GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

    Caution: Refer to Safety Glasses Caution in the Preface section.

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

  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Remove the rear wheels. Refer to Tire and Wheel Removal and Installation .
  3. Remove the rear strut assembly. Refer to Strut Assembly Replacement .

  4. Object Number: 1959115  Size: SH

    Important: Before disassembling the rear strut assembly observe the seating position of the coil spring (2) relative to the rear strut carrier plate (3) and rear strut assembly support mount (1).

  5. Inspect the rear strut.
  6. Caution: Refer to General Repair Instructions in the Preface section.

    Caution: Refer to General Repair Instructions in the Preface section.


    Object Number: 1959117  Size: SH
  7. Mount the rear strut assembly on a mounting trestle, or a vice.
  8. Fasten the spring compressor (2) to the rear strut assembly. Make sure the hooks are seated on the coil spring (3) correctly.
  9. Compress the coil spring (3) using the spring compressor (2).

  10. Object Number: 1959011  Size: SH

    Important: Use a hex key (1) to prevent the rear strut assembly piston shaft from rotating while removing the strut assembly retaining nut (2).

    Important: Nuts with micro-encapsulated thread sealant must be discarded after removal.

  11. Remove the rear strut assembly retaining nut (2).
  12. Discard the nut.

  13. Note the orientation and remove the upper washer (3).

  14. Object Number: 1959115  Size: SH

    Important: The correct seating position of the coil spring (2) relative to the rear strut carrier plate (3) and rear strut assembly support mount (1) must be observed before removing the rear strut assembly support mount (1).

  15. Inspect the rear strut.

  16. Object Number: 1959014  Size: SH
  17. Remove the rear strut assembly support mount (1) from the coil spring (2) and rear strut unit (3).
  18. Inspect all parts for wear and damage.

Installation Procedure


    Object Number: 1959014  Size: SH
  1. Install the rear strut assembly support mount (1) to the coil spring (2) and rear strut unit (3).

  2. Object Number: 1959115  Size: SH

    Important: The correct seating position of the coil spring (2) relative to the rear strut carrier plate (3) and rear strut assembly support mount (1) must be maintained.

  3. Inspect the rear strut.
  4. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1959011  Size: SH

    Important: Use a hex key (1) to prevent the rear strut unit piston shaft from rotating while tightening the rear strut assembly retaining nut (2).

  5. Note the orientation and install the upper washer (3).
  6. Install a NEW rear strut assembly retaining nut (2).
  7. Tighten
    Tighten the nut to 45 N·m (33 lb ft).


    Object Number: 1959020  Size: SH
  8. Release and remove the spring compressor (1) from the coil spring (2).
  9. Remove the rear strut unit from the mounting trestle, or the vice.
  10. Install the rear strut assembly into the vehicle. Refer to Strut Assembly Replacement .
  11. Remove the safety stands.
  12. Lower the vehicle to the ground.