GM Service Manual Online
For 1990-2009 cars only

Note: Service the exhaust hangers individually in order to retain the support of the exhaust system.

Removal Procedure

Warning: Refer to Protective Goggles and Glove Warning in the Preface section.

Warning: Refer to Exhaust Service Warning in the Preface section.

  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.

  2. Object Number: 786654  Size: SH
  3. Apply a non petroleum based lubricant to the insulators and the hanger rods to aid in removal.
  4. Remove the muffler insulator (1) from the rear suspension hanger rod (2).
  5. Remove the muffler insulator (1) from the muffler hanger rod (3).

  6. Object Number: 786656  Size: SH
  7. Remove the tail pipe insulators (2)  from the body support hanger rods (1).
  8. Remove the tail pipe insulators (2)  from the muffler hanger rods (3).

Installation Procedure


    Object Number: 786656  Size: SH
  1. Apply a non petroleum based lubricant to the insulators and the hanger rods to aid in installation.
  2. Install the tail pipe insulators (2) to the tail pipe hanger rods (3).
  3. Install the tail pipe insulators (2) over the body support bracket rods (1).

  4. Object Number: 786654  Size: SH
  5. Install the muffler insulator (1) to the muffler hanger rod (3).
  6. Install the muffler insulator (1) to the rear suspension hanger rod (2).
  7. Inspect for underbody clearance and tail pipe alignment.