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2001 GMC SIERRA 3500
6.6L V8 Diesel•4WD•diesel•LB7•turbo
3 active safety recalls on this vehicle — view recalls
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Repairs0Labor1052Torque274Fluid20DTC1766Battery2Maintenance0Recalls3
Fluid · Coolant

Coolant

for 2001 GMC Sierra 3500 6.6L V8 Diesel · 4WD
Fluid Type
Dex-Cool 50/50 orange
Spec: GM 6277M (OAT)
Capacity
27qt
25.54 L
Drain & Refill
24 qt
22.7 L
Change Interval
150,000 mi
241,350 km

Notes

Duramax has larger cooling system. First change at 150k miles, then every 5 years/150k

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Other fluid systems on this vehicle

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🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years and Jeff Moore · Master Mechanic · 20+ years. Spot an error? Use the Help link above — a human reads every report.
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