GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 317378  Size: SH
  1. Remove the rear bumper fascia. Refer to Rear Bumper Fascia Replacement .
  2. Remove the rear bumper energy absorber. Refer to Rear Energy Absorber Replacement .
  3. Remove the bolts from the rear bumper impact bar.
  4. Remove the rear bumper impact bar from the vehicle.

Installation Procedure


    Object Number: 317378  Size: SH
  1. Align the rear bumper impact bar to the vehicle.
  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 bolts to the rear bumper impact bar.
  4. Tighten
    Tighten the rear bumper impact bar bolts to 25 N·m (18 lb ft).

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