Radio Replacement Interface w/ SWC and Navigation Outputs for Select Chevrolet Sonic and Spark Vehicles Retains OnStar when the factory radio is replaced Retains Factory Bluetooth (2009+ model vehicles) Retains all warning chimes (chime module included) Built in pre-programmed SWC retention Chime volume adjustment (factory buttons) OnStar volume adjustment Retained accessory power output (R.A.P.) Reverse Wire output VSS (Vehicle Speed Sense) output Illumination output Parking brake output Includes antenna adaptor Retains lane departure warning system Retains OnStar Turn-By-Turn voice prompts In package updatable using the PAC-UP
