Why does my diesel truck use so much gas?
Why does my diesel truck use so much gas? There are many things that can increase fuel consumption. From too much heavy acceleration, and driving evrywhere like your in the Indy 500. Worn or dirty fuel injectors, bunged up air filters, damaged engine sensors, jammed turbo variable geometry blades, blocked exhaust system (look after your DPF). How to get the best fuel mileage out of a F-350 diesel? Greater air flow can improve your fuel economy. Remove excess weight from the back of the truck whenever possible. The F-350 diesel is already a heavy truck and added weight only makes...