C 1500 Truck 2WD V6-4.3L VIN W (2001)
PCV Valve Hose: Service and Repair
Crankcase Ventilation Hoses/Pipes Replacement
Removal Procedure
1. Disconnect the Positive Crankcase Ventilation (PVC) tube from the air cleaner duct.
2. Disconnect the PCV tube from the right valve rocker arm cover.
3. Disconnect the PCV valve hose assembly from the intake manifold.
4. Disconnect the PCV valve hose assembly from the left valve rocker arm cover.
5. Inspect the tube and hose for cuts or cracking.
6. Inspect the grommets in the valve rocker arm covers for cuts or cracking.
7. Replace the PCV hose/tube as required.
Installation Procedure