GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2009 🢒 XLR 🢒 Suspension 🢒 Electronic Suspension Control 🢒 Knuckle Replacement

Removal Procedure

    Object Number: 919156 Size: SH
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation .
  3. Disconnect the wheel speed sensor harness connector.
  4. Disconnect the ESC position sensor link. Refer to Electronic Suspension Rear Position Sensor Replacement .
  5. Remove the brake rotor. Refer to Rear Brake Rotor Replacement .
  6. Separate the outer tie rod end from the suspension knuckle. Refer to Tie Rod Replacement .
  7. Remove the spindle nut retainer, the spindle nut and the washer. Refer to Wheel Drive Shaft Replacement .

    8. Object Number: 922513 Size: SH
  8. Separate the suspension knuckle from the upper control arm. Refer to Rear Axle Upper Control Arm Replacement .
  9. Separate the suspension knuckle from the lower control arm ball joint stud. Refer to Rear Axle Lower Control Arm Replacement .
  10. Remove the suspension knuckle.

Installation Procedure

    Object Number: 922513 Size: SH
  1. Install the suspension knuckle to the lower control arm ball joint stud. Refer to Rear Axle Lower Control Arm Replacement .
  2. Install the suspension knuckle ball joint stud to the upper control arm. Refer to Rear Axle Upper Control Arm Replacement .
  3. Install the spindle nut, washer and retainer. Refer to Wheel Drive Shaft Replacement .
  4. Install the outer tie rod end to the suspension knuckle. Refer to Tie Rod Replacement .
  5. Install the brake rotor and caliper. Refer to Rear Brake Caliper Bracket Replacement and Front Brake Rotor Replacement .

    6. Object Number: 919156 Size: SH
  6. Connect the wheel speed sensor harness connector.
  7. Connect the ESC position sensor link. Refer to Electronic Suspension Rear Position Sensor Replacement .
  8. Install the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation .
  9. Lower the vehicle.
  10. Perform a rear wheel alignment. Refer to Wheel Alignment Measurement .