Guidelines 1/2020 on processing personal data in the context of connected vehicles and mobility related applications
Section 3.5 Personal information stored on rental cars’ dashboard
170. When renting a vehicle, data subjects may want to use its in-car entertainment capacities, for instance to navigate to a given destination, to give a phone call or to play some music. A variety of technical means can be relied upon to do so and there is a risk that data relating to previous occupants of the vehicle are visible to subsequent users.