Although we're all used to resetting our smartphones before we sell them, I have to admit that i often forget to wipe the memory of the carplay-enabled hire cars I used over the summer before returning them to the hire company. The Register highlights growing concern among a range of stakeholders – but not car manufacturers – around the privacy and security implications of my forgetful behaviour.
https://www.theregister.co.uk/2018/09/07/connected_cars_privacy/
Manufacturers seem reluctant to do anything about it