If you really want, there are devices you can install to do this yourself and self-host the infra for (minus the mobile data), not sure how well they work with

If you really want, there are devices you can install to do this yourself and self-host the infra for (minus the mobile data), not sure how well they work with fancy modern cars, but they exist. example: https://vandogtraveller.com/cheap-gps-tracker-installation-and-review/ https://vandogtraveller.com/cheap-gps-tracker-installation-a... obviously it would depend which product you pick to define the interface (SMS is not ideal, fair enough) and capabilities