9-7X L6-4.2L (2008)
8. If equipped with a 5.3L, or 6.0L engine, remove the muffler to catalytic converter nuts (1).
9. With the aid of an assistant, separate the exhaust insulators (1, 3, and 4) from the muffler hangers.
10. With the aid of an assistant, remove the muffler assembly (2) from the vehicle.
Installation Procedure
