Silverado 2500 4WD V8-6.6L DSL Turbo (2010)
Right
5. Install and tighten the exhaust manifold bolts and nuts in the sequence shown and tighten to 57 Nm (42 lb ft).
6. Tighten the 4 center bolts/nuts an additional pass to 57 Nm (42 lb ft).
7. Position the exhaust manifold heat shield to the manifold and install the exhaust manifold bolts (1) and tighten to 10 Nm (89 lb in).