GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1681511  Size: SH
  1. Remove the muffler. Refer to Muffler Replacement .
  2. Drill out the muffler heat shield rivets.

  3. Object Number: 1681514  Size: SH
  4. Drill out the muffler heat shield rivets, if equipped with a long wheel base (LWB).
  5. Remove the muffler heat shield.

Installation Procedure


    Object Number: 1681514  Size: SH
  1. Install the muffler heat shield.
  2. Position the heat shield to the underbody, if equipped with a LWB.
  3. Install NEW rivets attaching the muffler heat shield to the underbody.

  4. Object Number: 1681511  Size: SH
  5. Position the heat shield to the underbody.
  6. Install NEW rivets attaching the muffler heat shield to the underbody.
  7. Install the muffler. Refer to Muffler Replacement .