The present invention discloses a vehicle management method, a management device mounted on a vehicle, and a vehicle. The method comprises: setting a vehicle in a free-to-use state in advance; receiving a use request by a management device mounted on the vehicle from a user terminal, the use request including an identification of the user terminal and verification information; verifying the user terminal by the management device; when the verification succeeds, marking by the management device the vehicle with a legal use mark, and continuing the free-to-use state of the vehicle. According to one embodiment of the present invention, the user experience can be enhanced.