Catera 2000-2001

Wheel Bearings

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Adjustment



The wheel bearings are not adjustable.

Packing



The wheel bearings are not serviceable.

Removal & Installation




NOTE
Several special tools are necessary to remove the rear wheel bearing from the knuckle. The tools required are as follows:



J 36660 Torque Angle Meter
 
J 42066 Holding tool
 
J 42094-1 Holding Fixture
 
J 42094-2 Spacer
 
J 42094-3 Threaded Driver
 
J 42094-4 Threaded Arbor
 
J 42094-5 Ball Head
 
J 42094-6 Bearing Remover
 
J 42094-7 Threaded Spacer Pin
 
J 42094-8 Bearing Installer
 
J 42094-9 Hub Installer
 
J 42094-10 Thrust Bearing
 
J 42072 Triple Hex Head (10mm) deep socket
 

The tool numbers mentioned are Kent-Moore tools used by GM. Equivalent tools may be available from other sources.

Click image to see an enlarged view

Fig. Several tools make up the J 42094 tool kit for rear wheel bearing removal and installation



Click image to see an enlarged view

Fig. Attach the Spacer and Holding Fixture to the flange before removing the hub retaining nut



Click image to see an enlarged view

Fig. Set up the special tools as shown to remove the flange

  1. Before servicing the vehicle, refer to the Precautions Section.
  2.  
  3. Remove the rear wheel.
  4.  
  5. Remove the outer tie rod from the knuckle.
  6.  
  7. Use a Holding tool J 42066 and a 0.5 inch breaker bar to counter hold the rear wheel hub.
  8.  
  9. Remove or disconnect the following:

    Driveshaft from the rear hub
     
    Brake pipe and retaining clip from the lower control arm
     
    Rear brake caliper and support it aside
     
    Set screw and brake rotor
     
    Three of the four brake backing plate bolts approximately 9 revolutions by installing a deep well socket
     
    Rear wheel hub nut by installing a Spacer J 42094-2 and Holding Fixture J 42094-1 to the rear wheel hub
     

  10.  
  11. Use a Thrust Bearing J 42094-10 as a spacer to attach a Threaded Arbor J42094-4 to the holding Fixture J 42094-7 with 3 bolts.
  12.  
  13. Attach a Threaded Driver into the threaded arbor.
  14.  
  15. Screw the bolts into the backing plate and attach the holding fixture with the stem upward.
  16.  
  17. Press out the rear wheel hub.
    NOTE
    Damage to the wheel bearing seal is possible while pressing out the rear wheel hub. Inspect the seal and replace if needed.



    Click image to see an enlarged view

    Fig. Set up the special tools as shown to remove the hub



    Click image to see an enlarged view

    Fig. Set up the special tools as shown to remove the bearing assembly

  18.  
  19. Remove the wheel bearing retaining ring.
  20.  
  21. Attach a Bearing Remover J 42094-6 to the end of the threaded driver.
  22.  
  23. Turn the driver in a clockwise manner to press out the wheel bearing.
  24.  

To install:

  1. Install or connect the following:

    Wheel Bearing Installer Tool J 42094-8 through the wheel bearing and on to the threaded driver
     
    Wheel bearing until fully seated by turning the threaded driver
     
    Wheel bearing retaining ring
     
    Hub Installer Tool J 42094-9 on the shaft of the threaded driver. Make certain that the rear wheel hub installer is on the inner ring of the wheel bearing
     

  2.  
  3. Attach the Holding Fixture to a Threaded Spacer Pin J 42094-7 and remove the anchoring bolts from the threaded arbor.
  4.  
  5. Install or connect the following:

    Rear wheel hub into the driver and make certain the driver is seated properly on the wheel bearing. If not centered properly, it may cause the hub to bind
     
    Wheel hub into the wheel bearing by holding the driver and turning the arbor clockwise. When fully seated, remove the tools

    Click image to see an enlarged view

    Fig. Set up the special tools as shown to install the bearing assembly



    Click image to see an enlarged view

    Fig. Set up the special tools as shown to pull the hub into the bearing assembly



    Click image to see an enlarged view

    Fig. Set up the special tools as shown to install the flange on the hub

     

  6.  
  7. Connect the Threaded Arbor J 42094-4, Threaded Driver J 42094-3, Holding Fixture J 42094-1, Spacer J 42094-2, and Thrust Bearing J 42094-10 to the wheel flange with the halfshaft mounting bolts.
  8.  
  9. Install or connect the following:

    Hub to the flange and make certain that the splines are aligned properly
     
    Flange fully onto the hub by turning the arbor clockwise while counter holding it with the driver
     

  10.  
  11. Remove the thrust bearing, arbor and driver while leaving the holding fixture and spacer attached to the hub.
  12.  
  13. Install the rear wheel hub nut. Torque the nut 221 ft. lbs. (300 Nm).
  14.  
  15. Remove the spacer and holding fixture from the hub.
  16.  
  17. Install or connect the following:

    Retaining washer to the hub
     
    Backing plate bolts. Torque the bolts to 37 ft. lbs. (50 Nm) plus a 40 degree turn.
     
    Brake rotor and set screw. Torque the screw to 35 inch lbs. (4 Nm).
     
    Brake caliper. Torque the bolts to 59 ft. lbs. (80 Nm).
     
    Brake pipe to the lower control arm and secure it with a clip
     
    Driveshaft to the hub flange. Torque the bolts to 37 ft. lbs. (50 Nm) plus an additional 70 degree turn.
     
    Tie rod end. Torque the nut to 44 ft. lbs. (60 Nm).
     
    Rear wheel
     

  18.  

 
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