GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2003 🢒 Century 🢒 Suspension 🢒 Suspension General Diagnosis 🢒 Strut, Strut Component, and Spring Replacement

Tools Required

    • J 42991 Strut Rod Nut Socket
    • J 45400 Strut Spring Compressor

Disassembly Procedure

    Object Number: 743246 Size: SH
  1. Remove the strut from the vehicle. Refer to Strut Assembly Replacement .
  2. Install the strut (2) in the J 45400  (1).

    3. Object Number: 743241 Size: SH

    Important: The spring is compressed when the strut moves freely.

  3. Turn the spring compressor forcing screw (1) until the coil spring (2) is compressed.

    4. Object Number: 1079158 Size: SH
  4. Use a 45 TORX® socket in order to hold the strut shaft. Remove the upper strut mount nut by turning with J 42991 .
  5. Remove the strut from the J 45400 .

    6. Object Number: 743241 Size: SH
  6. Loosen the compressor forcing screw (1) until the upper strut mount and coil spring (2) may be removed.
  7. Remove the upper strut mount and the coil spring from the J 45400 .

Assembly Procedure

    Object Number: 743241 Size: SH
  1. Install the coil spring and upper strut mount to the J 45400 .
  2. Turn the spring compressor forcing screw (1) until the coil spring is compressed.
  3. Install the strut to the coil spring and upper strut mount.

    4. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1079158 Size: SH
  4. Install the strut retaining nut.

    5. Using the J 42991 and a 45 TORX® socket, install the strut mount nut.

    Tighten
    Tighten the strut mount nut to 70 N·m (52 lb ft).

  5. Remove the strut from the J 45400 .
  6. Install the strut to the vehicle. Refer to Strut Assembly Replacement .