It was the DD 15. I thought it was a great engine trapped behind a really tight electronic power governor. Every now and then under just the...
I am going to add something else here. Experience is a good thing. By that I mean over time you learn things that help you take care of your...
Air leaks are all to common. That said, if one system drops to zero in less then 24 hours, or less than an hour specifically, that would concern...
Depending on what truck your driving, engine, transmission and owner programming, it could be the engine brake engaging. Probably was. Depending...
