Fluid · Coolant
Coolant
for 2019 Chevrolet Silverado 1500 3.0L I6 Duramax LM2 · 4WD
Fluid Type
Dex-Cool orange 50/50
Spec: GM6277M
Capacity
19.5qt
18.45 L
Drain & Refill
16 qt
15.14 L
Change Interval
150,000 mi
241,350 km
Data quality
Book-style estimate
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Notes
Long-life OAT coolant, diesel engine has larger cooling system
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