Welcome! Sounds like you take care of the truck.. I might suggest reading this section for some more tuning options.
https://www.ecodieselram.com/forum/forums/ecodiesel-performance.28/
Not necessary, but it's pretty much known the ecodiesel has more issues than any other modern diesel out there, period.
Will it affect you, I'm not sure. Drive the truck and enjoy it, and if you personally can't live with knowing the odds are higher on this truck breaking in comparison to...
Welcome to the forum! I'm pretty sure this thread is still relevant for the 2021: https://www.ecodieselram.com/forum/threads/ram-ecodiesel-oil-change-information.318/
Ram always blames fuel from posters on here it seems. Maybe I missed it, but how long has it been since you purchased that tank? If it's to long it will be harder to prove it's the stations fault.
Welcome!
I would look at a real engine tune, check out this section for some good options:
https://www.ecodieselram.com/forum/forums/ecodiesel-performance.28/