Sierra 3500 Denali 4WD V8-6.0L (2011)
Muffler: Service and Repair
Exhaust Muffler Replacement (1500 Series V6 or V8)
Exhaust Muffler Replacement (1500 Series V6 or V8)
Removal Procedure
1. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle (See: Maintenance/Vehicle Lifting/Service and Repair).
2. Lower the spare tire.
3. Remove the catalytic converter to exhaust muffler nuts.
4. If equipped with a exhaust muffler clamp (Norma), loosen the catalytic to exhaust muffler clamp nut (1).
