Silverado 3500 2WD V8-6.0L (2007)
10. Remove the muffler to catalytic converter nuts.
11. If the vehicle is a non heavy duty (HD), perform the following steps, otherwise proceed to step 14:
12. Lubricate the 4 insulators where the muffler assembly hangers are inserted in order to ease removal.
13. With the aid of an assistant, remove the insulators (1-4) from the front, intermediate, and rear muffler assembly hangers and remove the muffler
assembly.
