2024 Chevy Duramax Oil Capacity Chart. Our 6.6l lb7 duramax maintenance guide goes over everything you need to know to properly maintain these trucks. While oil capacity is one thing to consider when dealing with your engine oil, there’s much more to think about, like other duramax fluid capacities, oil factors and.

The 6.6 liter duramax oil capacity is 10 quarts — a massive amount of oil. Our 6.6l lb7 duramax maintenance guide goes over everything you need to know to properly maintain these trucks.