new buyer advice

Put some DEF in a newly bought used 1500. Immediately got a check engine light p204f right after. New to owning diesels but familiar with general concepts. Is it possible its been deleted and I did not know? Or could the def have gone bad from sitting at a dealer? Dumb question but i wouldnt...

Hey guys, brand new ram/diesel owner here. Not too much experience with either the truck or the engine. Any general tips for a newbie? Just came from a Silverado 1500. Anything is appreciated.

Just bought a new 17 Black Ed. So far so good! Changed from a '14 3.6l ha. Really enjoying it so far, but really interested in mounting a light bar or pods behind the grill. I am constantly on backroads and I hit a few deer in my '14. Would like to avoid that!! Has anyone done it? Read...

I’ve been researching a lot on the new ed was going to buy a hemi 2017 limited but the 2017 ed’s Have started showing up. I won’t be doinging a lot of towing or hauling but am excited by the better gas mileage. But I have noticed a lot of people posting about problems with the ed’s. Need helping...