Welcome! Like mentioned, it sounds like the ECM connections isn't seated correctly. I would unplug it again and be sure nothing is bent up and everything lines up properly.
Otherwise, it could be a faulty ECM/Tune. It's possible!
Hey @Althecraneguy ! Sometimes the software can't even resize the picture if it's to big... but yea, going to any website or using the picture editor of your choice (Windows --> right click, edit, then resize) works for me.
It does need highway driving to be able to complete the regen process. Internally, I'm not sure the other implications of tons of idling. I know in other diesels I've never had problems, but this is a different animal for sure.
Welcome @kevinfeco !
Hopefully someone here with a little more knowledge can help you out! Also, maybe this thread might help: https://www.ecodieselram.com/forum/threads/my-experience-with-glow-plug-issue.2595/