GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Notice: When lifting the vehicle do not allow the jack to touch the rear steering gear. If the jack touches the rear steering gear you may damage the gear or the rack and pinion boots. If the boots are damaged replace the rack and pinion boot.


    Object Number: 747770  Size: SH
  1. Remove the tire and wheel. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  2. Remove the snap ring (2) from the ball joint stud (1).

  3. Object Number: 742183  Size: SH
  4. Remove the bolts (2) retaining the lower ball joint (3) to the steering knuckle.
  5. Remove the pinch bolt (1) retaining the lower ball.

  6. Object Number: 748891  Size: SH
  7. Remove the lower ball joint (2) from the vehicle.

Installation Procedure


    Object Number: 748891  Size: SH
  1. Install the lower ball joint (2) to the vehicle.

  2. Object Number: 742183  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.

  3. Install the bolts (2) retaining the lower ball joint (3) to the steering knuckle.
  4. Tighten
    Tighten the bolts to 110 N·m (81 lb ft).

  5. Install the lower ball joint pinch bolt (1).
  6. Tighten
    Tighten the bolt to 230 N·m (169 lb ft).


    Object Number: 747770  Size: SH
  7. Install the snap ring (2) to the lower ball joint.
  8. Install the tire and wheel. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  9. Perform a four wheel alignment. Refer to Wheel Alignment Measurement in Wheel Alignment.