It means that you can no longer enjoy the free or preferential services stipulated in the service contract. Cayenne service contract usually refers to the specific service contract provided by luxury car brands outside the warranty period, such as maintenance, repair and replacement. If you receive the message "Cayenne service contract has expired", it means that your Cayenne service contract has expired, and you can no longer enjoy the free or preferential services stipulated in the service contract. The validity period of Cayenne service contract is determined when buying a car. According to the agreement when buying a car, it is generally a certain number of years or mileage.