Just wondering about DEF for your diesel trucks. My dealer that I bought my truck from said just use Blue DEF and nothing else. I talked to another camper with a diesel truck and he said he buys the...
I have over 150,000 on my 2013 Silverado. Prefer to pump at truck stop because gets *full* and is cheaper. But have probably put in ~half of the DEF I’ve used from the blue boxes because of convenience. I usually have one in the back of truck when hauling 5er and often have ‘recycled’ it by filling tank and empty DEF container at truck stop.