Fluid · Coolant
Coolant
for 2015 Ram 3500 6.7L I6 Cummins · 4WD
Fluid Type
HOAT coolant 50/50 premix
Spec: MS-12106 (OAT)
Capacity
28qt
26.49 L
Drain & Refill
24 qt
22.7 L
Change Interval
150,000 mi
241,350 km
Data quality
Book-style estimate
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Notes
Organic Additive Technology (OAT) coolant. System includes large auxiliary radiator for diesel. First change 10 years/150k, then every 5 years/100k
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