Without the ability to go to independent repair shops these type of problems will eventually give the brand a bad name. It used to be that shops and mechanics would be able to "Fix" things(Like a leaking component). Unfortunately with Rivian we are tied to their system of service centers and...
And if you're patient, you can find a set of 21" wheels with the tire pressure monitors and basically new tires for less than buying replacement tires for your R1S.