GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the coil spring. Refer to Coil Spring Replacement .

  2. Object Number: 177564  Size: SH
  3. Remove the two suspension arm front mounting bracket bolts (3).
  4. Remove the suspension arm rear through bolt and nut. Remove the suspension arm (4) from the vehicle.
  5. Inspect the suspension arm and the bushings (2) for the following conditions. Replace defective parts as necessary.
  6. • Cracks
    • Deterioration
    • Wear

Installation Procedure


    Object Number: 177564  Size: SH
  1. Install the suspension arm (4) to the vehicle. Secure at the rear with the through bolt and nut.
  2. 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 suspension arm front mounting bracket to the body of the vehicle. Secure the suspension arm with two mounting bolts (3).
  4. Tighten

        • Tighten the suspension arm rear through bolt and nut to 40 N·m (29 lb ft).
        • Tighten the suspension arm front mounting bracket bolts to 45 N·m (33 lb ft).
  5. Install the coil spring. Refer to Coil Spring Replacement .