GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the rear bumper fascia. Refer to Rear Bumper Fascia Replacement .

  2. Object Number: 863986  Size: SH
  3. Remove the energy absorber. Refer to Front Bumper Fascia Energy Absorber Replacement .
  4. Remove the bolts from the impact bar.
  5. Remove the impact bar.

Installation Procedure


    Object Number: 863986  Size: SH
  1. Position the impact bar to the rear end structure.
  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 impact bar retaining bolts.
  4. Tighten
    Tighten the bolts to 30 N·m (22 lb ft).

  5. Install the energy absorber. Refer to Rear Energy Absorber Replacement .
  6. Install the rear bumper fascia. Refer to Rear Bumper Fascia Replacement .