GM Service Manual Online
For 1990-2009 cars only

Rear Wheel Bearing and Hub Replacement Disc Brakes

Removal Procedure

    Important: The wheel bearing in the rear wheel hub is integrated into one unit. The hub is non-serviceable. If the hub and/or bearing is damaged, replace the complete hub and bearing assembly.

  1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Remove the tires and wheels. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  3. Remove the brake rotor. Refer to Rear Brake Rotor Replacement in Disc Brakes.

  4. Object Number: 305363  Size: SH
  5. Remove the ABS electrical connector from the wheel speed sensor (1), if equipped.
  6. Remove the park brake cable from the park brake actuator. Refer to Parking Brake Rear Cable Replacement in Park Brake.
  7. Remove the mounting bolts from the rear bearing/hub.

  8. Object Number: 614977  Size: SH
  9. Remove the wheel bearing/hub and park brake assembly from the knuckle.
  10. Remove the park brake actuator from the rear wheel bearing/hub. Refer to Parking Brake Actuator Replacement in Park Brake.

Installation Procedure


    Object Number: 614977  Size: SH
  1. Install the park brake actuator to the rear wheel bearing/hub. Refer to Parking Brake Actuator Replacement in Park Brake.
  2. Install the wheel bearing/hub and park brake assembly to the knuckle.
  3. 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.

  4. Install the wheel bearing/hub-to-knuckle bolts.
  5. Tighten
    Tighten the bolts to 75 N·m (55 lb ft).

  6. Install the park brake cable to the park brake actuator. Refer to Parking Brake Rear Cable Replacement in Park Brake.

  7. Object Number: 305363  Size: SH
  8. Install the ABS electrical connector to the wheel speed sensor (1), if equipped.
  9. Install the brake rotor. Refer to Rear Brake Rotor Replacement in Disc Brakes.
  10. Install the tires and wheels. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  11. Lower the vehicle.

Rear Wheel Bearing and Hub Replacement Drum Brakes

Removal Procedure

    Important: The wheel bearing in the rear wheel hub is integrated into one unit. The hub is non-serviceable. If the hub and/or bearing is damaged, replace the complete hub and bearing assembly.

  1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Remove the brake drum. Refer to Brake Drum Replacement in Drum Brakes.

  3. Object Number: 741967  Size: SH
  4. Disconnect the ABS electrical connector from the wheel speed sensor, if equipped.

  5. Object Number: 803841  Size: SH
  6. Remove the bearing/hub mounting bolts.
  7. Remove the bearing/hub from the vehicle.

Installation Procedure


    Object Number: 803841  Size: SH
  1. Install the bearing/hub to the vehicle.
  2. 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.

  3. Install the bearing/hub mounting bolts
  4. Tighten
    Tighten the bolts to 75 N·m (55 lb ft).


    Object Number: 741967  Size: SH
  5. Connect the ABS electrical connector to the wheel speed sensor, if equipped.
  6. Install the brake drum. Refer to Brake Drum Replacement in Drum Brakes.
  7. Lower the vehicle.