Malibu 2001-2005

Wheel Bearings

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Adjustment



These vehicles are equipped with sealed hub and bearing assemblies. The hub and bearing assemblies are non-serviceable. If the assembly is damaged, the complete unit must be replaced.

These vehicles are equipped with sealed hub and bearing assemblies. The hub and bearing assemblies are non-serviceable. If the assembly is damaged, the complete unit must be replaced.

Removal & Installation



  1. Before servicing the vehicle, refer to the Precautions Section.
  2.  
  3. Remove or disconnect the following:
    WARNING
    DO NOT allow the caliper to hang unsupported from the brake hose.



    Front wheel
     
    Halfshaft nut
     
    Caliper from the steering knuckle and support it aside
     



    Brake rotor
     
    3 hub bearing-to-steering knuckle bolts
     
    Halfshaft from the hub/bearing assembly
     
    Hub/bearing assembly
     

  4.  

To install:

Click image to see an enlarged view

Fig. Exploded view of the front hub and bearing assembly

  1. Install or connect the following:

    Hub/bearing assembly on the halfshaft
     
    3 hub/bearing-to-steering knuckle bolts. Torque the bolts to 70 ft. lbs. (95 Nm).
     
    Brake rotor
     
    Caliper onto the steering knuckle. Torque the bolts to 38 ft. lbs. (51 Nm).
     
    Halfshaft nut. Torque it to 284 ft. lbs. (385 Nm).
     
    Front wheel. Torque the nuts to 100 ft. lbs. (140 Nm).
     

  2.  

  1. Before servicing the vehicle, refer to the Precautions Section.
  2.  
  3. Raise the vehicle.
  4.  
  5. Remove the tire and wheel assembly.
  6.  
  7. Remove the wheel drive shaft nut.
  8.  
  9. Remove the brake rotor.
  10.  
  11. Disconnect the electrical connector from the wheel speed sensor, if equipped with Antilock Brake System (ABS).
  12.  
  13. Remove the wheel speed sensor connector from the bracket by depressing the locking tabs, if equipped with ABS.
    NOTE
    Avoid tool contact to the outer constant velocity boot seal when removing the wheel bearing mounting bolts. Failure to observe this notice may result in damage to the CV boot.

  14.  
  15. Remove the 3 hub and bearing assembly bolts.

    Click image to see an enlarged view

    Fig. Hub and bearing assembly bolts

  16.  
  17. Install the J 42129 hub puller to the hub and bearing assembly in order to remove the hub and bearing assembly from the wheel drive shaft.
  18.  
  19. Remove the hub and bearing assembly from the steering knuckle.

    Click image to see an enlarged view

    Fig. Hub and bearing assembly removal

  20.  

To install:

  1. Install the hub and bearing assembly to the steering knuckle.
    NOTE
    This is a self-retaining fastener joint that does not require thread locking compounds. Do not attempt to clean the threads with a standard tap. If a standard tap is used, damage to the joint threads will occur.

  2.  
  3. Install the 3 hub and bearing assembly bolts. Tighten to 85 ft. lbs. (115 Nm).
  4.  
  5. Install the wheel speed sensor connector into the bracket until the locking tabs click into place, if equipped with ABS.
  6.  
  7. Connect the electrical connector to the wheel speed sensor, if equipped with ABS.
  8.  
  9. Install the axle nut to the wheel drive shaft, hand tighten the wheel drive shaft nut.
  10.  
  11. Install the brake rotor.
  12.  
  13. Install the wheel drive shaft nut to the wheel drive shaft.
  14.  
  15. Use a screw driver or similar tool to stop the rotation of the brake rotor
  16.  
  17. Tighten the axle nut to 159 ft. lbs. (215 Nm).
  18.  
  19. Install the tire and wheel assemblies.
  20.  

 
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