GM Service Manual Online
For 1990-2009 cars only

Front Wheel Hub, Bearing, and Seal Replacement RWD

Removal Procedure


    Object Number: 743104  Size: SH

    Notice: Never place vehicle on the ground with the halfshaft removed or the halfshaft nut torqued improperly. Otherwise, bearing seals may become dislodged causing premature wear and/or damage to the hub and bearing assembly.

  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Remove the tire and wheel. Refer to Tire and Wheel Removal and Installation .
  3. Remove the rotor. Refer to Front Brake Rotor Replacement .
  4. Remove the wheel speed sensor mounting bolt.
  5. Remove the wheel speed sensor from the wheel hub and bearing.

  6. Object Number: 750558  Size: SH
  7. Remove the wheel hub and bearing mounting bolts.

  8. Object Number: 750559  Size: SH
  9. Remove the wheel hub and bearing and splash shield from the steering knuckle.

Installation Procedure


    Object Number: 750559  Size: SH
  1. Clean all corrosion or contaminates from the steering knuckle bore and the hub and bearing.
  2. Lubricate the steering knuckle bore with wheel bearing grease or the equivalent.
  3. Install the wheel hub and bearing and splash shield to the steering knuckle.

  4. Object Number: 750558  Size: SH

    Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  5. Install the wheel hub and bearing mounting bolts.
  6. Tighten
    Tighten the bolts to 180 N·m (133 lb ft).


    Object Number: 743104  Size: SH
  7. Install the wheel speed sensor to the wheel hub and bearing.
  8. Install the wheel speed sensor retaining bolt.
  9. Tighten
    Tighten the bolt to 18 N·m (13 lb ft).

  10. Install the rotor. Refer to Front Brake Rotor Replacement .
  11. Install the tire and wheel. Refer to Tire and Wheel Removal and Installation .
  12. Lower the vehicle.

Front Wheel Hub, Bearing, and Seal Replacement 4WD

Tools Required

J 45859 Axle Remover

Removal Procedure


    Object Number: 830518  Size: SH

    Notice: Never place vehicle on the ground with the halfshaft removed or the halfshaft nut torqued improperly. Otherwise, bearing seals may become dislodged causing premature wear and/or damage to the hub and bearing assembly.

  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Remove the tire and wheel. Refer to Tire and Wheel Removal and Installation .
  3. Remove the rotor. Refer to Front Brake Rotor Replacement .
  4. Remove the front axle hub cap.

  5. Object Number: 830523  Size: SH
  6. Remove the wheel driveshaft retaining nut and washer from the wheel driveshaft.

  7. Object Number: 870456  Size: SH
  8. Using the J 45859 or equivalent, disengage the wheel driveshaft from the hub and bearing.

  9. Object Number: 743104  Size: SH
  10. Remove the wheel speed sensor mounting bolt from the wheel hub and bearing.
  11. Remove the wheel speed sensor from the wheel hub and bearing.

  12. Object Number: 743087  Size: SH
  13. Remove the wheel hub and bearing mounting bolts.

  14. Object Number: 743090  Size: SH
  15. Remove the wheel hub and bearing and splash shield from the steering knuckle.

Installation Procedure


    Object Number: 743090  Size: SH
  1. Clean all corrosion or contaminates from the steering knuckle bore and the hub and bearing.
  2. Lubricate the steering knuckle bore with wheel bearing grease or the equivalent.
  3. Install the wheel hub and bearing and splash shield to the steering.

  4. Object Number: 743087  Size: SH

    Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  5. Install the wheel hub and bearing mounting bolts.
  6. Tighten
    Tighten the bolts to 180 N·m (133 lb ft).


    Object Number: 743104  Size: SH
  7. Install the wheel speed sensor to the wheel hub and bearing.
  8. Install the wheel speed sensor mounting bolt to the wheel hub and bearing.
  9. Tighten
    Tighten the sensor mounting bolt to 18 N·m (13 lb ft).


    Object Number: 830523  Size: SH
  10. Install the wheel driveshaft retaining nut and washer.
  11. Tighten
    Tighten the nut to 210 N·m (155 lb ft).


    Object Number: 830518  Size: SH
  12. Install the front axle hub cap.
  13. Install the rotor. Refer to Front Brake Rotor Replacement .
  14. Install the tire and wheel. Refer to Tire and Wheel Removal and Installation .
  15. Lower the vehicle .