GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Raise and suitably support the vehicle with safety stands. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Remove the exhaust system, as necessary.

  3. Object Number: 72787  Size: SH
  4. Remove the bolts retaining the heat shield.
  5. Remove the heat shield.

Installation Procedure


    Object Number: 72787  Size: SH
  1. Install the heat shield.
  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 heat shield bolts.
  4. Tighten
    Tighten the heat shield retainer bolt to 12 N·m (106 lb in).

  5. Install the exhaust system, as necessary.
  6. Remove the safety stands and lower the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.