GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 289499  Size: SH
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
  2. Caution: Refer to Catalytic Converter Movement Caution in the Preface section.

  3. Support the exhaust system.
  4. Remove the exhaust pipe rear hanger insulators from the exhaust muffler rear hanger bracket.

  5. Object Number: 194726  Size: SH
  6. Loosen the outboard rear bumper impact bar bolt.
  7. Remove the inboard rear bumper impact bar bolt.
  8. Remove the exhaust muffler rear hanger bracket.

Installation Procedure


    Object Number: 194726  Size: SH
  1. Install the exhaust muffler rear hanger bracket.
  2. Caution: Refer to Fastener Caution in the Preface section.

  3. Install the inboard and the outboard rear bumper impact bar bolts.
  4. Tighten
    Tighten the bolts to 25 N·m (18 lb ft).


    Object Number: 289499  Size: SH
  5. Install the exhaust pipe rear hanger insulators to the exhaust muffler rear hanger bracket.
  6. Remove the support from the exhaust system.
  7. Inspect the exhaust system for underbody contact.
  8. Lower the vehicle.