Fluid · Coolant
Coolant
for 2017 GMC Sierra 2500HD 6.6L V8 Duramax Diesel · 4WD
Fluid Type
Dex-Cool 50/50 orange
Spec: GM DEX-COOL approved
Capacity
28.4qt
26.87 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
L5P Duramax cooling system. Initial fill 150k miles, then every 5 years/150k
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