GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Tools Required

    • J 21474-01 Control Arm Bushing Service Set
    • 21474-18 Nut
    • 21474-19 Bolt
    • J 29376-A Rear Control Arm Bushing Servicing Set
    • J 29376-95 Rear Control Arm Bushing Adapter
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Remove the tire and wheel assemblies. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  3. Disconnect the brake hoses from the axle. Refer to Brake Hose Replacement - Rear in Hydraulic Brakes.
  4. Remove the wheel speed sensor harness from the retainers on the axle. Refer to Wheel Speed Sensor Jumper Harness Replacement (Rear) in ABS.
  5. Remove the bolts, washers and nuts from the control arm.
  6. Rotate the control arm downward in order to gain access to the bushings.

  7. Object Number: 546761  Size: SH
  8. Install the J 29376-95 Rear Control Arm Bushing Adapter on the rear control arm.
  9. Install the coupling from the J 29376-A Rear Control Arm Bushing Servicing Set to the J 29376-95 Rear Control Arm Bushing Adapter on the rear control arm.

  10. Object Number: 546766  Size: SH
  11. Assemble the following bushing removal tools as shown:
  12. 9.1. J 21474-19 Bolt
    9.2. The remover from the J 29376-A Rear Control Arm Bushing Servicing Set
    9.3. The pressure plate from the J 29376-A Rear Control Arm Bushing Servicing Set
    9.4. J 21474-18 Nut
  13. Tighten the J 21474-19 Bolt until the bushing is removed from the control arm.
  14. Disassemble the bushing removal tools.

Installation Procedure

  1. Coat the outside case of the bushing with a light coat of grease prior to installation.
  2. Insert the bushing into the control arm.

  3. Object Number: 546772  Size: SH
  4. Assemble the following bushing installation tools as shown:
  5. 3.1. J 21474-19 Bolt
    3.2. The pressure plate from the J 29376-A Rear Control Arm Bushing Servicing Set
    3.3. The installer from the J 29376-A Rear Control Arm Bushing Servicing Set
    3.4. J 21474-18 Nut
  6. Tighten the J 21474-19 Bolt until the bushing is completely seated in the control arm.
  7. Disassemble the bushing installation tools.
  8. Install the bolts, nuts and washers. Hand tighten the nuts.
  9. Install the wheel speed sensor harness to the rear axle. Refer to Wheel Speed Sensor Jumper Harness Replacement (Rear) in ABS.
  10. Connect the brake hoses to the rear axle. Refer to Brake Hose Replacement - Rear in Hydraulic Brakes.
  11. Install the tire and wheel assemblies. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  12. Lower the vehicle.
  13. 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.

  14. Tighten the control arm nuts.
  15. Tighten
    Tighten the control arm nuts to 120 N·m(52 lb ft).