Silverado 3500 4WD V8-6.0L (2007)
3. Install any necessary exhaust muffler insulators that were separated from the muffler.
4. Using the transmission jack, raise the transmission slightly.
Notice: Refer to Fastener Notice.
5. Install the exhaust manifold pipe to exhaust manifold nuts.
Tighten the nuts to 50 N.m (37 lb ft).
6. Install the exhaust muffler to exhaust manifold pipe nuts (1).
Tighten the nuts to 45 N.m (33 lb ft).