GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Tools Required

J 24319-B Universal Steering Linkage Remover

  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.

  2. Object Number: 349712  Size: SH
  3. Remove the following components from the center link (1):
  4. • The cotter pin (5)
    • The idler arm castle nut (4)

    Object Number: 514778  Size: SH
  5. Use the J 24319-B in order to remove the idler arm (2) from the center link.
  6. Remove the following components from the mounting bracket shaft (3):
  7. • The idler arm nut
    • The 2 lower washers (4,5)
    • The idler arm (2)
    • The upper washer (1)
  8. Inspect the idler arm dust seal for perforation or excessive wear.
  9. Replace the seal if these conditions exist.

Installation Procedure


    Object Number: 514778  Size: SH
  1. Install the following components to the mounting bracket shaft (3):
  2. • The upper washer (1)
    • The idler arm (2)
    • The 2 lower washers (4,5)

    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. Install the idler arm nut to the mounting bracket.
  4. Tighten
    Tighten the idler arm nut to 75 N·m (55 lb ft).

  5. Secure the idler arm (2) to the center link (1) with the castle nut.
  6. Tighten
    Tighten the castle nut to 45 N·m (33 lb ft).


    Object Number: 349714  Size: SH
  7. Install the cotter pin (3) to the center link (1).
  8. Bend the end of the cotter pin (3) after the installation.

  9. Lower the vehicle.