A method for providing a service linked to the condition and/or behavior of a vehicle and/or of a tire comprises the following steps: when a vehicle passes a road infrastructure equipped with a system for assessing the condition of a vehicle, determining an identifier of the vehicle and/or of a tire of the vehicle, at the same time, determining at least one parameter representative of the condition of the vehicle and/or of a component of the vehicle, transmitting the determined data to a remote data server, from the identification data, retrieving external data concerning the vehicle and/or the tire and/or the running conditions, combining the determined information with the external data such as to determine a relevant indicator concerning the condition and/or the behavior of a vehicle, and transmitting the relevant indicator to a provider of a service linked to the condition and/or to the behavior of a vehicle and/or of a tire.