2024 Duramax Oil Capacity 4wd. 6.6l duramax oil change guide, including motor oil requirements (viscosity charts and api categories), engine oil recommendations, oil change procedures, service intervals, and a list of. The oil capacity for a 2023 duramax engine is approximately 10 quarts, including the filter.
2 of mine run delo 5w40 year round and the newest one i’m trying the ultra low ash delo 600 adf 15w40. Tell customer to come back in another 12,000 miles at which point they’d get a complete oil change.