GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 728543  Size: SH
  1. Remove the eight tank shield bolts (2,4,5) while an assistant holds the shield (1) in place.
  2. Lower the shield (1) from the vehicle.

Installation Procedure

  1. Position the shield (1) around the tank frame (3).

  2. Object Number: 728543  Size: SH

    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. While an assistant holds the shield (1) in place, loosely install the eight retaining bolts (2,4,5).
  4. Tighten
    Tighten the bolts to 24 N·m (18 lb ft).