GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 24319-B Universal Steering Linkage Puller

Removal Procedure

  1. Raise and support the vehicle under the lower control arms with safety stands. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Remove the tire and wheel. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  3. Remove the hub and bearing. Refer to Front Wheel Hub, Bearing, and Seal Replacement .

  4. Object Number: 643351  Size: SH
  5. Remove the cotter pin from the outer tie rod ball stud nut.
  6. Remove the outer tie rod ball stud nut.
  7. Remove the outer tie rod end from the steering knuckle using J 24319-B .

  8. Object Number: 3661  Size: SH
  9. Remove the wheel speed sensor wiring harness bracket and brake hose bracket mounting bolts and nuts from the upper control arm.
  10. Disconnect the wheel speed sensor wiring harness bracket and brake hose bracket from the upper control arm.

  11. Object Number: 1949  Size: SH
  12. Remove the cotter pin from the upper ball joint stud.
  13. Remove the upper ball joint retaining nut.
  14. Using a pry bar, placed under the upper control arm and on top of the frame, pry upward.
  15. With the aid of a helper, carefully hammer on the steering knuckle in the area of the upper ball joint stud in order to release the stud from the steering knuckle.
  16. Remove the cotter pin from the lower ball joint stud.
  17. Remove the lower ball joint retaining nut.
  18. Using a pry bar, placed on top of the upper control arm and on bottom of the frame, pry downward.
  19. With the aid of a helper, carefully hammer on the steering knuckle in the area of the lower ball joint stud in order to release the stud from the steering knuckle.

  20. Object Number: 404311  Size: SH
  21. Remove the steering knuckle from the vehicle.
  22. Remove the steering knuckle seal.

Installation Procedure


    Object Number: 404311  Size: SH
  1. Install the steering knuckle seal.
  2. Install the steering knuckle to the upper and lower ball joints ball studs.

  3. Object Number: 1949  Size: SH
  4. Install the upper ball joint to steering knuckle.
  5. 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.

  6. Install the lower ball joint to steering knuckle retaining nut.
  7. Tighten

        • Tighten the lower ball joint to steering knuckle retaining nut to 108 N·m (79 lb ft).
        • Tighten the lower ball joint nut in order to align the cotter pin. Do not tighten the lower ball joint retaining nut more than 1/6 turn.
  8. Install a new cotter to the lower ball joint stud. Bend the pin ends against the nut flats.
  9. Install the upper ball joint to the steering knuckle retaining nut.
  10. Tighten
    Tighten the upper ball to steering knuckle retaining nut to 83 N·m (61 lb ft).

  11. Install a new cotter to the upper ball joint stud. Bend the pin ends against the nut flats.

  12. Object Number: 291245  Size: SH
  13. Install the tie rod end ball stud to the steering knuckle.
  14. Install the outer tie rod ball stud nut.
  15. Tighten
    Tighten the outer tie rod ball stud nut to 53 N·m (39 lb ft).

  16. Install a new cotter pin to the outer tie rod stud nut. Bend the pin ends against the nut flats.
  17. Remove the hub and bearing. Refer to Front Wheel Hub, Bearing, and Seal Replacement .
  18. Install the tire and wheel. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  19. Lower the vehicle.
  20. Check the front wheel alignment. Refer to Wheel Alignment Measurement in Wheel Alignment.