GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Tools Required

    • J 21474-5 Receiver
    • J 21474-20 Installer
    • J 21474-23 Remover

    Important: If you are replacing both lower control arms, remove and replace one control arm at a time in order to prevent the rear axle from rolling or slipping sideways.

  1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.

  2. Object Number: 481842  Size: SH
  3. Support the rear axle (1) with an adjustable lifting device (2).
  4. Remove the Lower Control Arm. Refer to Rear Axle Lower Control Arm Replacement .
  5. Place J 21474-5 over the flanged side of the bushing.

  6. Object Number: 181231  Size: SH
  7. Using the arbor press, place the large outside diameter of the J 21474-23 in contact with the outside diameter of the outer sleeve in order to force the bushing out of the arm.

Installation Procedure


    Object Number: 181233  Size: SH
  1. Install the reverse tool.
  2. Place J 21474-5 over the flanged side of the bushing.
  3. Install the bushing into position using J 21474-20 .
  4. Install the lower control arm. Refer to Rear Axle Lower Control Arm Replacement .
  5. Remove the adjustable rear axle support.
  6. Lower the vehicle.