2015 Cummins service question.
So my dealer offers "free" oil changes as long as all the other work is done there, by the manual. So at 6 months, because I don't hit the mileage, I got my free oil change. Now I'm due for my 12 mon...
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Even though they're ripping you on the fuel filters, it's about break even doing 2x oil changes and one set of fuel filters yourself if you use fancy oil.
