GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 45400 Strut Spring Compressor

Removal Procedure

    Caution: Refer to Vehicle Lifting Caution in the Preface section.


    Object Number: 886721  Size: SH
  1. Raise the vehicle on the hoist.
  2. Remove the wheel and tire assembly corresponding to the shock being removed.
  3. Remove the inner wheelhouse liner.

  4. Object Number: 891980  Size: SH
  5. Remove the shock-to-knuckle attachment bolt and discard.

  6. Object Number: 891983  Size: SH
  7. Remove the upper carrier assembly to the body bolts.
  8. Loosen the lower carrier assembly to the body bolts until the carrier assembly slides out.

Installation Procedure


    Object Number: 891983  Size: SH
  1. Attach the carrier to the body with the carrier-to-body bolts.
  2. Tighten
    Tighten the rear shock carrier-to-body bolts to 55 N·m (40 lb ft).


    Object Number: 891980  Size: SH

    Important: New nuts and bolts must be used. Tighten retention of old nuts and bolts may not be sufficient.

  3. Install the carrier assembly to the knuckle using a new bolt.
  4. Tighten
    Tighten the rear shock absorber-to-knuckle to 150 N·m (110 lb ft) + 30-45 degrees.


    Object Number: 886721  Size: SH
  5. Install the wheelhouse liner assembly.
  6. Notice: Refer to Wheel Installation Caution in the Preface section.

  7. Install the wheel and tire assemblies onto the hub.
  8. Install the wheel bolts and tighten in a star pattern.
  9. 5.1. Hand tighten all five wheel bolts.
    5.2. Use a torque wrench to tighten the wheel bolts using a star pattern.

    Tighten
    Tighten the wheel bolts first pass to 63 N·m (46 lb ft).

    5.3. Use a torque wrench to final tighten the wheel bolts using a star pattern.

    Tighten
    Tighten the wheel bolts final pass to 125 N·m (92 lb ft).