cross-posted from: https://piefed.world/c/tech/p/1432229/your-car-is-a-smartphone-on-wheels-a-team-of-researchers-tested-21-vehicles-and-found-th
Data sent by vehicles and companion apps included locations, VINs, and other identifiers. Amazon, Google, Meta, and Microsoft were among the top receivers of driver data.

Cars have had standalone GNSS (GPS) for quite a while. GNSS itself doesn’t require internet. Its output is coordinates and elevation - it’s the “gotta have internet to load the map in which I’ll show you the coordinates” that makes people associate GNSS with internet. Offline maps solve this.