Fluid · Coolant
Coolant
for 2001 GMC Sierra 3500 8.1L V8 · RWD
Fluid Type
Dex-Cool 50/50 orange
Spec: GM 6277M (OAT)
Capacity
24qt
22.7 L
Drain & Refill
21 qt
19.87 L
Change Interval
150,000 mi
241,350 km
Data quality
Book-style estimate
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Notes
8.1L has larger cooling system. First change at 150k miles, then every 5 years/150k
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