2024 Chevy Duramax Diesel Exhaust Fluid Change Interval. 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. There is a spill level plug on the bottom of the pan (connected to a standpipe inside) and a fill plug on the r side.

Level is checked by removing the side plug and the fluid should have a steady flow that turns into a drip, at this point, the fluid. 3.0l duramax maintenance schedule and service information for 2020+ chevy silverado, gmc sierra 1500.