GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

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

  2. Object Number: 930291  Size: SH
  3. Remove the trailing arm bracket to body bolts.
  4. Remove the trailing arm bushing to bracket nut and bolt.

  5. Object Number: 930316  Size: SH
  6. Remove the park brake cable clip from the trailing arm.

  7. Object Number: 929573  Size: SH
  8. Remove the trailing arm to knuckle bolts.
  9. Remove the trailing arm.

Installation Procedure

    Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 929573  Size: SH
  1. Install the trailing arm to the knuckle.
  2. Tighten
    Tighten the bolts to 135 N·m (100 lb ft).

  3. Position the trailing arm bracket to the trailing arm.
  4. Loosely install the trailing arm bushing to bracket nut and bolt.

  5. Object Number: 930291  Size: SH
  6. Push upward on the trailing arm and loosely install the front bolt.
  7. Use a drift to align the remaining bolts.
  8. Tighten
    Tighten the trailing arm bracket to body bolts to 110 N·m (81 lb ft).

    Important: There are two different trailing arms and trailing arm bolts used on this vehicle. You must identify which is on the vehicle and use the corresponding torque value.

  9. Tighten the trailing arm bushing to bracket nut and bolt.
  10. Tighten

    1. If the bolt is a M12 bolt, tighten the bolt to 110 N·m (81 lb ft).
    2. If the bolt is a M14 bolt, tighten the bolt to 160 N·m (118 lb ft).

    Object Number: 930316  Size: SH
  11. Install the park brake cable clip.
  12. Tighten
    Tighten the bolt to 25 N·m (18 lb ft).

  13. Lower the vehicle.