GM Service Manual Online
For 1990-2009 cars only

Lower Control Arm Ball Joint Replacement FE1, FE3

Removal Procedure

The lower control arm ball joint is serviced only with the control arm and cannot be serviced separately.

To separate the ball joint from the steering knuckle, refer to Lower Control Arm Replacement .

Lower Control Arm Ball Joint Replacement FE7

Removal Procedure

Tools Required

    • J 39549 Front Ball Joint Separator
    • J 24319-B Steering Linkage Puller
    • J 44254 Ball Joint Remover and Installer
  1. Raise the vehicle. 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 wheel drive shaft nut.
  4. Remove the brake caliper bolts. Refer to Front Brake Caliper Replacement in Disc Brakes.
  5. Support and hang the caliper away from the brake rotor.
  6. Remove the brake rotor. Refer to Front Brake Rotor Replacement in Disc Brakes.

  7. Object Number: 105002  Size: SH
  8. Disconnect the wheel speed sensor connector.

  9. Object Number: 561644  Size: SH
  10. Use J 24319-B and separate the tie rod (1) from the knuckle (2).

  11. Object Number: 474717  Size: SH
  12. Remove the cotter pin from the ball joint stud.
  13. Remove the nut from the ball joint stud.
  14. UseJ 39549 to separate the ball joint from the lower control arm.

  15. Object Number: 474722  Size: SH
  16. Remove the strut to knuckle attaching nuts and bolts.
  17. Remove the steering knuckle from the vehicle.
  18. Remove the snap ring from the steering knuckle.
  19. Place the knuckle in a vise.

  20. Object Number: 600956  Size: SH
  21. Install the J 44254 and press the ball joint out of the knuckle.
  22. Inspect the tapered hole in the lower control arm and remove any dirt. If this hole is out of round, deformed, or damaged, replace the control arm.

Installation Procedure

Tools Required

J 44254 Ball Joint Remover and Installer

  1. Using Loctite® Cleaning Solvent 755, or equivalent, clean the mounting surfaces of the steering knuckle and the new ball joint prior to installation. Do not apply solvent to the ball joint seal.
  2. Install the ball joint into the steering knuckle.
  3. 2.1. Apply a 6 mm bead of Loctite® 680 evenly to the ball joint prior to installation.
    2.2. Position the ball joint in the steering knuckle with the grease fitting toward the rear of the vehicle.

    Object Number: 600954  Size: SH
    2.3. Use the J 44254 and press in the ball joint.
       • The ball joint will bottom on the steering knuckle.
       • When installing the ball joint make sure the notch in the tool aligns with the grease fitting.
  4. Install the snap ring into the steering knuckle.

  5. Object Number: 474717  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.

  6. Install the steering knuckle to the strut.
  7. Tighten
    Tighten the strut to knuckle nuts to 177 N·m (131 lb ft).

  8. Install the ball joint nut.
  9. Tighten
    Tighten the ball joint nut to 30 N·m(22 lb ft). Then tighten the nut an additional 190 degrees. Do not loosen nut to install cotter pin.

  10. Install the cotter pin.
  11. Install the tie rod to the steering knuckle.
  12. Tighten
    Tighten the tie rod to knuckle nut to 30 N·m(22 lb ft) and then an additional 200 degrees. Do not loosen nut to align cotter pin.

  13. Install the cotter pin to the tie rod stud.

  14. Object Number: 105002  Size: SH
  15. Install the wheel speed sensor connector.
  16. Install the brake rotor. Refer to Front Brake Rotor Replacement in Disc Brakes.
  17. Install the caliper and caliper bolts. Refer to Front Brake Caliper Replacement in Disc Brakes.
  18. Install the tire and wheel. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  19. Tighten
    Tighten wheel nuts to 125 N·m (80 lb ft).

  20. Lower the vehicle.
  21. Check the front wheel alignment. Refer to Wheel Alignment Measurement in Wheel Alignment.