🎉 Upgrade Your Ride, Keep Your Vibe! Stay connected with OnStar services even after upgrading your sound system. Effortlessly connect your new stereo while keeping all your favorite features. Designed specifically for 2010-up GM vehicles, ensuring a perfect match. Retain Bluetooth, USB, and backup camera functionalities for a modern driving experience. Maintain full control of your audio without missing a beat. Steering Wheel Control Bluetooth Retention Plug & Play The iDatalink Maestro HRN-RR-GM2 is a plug-and-play T-harness designed for select 2010-up GM vehicles, allowing you to seamlessly install a new car stereo while retaining essential features like steering wheel controls, OnStar, and factory amp. This harness ensures that your multimedia experience remains intact, making it the perfect solution for modernizing your vehicle's audio system.