Some white hat hackers took control of a Jeep Grand Cherokee’s brakes and throttle remotely, like 8 years ago. The only reason to have WiFi or cell service on a vehicle is to let the government kill you lol
Edit: it was ELEVEN years ago
https://www.wired.com/2015/07/hackers-remotely-kill-jeep-highway/
I think a similar thing happened to an investigative journalist in DC