GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Remove the tire and wheels. Refer to Tire and Wheel Removal and Installation in Wheels and Tires.
  3. Remove the exhaust system. Refer to Exhaust System Replacement in Engine Exhaust.
  4. Use a jack stand in order to support the forward end of the rear suspension support assembly.

  5. Object Number: 105035  Size: SH
  6. Remove the brackets from the body retaining bolts.
  7. Remove the bolts that secure the front of the support assembly to the body of the vehicle.
  8. Lower the front end of the support assembly in order to enable mount removal.

  9. Object Number: 105037  Size: SH
  10. Use a punch in order to perform the following actions:
  11. 8.1. Bend the tabs on the inboard mount (2)
    8.2. Tap the mount (1) downward and out of the support assembly.

Installation Procedure


    Object Number: 105038  Size: SH
  1. Tap the mount into the support assembly, ensuring the following conditions upon installation:
  2. • The flat is outboard (2).
    • The notch is rearward (1).
  3. Use a large pair of channel lock pliers in order to bend the tabs (2) outboard.

  4. Object Number: 105035  Size: SH
  5. Raise the support assembly to the body of the vehicle.
  6. 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.

  7. Install the bracket and bolts that secure the front of the support assembly to the vehicle body.
  8. Install the brackets retaining bolts to the body at the support assembly forward mounts.
  9. Tighten

        • Tighten the bracket bolts to 86 N·m (63 lb ft).
        • Tighten the forward body mount retaining bolts to 191 N·m (141 lb ft).
  10. Install the exhaust system. Refer to Exhaust System Replacement in Engine Exhaust.
  11. Install the tires and wheels. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  12. Lower the vehicle.