$100 · RP5-GM31 radio wiring harness for gmc/Chevy vehicles

Radio Replacement Interface With Built-In OnStar Retention, Steering Wheel Control Retention and Navigation Outputs for Select GM Vehicles. Chime volume adjustment Features & details Radio Replacement Interface With Built-In OnStar Retention, Steering Wheel Control Retention and Navigation Outputs For Select GM Vehicles Retains OnStar when the factory radio is replaced Retains Factory Bluetooth (2009+ model vehicles). Reverse wire output Retains rear seat audio controls. Dual zone function Check o line to see if it works for your year and model. I have it installed in a 2007 Sierra NBS.