagnostic tool, or equivalent, perform the SRS self diagnostic test and any reconnect/relearn procedures, as required.
  10.  

 
label.common.footer.alt.autozoneLogo