cuz i am dumb....nothing wrong with my 2020 ...just wanted some additional features so just custom ordered it my way...added power running boards, 3500 ...2020 is a 2500, wanted a particular color, multi pro tailgate added, and wanted to start over with miles...i drove heavy the passed couple of years due to covid so just wanted a do over...do things dif going forward...was trying to figure out the other difs in the packages i may gain that i dont know about hence why i made this post...also was dealing with gremlins in the 2020...figured they were due to first year of model crap so want to get away from them..