I have a 2018 F350 diesel tow vehicle. Since it was brand new in March I have put 13K miles on it. Every 400-500 miles when I stop I can smell a little bit of oil burning. There is no noticeable oi...
I would agree that this is most likely regen smell, if you shut-down when the truck is in the middle of regen there is always a smell present outside the vehicle.