Silverado 2500 4WD V8-6.6L DSL Turbo (2010)
5. Reposition the positive crankcase ventilation (PCV) hose clamp.
6. Remove the PCV hose from the air inlet pipe.
7. Remove the PCV hose from the clip on the top of the turbocharger.
8. Remove the left PCV hose/pipe bolt.