Which brand of def fluid.
Was talking to the commercial truck guy at a ram dealer and he said they recommend using mopar brand def fluid in the cummins hd diesel.true or false.
Forum Discussion
Perrysburg Dodgeboy wrote:
The only thing contaiminated Def will do is maybe clog the injector that's it! No more of a concern then the fuel you buy!
The DEF is injected on the front side of the dpf not in the engine! The pumps at all stations have filters on them just like the fuel pumps do.
Man we do have a bunch of chicken littles on here.
Don
Says the man with a truck that's ~1 year old and maybe ~20k miles.
My truck is 4 years old with 93k miles and not a single DEF related issue to date.
