DEF Issues
I drove a RAM 2500 diesel for 12 years until I upgraded to a pre-owned 2014 3500 diesel earlier this year. I knew nothing about DEF when I bought the "new" truck in March. My first introduction to D...
Forum Discussion
Ford sensors may be different, but I have never experienced anything like that. And I have refilled the DEF tank at various levels including over half full if I were getting ready to leave on a long trip.
