All-in-one radio replacement & steering wheel control interface. Pre-loaded with amp retention & navigation based output signals. Retains all important OEM safety & convenience features. Data-controlled RAP accessory output. Data-controlled outputs for connection to navigation radio & speed, reverse & E-brake status output wires. Keeps vehicle data-bus intact for service & emissions testing. Retains factory installed amplified audio system. Interface can be quickly updated if needed from the PAC website using a PAC-UP USB adapter. Take full control of your in-dash media player with this All-In-One Radio Replacement and Steering Wheel Control Interface for Select GM Vehicles. This Control Interface is pre-loaded with amp retention and navigation-based output signals, making it even easier to plug in and get going. Keep your hands on the wheel at all times and still control your listening experience with this Steering Wheel Control Interface.