Suburban 4WD V8-6.0L (2007)
PCV Valve Hose: Service and Repair
Crankcase Ventilation Hoses/Pipes Replacement
Removal Procedure
1. Remove the intake manifold sight shield.
2. Remove the positive crankcase ventilation (PCV) hose from the intake manifold fitting and left valve rocker arm cover, if required.
3. Remove the PCV tube (1) from the air cleaner outlet duct, if required.