Silverado 1500 2WD V8-5.3L (2007)
Muffler: Service and Repair
Muffler Replacement (1500 Series w/4.3L, 4.8L, 5.3L, 6.0L)
Removal Procedure
1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle.
2. Lower the spare tire.
3. Remove the catalytic converter to exhaust muffler nuts.
4. If equipped with a 4.8L engine, perform the following steps, otherwise proceed to step 7.
5. Lubricate the 3 insulators where the muffler assembly hangers are inserted in order to ease removal.
6. With the aid of an assistant, remove the insulators (1, 2) from the front and rear muffler assembly hangers.
