OnStar Retention Harness

PAC OnStar Retention Harness

Are you looking for a OnStar Retention Harness? No need to look further because it's here in this page! If you wish to upgrade your mobile application for your Mobile Video and Audio, then you've come to the right place! Our PAC OnStar Retention Harness is specifically designed for OEM integration and are easy and simple to install. Facilitate the replacement of your factory radio while retaining factory warning chimes, audible turn signal indicators, factory XM Radio (if equipped) and the Vehicles Rear Parking Assist System (if equipped). Tap this into your car's existing wiring and enhance your mobile audio at an affordable price point that only HiFiSoundConnection can offer!