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2021 GMC SIERRA 3500HD
6.6L V8 Duramax Diesel•4WD•AUTOMATIC•diesel•turbo
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Repairs0Labor507Torque3520Fluid10DTC1103Battery1Maintenance0Recalls0
Fluid · Engine Oil

Engine Oil

for 2021 GMC Sierra 3500HD 6.6L V8 Duramax Diesel · 4WD
Fluid Type
15W-40 CK-4 diesel oil
Spec: API CK-4
Capacity
10qt
9.46 L
Drain & Refill
10 qt
9.46 L
Change Interval
5,000 mi
8,045 km

Notes

L5P Duramax with filter change. Synthetic blend or full synthetic recommended. Can use 5W-40 in cold climates.

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Other fluid systems on this vehicle

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