Suggested Retail:$99. PAC Audio RadioPro RP5-GM11 Radio Replacement Interface with Built-In OnStar Retention, Steering Wheel Control Retention and Nav Outputs for Select GM Vehicles. Replace your malfunctioning equipment with the PAC RP5-GM11 Radio Replacement Interface with Built-In OnStar Retention. It comes pre-loaded with features to keep your amplifier, SWC software, navigation-based output signals and much more. This PAC radio replacement interface helps you to save time and money during installation. This unit does not hold on to any climate steering wheel controls. It is made from high-quality components for reliability and a long life. Made for vehicles that have 2009 and newer Bluetooth, it holds onto the settings for your rear seat audio and factory BOSE systems.. (L x W x H) 8.50 x 8.50 x 8.00 Inches. 7 DAY FULL REFUND GUARANTEE ON THIS ITEM IF ANY ISSUE IS FOUND THAT WAS NOT DESCRIBED/PICTURED. 7 DAY STORAGE IS ALSO AVAILABLE. SEE NOTES TO BIDDER, IN AUCTION DETAILS, AT THE TOP OF PAGE 1 FOR MORE INFO.