It's also important that the car shouldn't collect telemetry and location data and wait for the first opportunity (like gaining network access while being serviced) to upload that all.
If you rank your priorities and privacy comes before EV then you could just buy a 10 year old used ICE vehicle. They have very little, if any, connected-ness, mostly just SiriusXM linkage if paying for the subscription.
If the car can't work without cellular coverage, then you've made a very poor life decision in buying it.