GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the muffler assembly. Refer to Muffler Replacement .

  2. Object Number: 927748  Size: SH

    Important: Support the fuel tank prior to removing the fuel tank strap bolt.

  3. Remove the right fuel tank strap bolt, which also secures the rear of the catalytic converter heat shield to the underbody.

  4. Object Number: 1837369  Size: SH

    Important: The heat shields at the dash panel and the catalytic converter overlap and utilizing common rivet attachment points.

  5. Drill out the rivets.
  6. Remove the catalytic converter heat shield.

Installation Procedure


    Object Number: 1837369  Size: SH
  1. Position the catalytic converter heat shield, and insert the catalytic converter heat shield between the underbody and the dash panel heat shield.
  2. Install the NEW rivets.
  3. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 927748  Size: SH
  4. Install the fuel tank strap bolt.
  5. Tighten
    Tighten the bolt to 25 N·m (18 lb ft).

  6. Install the muffler assembly. Refer to Muffler Replacement .