^Spot on!
But the OP also already has a basically new diesel and is merely fretting the impending problems that the internet has caused him to be concerned with.
Regarding stock of vehicles, of course this year is weird (understatement) but just because your local _______ dealer doesn’t have much or doesn’t have what you want, just look elsewhere.
Plane tickets are cheap, dang near free right now to some places.
There’s no sense in limiting ones self to local dealers if what ya want is somewhere else and you need a vehicle and don’t want to wait to order it.