I have a 2016 Chevy Silverado 2500 diesel with 16000 miles. Usually, if the DPF gets low I'll get a message on the DIC telling me it's low and I have 500 miles to add to it. This morning when I s...
Thanks for all the comments. I finally got it in at a dealer (about 25 miles away). They ran every diagnostic test known to modern man and everything was good. Apparently, just one of those electronic things that pop up occasionally. They reset it and everything seems to be working fine. They said the 21 models have an actual readout that tells you how much fluid you have in the tank. No more guesswork. Again, thanks for all your comments.