A Wi-Fi (Wireless-Fidelity) premises/home to vehicle telematics interface system is provided that uses Wi-Fi technology to enable communications between a control panel of a security system protecting a premises and a vehicle. The vehicle is equipped with a Wi-Fi transceiver and processor that enable Wi-Fi data communications and a monitor/display that is preferably integrated into the dashboard display of the vehicle. The invention enables the status of a residential or business security system to be monitored and updated from a vehicle, such as before a homeowner enters the residence protected by the security system, and also allows the security system to monitor the status of and control functions of the vehicle.