Well reading the codes, I noticed that the P249D code showed that it was a permanent code. Using my friends commercial grade code reader we were able to clear it and my truck is showing no codes now. After the 2 regens, the drive does drive much better and no longer lags when it is cold. I am...
I have spent a lot of time researching my P249D code and DPF issues. This weekend a good friend of mine used his ODB computer and was able to force a regen, which we did 2 times. MPG was 19 before the regen and now is 23 after. I still get the code but the truck does seem to accelerate...