PAC OS-5 OnStar Interface for Select GM Vehicles (Select 29-Bit GM LAN Vehicles)

• Radio Replacement interface with OnStar(R) retention for select 29-bit GM(R) LAN vehicles with or without BOSE(R) sound system;• In-field updateable firmware via USB (using PAC-UP);• Retains OnStar(R) when the factory radio is replaced;• Retains factory Bluetooth(R) (2009+ model vehicles);• Retains rearseat audio controls;• Retains factory XM(R);• Retains all warning chimes (chime module included);• Retains backup sensors/park assist;• Retains backup camera signal;• Retains factory BOSE(R) audio systems;• Retains factory premium BOSE(R) audio (Y91 digital, does not support fading);• Supports nonamplified audio systems;• Steering wheel control harness (prewired);• Dual zone function;• Chime volume adjustment (factory buttons);• OnStar(R) volume adjustment;• Retained accessory power output (RAP);• Reverse wire output;• VSS (Vehicle Speed Sense) output;• Illumination output;• Parking brake output;• Includes antenna adapter;