GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2006 🢒 Yukon XL Denali 🢒 Engine 🢒 Engine Exhaust 🢒 Floor Panel Heat Shield Replacement

Removal Procedure

    Object Number: 707400 Size: SH
  1. Remove the exhaust manifold pipe, if necessary. Refer to Exhaust Manifold Pipe Replacement .
  2. Remove the catalytic converter, if necessary. Refer to Catalytic Converter Replacement .
  3. Remove the exhaust front heat shield nuts.
  4. Remove the exhaust front heat shield from the studs.

    5. Object Number: 707415 Size: SH
  5. Remove the exhaust heat shield nuts.
  6. Remove the exhaust heat shield from the studs.

Installation Procedure

    Object Number: 707415 Size: SH
  1. Install the exhaust heat shield to the studs.

    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.

  2. Install the exhaust heat shield nuts.

    3. Tighten
    Tighten the nuts to 9 N·m (80 lb in).


    Object Number: 707400 Size: SH
  3. Install the exhaust front heat shield to the studs.
  4. Install the exhaust front heat shield nuts.

    5. Tighten
    Tighten the nuts to 9 N·m (80 lb in).

  5. Install the catalytic converter, if necessary. Refer to Catalytic Converter Replacement .
  6. Install the exhaust manifold pipe, if necessary. Refer to Exhaust Manifold Pipe Replacement .