GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

    • J 35668 Strut Alignment Rod
    • J 35669 Strut Rod Nut Socket
    • J 35671 Strut Cap Nut Wrench
    • J 38844 Strut Alignment Tool

Caution: Do not service the strut cartridge unless the weight of the vehicle is on the suspension. The weight of the vehicle keeps the coil spring compressed, otherwise the released coil spring could cause personal injury.

  1. Raise the hood.
  2. Scribe marks in the strut cover to body in order to assure proper camber adjustment.

  3. Object Number: 177664  Size: SH
  4. Remove the three strut mount cover nuts (3) to remove the strut mount cover.

  5. Object Number: 177672  Size: SH
  6. Use the No. 50 TORX® bit (1) and the J 35669 in order to remove the strut shaft nut.

  7. Object Number: 177667  Size: SH
  8. Remove the strut mount insulator (1) by prying with a suitable tool. Use the J 35668 in order to apply pressure on the strut and relieve the side load (compression) on the bushing.

  9. Object Number: 177669  Size: SH
  10. Remove the front suspension strut bumper (1) by attaching the J 35668 to the strut and pulling out the bumper.

  11. Object Number: 177671  Size: SH
  12. Install the J 38844 . Use the information on the tool label in order to ensure proper installation.

  13. Object Number: 177674  Size: SH
  14. Compress the strut down into the cartridge.

  15. Object Number: 177666  Size: SH
  16. Use the J 35671 to remove the strut cartridge closure nut by unscrewing the closure nut .

  17. Object Number: 177665  Size: SH
  18. Remove the strut cartridge (1).
  19. Use a suction device to remove any oil from the strut tube.

Installation Procedure


    Object Number: 177665  Size: SH
  1. Install the self contained replacement cartridge (1).

  2. Object Number: 177666  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.

  3. Use the J 35671 to install the cartridge closure nut.
  4. Tighten
    Tighten the strut closure nut to 110 N·m (82 lb ft).

  5. Install the J 35668 .

  6. Object Number: 177669  Size: SH
  7. Remove the J 38844 .
  8. Install the front suspension strut bumper (1).
  9. Raise the strut.
  10. Remove the J 35668 .

  11. Object Number: 177667  Size: SH

    Important: 

       • Use a soap solution in order to lubricate the strut mount insulator bushing for ease of installation.
       • If necessary, install the J 35668 after partially installing the bushing and position the strut as required in order to assist in bushing installation.

  12. Install the strut mount insulator (1).

  13. Object Number: 177672  Size: SH
  14. Use a No. 50 TORX® bit (1) and use the J 35669 in order to install the strut shaft nut.
  15. Tighten
    Tighten the strut piston shaft nut to 80 N·m (59 lb ft).


    Object Number: 177664  Size: SH
  16. Install the strut mount cover (1) and nuts (3). Align the scribe marks.
  17. Tighten
    Tighten the cover plate nuts (3) to 33 N·m (24 lb ft).

  18. Close the hood.