Fluid · Coolant
Coolant
for 1990 Dodge Ram W350 5.9L I6 Cummins Diesel 4WD · 4WD
Fluid Type
conventional green ethylene glycol (50/50)
Spec: ASTM D3306
Capacity
24qt
22.7 L
Drain & Refill
22 qt
20.81 L
Change Interval
30,000 mi
48,270 km
Data quality
Book-style estimate
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Notes
5.9L Cummins cooling system. Use diesel-specific coolant with SCA additives. Change every 2 years