A method according to an exemplary aspect of the present disclosure includes, among other things, generating a warning signal to identify any electrical characteristics along a vehicle route that differs from a current vehicle electrical characteristic. An electrified vehicle system according to an exemplary aspect of the present disclosure includes, among other things, a battery, an electric machine configured to receive electric power from the battery to drive vehicle wheels, and a system control that generates a warning signal to identify any electrical characteristics along a vehicle route that differ from a current vehicle electrical characteristic. In one example, the electrical characteristic comprises at least a type of plug and/or socket.