And, likewise, Apple, as the platform owner, should be able to deny access whatever software they want.
You can of course, jailbreak your iphone, or install PWA's that work.
Afterall, you just paid for the car, they still own the software that controls the engine.
Maybe just don’t buy that car then?
They do this to an extent already.
Aftermarket ECU Tunes can often invalidate your warranty.
Most OEM infotainment headunits are not user upgradable.
GPS Maps must be refreshed through the dealer.
In the US there is a governor that limits how fast a car can go.
Android is by far the most dominate mobile platform worldwide.