Muffler Replacement (Single Outlet)

Muffler Replacement (Single Outlet)

Removal Procedure

Important: The muffler is serviced as a complete assembly and cannot be serviced separately.







1. Remove the catalytic converter. Refer to Catalytic Converter Replacement (LS4) (Service and Repair)Catalytic Converter Replacement (RPOs LZE/LZ4/LZ8) (Service and Repair) .
2. Have an assistant support the muffler assembly.
3. Remove the muffler assembly from the exhaust insulators.
4. Clean the catalytic converter to muffler mating surfaces.



Installation Procedure





1. Lubricate the insulators with spray lubricant.
2. With the aid of an assistant, install the muffler assembly to the exhaust insulators.
3. Install the catalytic converter. Refer to Catalytic Converter Replacement (LS4) (Service and Repair)Catalytic Converter Replacement (RPOs LZE/LZ4/LZ8) (Service and Repair) .