GM Service Manual Online
For 1990-2009 cars only

Shock Absorber Replacement IRS

Removal Procedure

  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Use a utility stand in order to slightly compress the coil spring and relieve the tension on the shock absorber.
  3. If the vehicle is equipped with automatic level control, disconnect the air tube connector from the shock absorber.

  4. Object Number: 545428  Size: SH
  5. Remove the shock absorber upper bolt and nut.
  6. Remove the shock absorber lower bolt and nut.
  7. Remove the shock absorber.

Installation Procedure


    Object Number: 545428  Size: SH
  1. Install the shock absorber.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the shock absorber bolts and nuts.
  4. Tighten
    Tighten the shock absorber nuts to 90 N·m (66 lb ft).

  5. If the vehicle is equipped with automatic level control, install the air tube connector to the shock absorber.
  6. Remove the utility stand from the rear axle.
  7. Lower the vehicle.