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Removal Procedure

WARNING: This page is about a different car, the 2005 Buick LaCrosse and 2005 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT: The muffler is serviced as a complete assembly and cannot be serviced separately.
    Fig 1: Removing/Installing Exhaust System
    GM892633Courtesy of GENERAL MOTORS CORP.
  1. Remove the catalytic converter. Refer to Catalytic Converter Replacement (RPOs L26/L32)  or Catalytic Converter Replacement (LY7) .
  2. Support the exhaust system.
  3. With the aid of an assistant, remove the exhaust system from the exhaust hangers.
  4. Clean the catalytic converter and the muffler mating surfaces.
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