Because of Covid my F-350 6.7 diesel has been garage kept since February. The DEF tank is full. DEF has a shelf life. Should I be concerned enough to consider draining the old DEF? My first diesel. T...
^Thats understandable, but “if” we had been stuck at home, fortunately we basically kept our normal lives except for going out to eat and kids school online and sports cancelled.... Had we been stuck at home, there would have been a lot of “pointless” road trips that involved a picnic basket and a cooler full of cold Miller Lites!