Easily replace the factory radio in your GM vehicle with this all-in-one Radio Replacement and Steering Wheel Control Interface with OnStar Retention by PAC. The RadioPRO5 RP5-GM32 interface comes pre-loaded with amplifier and OnStar retention, steering wheel control software, navigation-based output signals and more to help simplify aftermarket radio installation while retaining your vehicle’s factory features. Antenna adapter not included. | Pac | | Radio Replacement and Steering Wheel Control Interface with OnStar Retention for Select GM Vehicles | Blue | Best Buy