Ram Trucks 2015 ProMaster Commercial - Owner Manual - Manual (Page 384)

FLUID CAPACITIES
U.S. Metric
Fuel (Approximate) 24 Gallons 90 Liters
Engine Oil with Filter
3.6L Engine (SAE 5W-20, API Certified)
6 Quarts 5.6 Liters
Cooling System *
3.6L Engine (MOPAR® Antifreeze/Engine Coolant
10 Year/150,000 Mile Formula or equivalent)
10.5 Quarts 10 Liters
382 MAINTAINING YOUR VEHICLE