GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. On two-door models, raise the liftgate.
  2. On four-door models, open the rear compartment lid.

  3. On two-door models, remove the trim cover from the strut tower. Place the rear seat back in the forward position.
  4. On four-door models, reposition the rear compartment side trim in order to access the strut nuts.

  5. Raise and support the vehicle in order to allow access to the top of the strut and to the bottom of the strut. Refer to Lifting and Jacking the Vehicle in General Information.
  6. Remove the rear tire and wheel assembly. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  7. Support the rear suspension using a floor jack.

  8. Object Number: 177565  Size: SH
  9. Remove the bolt (3) that retains the strut (2) to the knuckle (1).

  10. Object Number: 177566  Size: SH
  11. Remove the 2 nuts (2) from the strut (1).
  12. Use the following procedure in order to remove the strut from the vehicle:
  13. • Compress the strut.
    • Separate the strut from the knuckle.
    • Remove the strut from the vehicle.

    Object Number: 177567  Size: SH

    Notice: Keep the floor jack in place while the strut is off the vehicle to keep the coil spring from fully extending and falling off, and to prevent damaging the brake hose.

    Important: Do not expand the opening in the knuckle wider than necessary.

  14. If the strut (1) is difficult to remove, insert a wedge (3) in order to expand the opening in the knuckle (2).

Installation Procedure

  1. Compress the strut.

  2. Object Number: 177569  Size: SH
  3. Install the strut to the knuckle (2). Position the strut alignment projection (1) inside the opening in the knuckle (2).

  4. Object Number: 177566  Size: SH

    Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  5. Install the 2 nuts (2) to the strut (1).
  6. Tighten
    Tighten the nuts to 30 N·m (24 lb ft).

  7. On two-door models, install the trim cover to the strut tower. Move the rear seat back to the upright position.
  8. On four-door models, install the rear compartment side trim.


    Object Number: 177565  Size: SH
  9. Install the bolt (3) to the knuckle.
  10. Tighten
    Tighten the bolt to 60 N·m (44 lb ft).

  11. Remove the floor jack.
  12. Install the rear tire and wheel assembly. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  13. Lower the vehicle.
  14. On two-door models, close the liftgate.
  15. On four-door models, close the rear compartment lid.