GM Service Manual Online
For 1990-2009 cars only

Front Wheel Hub, Bearing, and Seal Replacement Four Wheel Drive

Removal Procedure


    Object Number: 731551  Size: SH
  1. Remove the tire and wheel center cap.
  2. Remove the drive axle nut.
  3. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
  4. Remove the tire and wheel. Refer to Tire and Wheel Removal and Installation.
  5. Remove the brake rotor. Refer to Front Brake Rotor Replacement.

  6. Object Number: 392501  Size: SH
  7. Disengage the wheel drive shaft from the wheel hub and bearing. Place a brass drift against the outer end of the wheel drive shaft in order to protect the wheel drive shaft threads. Sharply strike the brass drift with the hammer. Do not attempt to remove the wheel drive shaft from the wheel hub and bearing at this time.

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

  11. Object Number: 743087  Size: SH
  12. Remove the wheel hub and bearing to the steering knuckle mounting bolts.

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

Installation Procedure


    Object Number: 743090  Size: SH
  1. Install the splash shield to the steering knuckle. Align the splash shield to the steering knuckle threaded holes.
  2. Install the wheel hub and bearing to the steering knuckle. Align the threaded holes.
  3. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 743087  Size: SH
  4. Install the wheel hub and bearing to the steering knuckle mounting bolts and tighten to 105 N·m (77 lb ft).

  5. Object Number: 743104  Size: SH
  6. Install the ABS sensor to the wheel hub and bearing.
  7. Install the ABS sensor mounting bolt to the wheel hub and bearing and tighten to 18 N·m (13 lb ft).

  8. Object Number: 731551  Size: SH
  9. Install the brake rotor. Refer to Front Brake Rotor Replacement.
  10. Install the tire and wheel. Refer to Tire and Wheel Removal and Installation.
  11. Lower the vehicle.
  12. Install the drive axle nut and draw the hub and bearing onto the axle. Tighten the nut to 140 N·m (103 lb ft).
  13. Install the tire and wheel center cap.

Front Wheel Hub, Bearing, and Seal Replacement Rear Wheel Drive

Removal Procedure


    Object Number: 743104  Size: SH
  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 brake rotor. Refer to Front Brake Rotor Replacement.
  4. Remove the ABS sensor mounting bolt from the wheel hub and bearing.
  5. Remove the ABS sensor from the wheel hub and bearing.

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

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

Installation Procedure


    Object Number: 750559  Size: SH
  1. Install the splash shield to the steering knuckle. Align the splash shield to the steering knuckle threaded holes.
  2. Install the wheel hub and bearing to the steering knuckle. Align the threaded holes.
  3. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 750558  Size: SH
  4. Install the wheel hub and bearing to the steering knuckle mounting bolts and tighten to 105 N·m (77 lb ft).

  5. Object Number: 743104  Size: SH
  6. Install the ABS sensor to the wheel hub and bearing.
  7. Install the ABS sensor mounting bolt to the wheel hub and bearing and tighten to 18 N·m (13 lb ft).
  8. Install the brake rotor. Refer to Front Brake Rotor Replacement.
  9. Install the tire and wheel. Refer to Tire and Wheel Removal and Installation.
  10. Lower the vehicle.