GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Notice: Do not over-flex or damage the flex joint when moving the flex joint from the normal mounting position.


    Object Number: 1650894  Size: SH
  1. Remove the catalytic converter. Refer to Catalytic Converter Replacement .
  2. Remove the muffler pipe forward insulators from the underbody hangers, and support the muffler pipe.
  3. Remove the heat shield nut.
  4. Drill out heat shield rivets.
  5. Remove the heat shield.

Installation Procedure


    Object Number: 1650894  Size: SH
  1. Position the exhaust heat shield to the underbody.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the heat shield nut.
  4. Tighten
    Tighten the nut to 10 N·m (89 lb in).

  5. Install NEW heat shield rivets.
  6. Remove the support from the muffler pipe.
  7. Install the muffler pipe forward insulators to the underbody hangers.
  8. Install the catalytic converter. Refer to Catalytic Converter Replacement .