Sierra Classic 2500 2WD V8-6.6L DSL Turbo (2007)
Positive Crankcase Ventilation Valve: Service and Repair
Positive Crankcase Ventilation Valve Replacement (Passenger Side)
Positive Crankcase Ventilation Valve Replacement (Passenger Side)
Removal Procedure
1. Remove the air cleaner outlet duct.
2. Using a pick or a small flat-bladed screw driver, remove and discard the quick connect fitting clip from the charged air cooler outlet duct.
3. Remove the charged air cooler outlet duct from the intake.
4. Remove the fuel filter bracket bolts.
5. Position the fuel filter assembly out of the way.