GM Service Manual Online
For 1990-2009 cars only

Steering Knuckle Replacement FE1, FE3

Tools Required

    • J 24319-B Steering Linkage and Tie Rod Puller
    • J 43828 Ball Joint Separator

Removal Procedure

  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 bearing and hub. Refer to Front Wheel Bearing and Hub Replacement .

  4. Object Number: 402793  Size: SH
  5. Remove the lower ball joint cotter pin (1) and retaining nut (2).

  6. Object Number: 643351  Size: SH
  7. Remove the outer tie rod retaining nut.
  8. Using J 24319-B separate the outer tie rod from the steering knuckle.

  9. Object Number: 475970  Size: SH
  10. Using J 43828 separate the ball joint from the steering knuckle.

  11. Object Number: 104991  Size: SH
  12. Remove the strut to steering knuckle attaching nuts and bolts.
  13. Remove the steering knuckle.

Installation Procedure

  1. Install the steering knuckle to the lower ball joint and strut.

  2. Object Number: 104991  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 steering knuckle to strut retaining bolts and nuts.
  4. Tighten
    Tighten the steering knuckle to strut retaining nuts to 147 N·m (108 lb ft).


    Object Number: 402793  Size: SH
  5. Install the lower ball joint retaining nut (2).
  6. Tighten

        • Tighten the lower ball joint retaining nut to 10G N·m (88 lb in) plus an additional 150 degrees.
        • For cotter pin alignment, tighten the nut up to, but do not exceed 60 degrees additional rotation. Do not back off nut for cotter pin alignment.
  7. Install a new cotter pin.
  8. Install the outer tie rod to the steering knuckle.
  9. Install the outer tie rod retaining nut.
  10. Tighten
    Tighten the outer tie rod retaining nut to 30 N·m (22 lb ft) plus an additional 200 degrees.

  11. Install the wheel bearing and hub assembly. Refer to Front Wheel Bearing and Hub Replacement .
  12. Install the tire and wheel. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  13. Check wheel alignment. Refer to Wheel Alignment Specifications in Wheel Alignment.

Steering Knuckle Replacement FE7

Tools Required

    • J 39549 Ball Joint Separator
    • J 24319-B Steering Linkage and Tie Rod Puller
    • J 28733-B Front/Rear Spindle Remover

Removal Procedure


    Object Number: 474717  Size: SH
  1. Raise and support 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 lower ball joint cotter pin and nut.
  4. Remove the wheel drive shaft nut.
  5. Remove the brake caliper bolts. Refer to Front Brake Caliper Replacement in Disc Brakes.
  6. Support and hang the caliper away from the brake rotor.
  7. Remove the brake rotor. Refer to Front Brake Rotor Replacement in Disc Brakes.

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

  10. Object Number: 474859  Size: SH
  11. Remove the hub and bearing retaining bolts.
  12. Use J 28733-B in order to remove the hub and drive axle.

  13. Object Number: 643351  Size: SH
  14. Use J 24319-B in order to separate the tie rod (1) from the steering knuckle (2).
  15. Using J 39549 separate the ball joint from the lower control arm.

  16. Object Number: 474722  Size: SH
  17. Remove the strut to knuckle attaching nuts and bolts.
  18. Remove the steering knuckle.

Installation Procedure


    Object Number: 474722  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.

  1. Install the steering knuckle to the strut.
  2. Tighten
    Tighten the strut to knuckle bolts to 177 N·m (131 lb ft).


    Object Number: 474717  Size: SH
  3. Connect the lower ball joint.
  4. Tighten
    Tighten the ball joint stud nut to 30 N·m (22 lb ft), then tighten an additional 190 degrees.

  5. Install a new cotter pin.
  6. Install the tie rod.
  7. Tighten

        • Tighten the tie rod end to knuckle nut to 30 N·m (22 lb ft) plus an additional 200 degrees.
        • For cotter pin alignment, tighten the nut up to, but do not exceed 60 degrees additional rotation. Do not back off nut for cotter pin alignment.

    Object Number: 474859  Size: SH
  8. Install the hub and bearing to the steering knuckle/drive axle.
  9. Install the hub and bearing retaining bolts.
  10. Tighten
    Tighten the hub and bearing bolts to 152 N·m (112 lb ft).


    Object Number: 105002  Size: SH
  11. Connect the wheel speed sensor connector to the wheel speed sensor.
  12. Install the rotor. Refer to Front Brake Rotor Replacement in Disc Brakes.
  13. Install the caliper. Refer to Front Brake Caliper Replacement in Disc Brakes.
  14. Install the drive axle nut.
  15. Tighten
    Tighten the drive axle nut to 215 N·m (159 lb ft).

  16. Install the wheel and tire.
  17. Tighten
    Tighten the wheel and tire to 125 N·m (80 lb ft).

  18. Check wheel alignment. Refer to Wheel Alignment Measurement in Wheel Alignment.