RAM 1500 Truck 2WD V6-3.7L VIN K (2003)
Positive Crankcase Ventilation Valve: Locations
PCV VALVE
4.7L
This engine are equipped with a closed crankcase ventilation system and a Positive Crankcase Ventilation (PCV) valve.
This system consists of:
Fig. 9 PCV Valve - 3.7L/4.7L
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a PCV valve mounted to the oil filler housing. The PCV valve is sealed to the oil filler housing with an O-ring.
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the air cleaner housing
Fig. 10 Crankcase Breathers (2) - 3.7L/4.7L
