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iDatalink Maestro HRN-HRR-GM2 Factory System Adapter + ADS MRR2 Interface Module for GM Vehicles
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allows installation of a new receiver in select GM vehicles (also requires the Maestro ADS-MRR2 module-- included) retains the use of your steering wheel audio controls, OnStar , factory amp, and warning chimes with any car stereo also retains Bluetooth, USB media player, backup camera, and Retained Accessory Power with an iDatalink-ready radio
T-Harness Connect a new car stereo & retain steering wheel controls, factory amp, & warning chimes in select 2010-17 GM vehicles
This harness also features an in-line head-unit connector harness, which will plug into their new "Head-unit direct" harnesses for select radio brands, which eliminate the need to splice any wires. If you're installing a radio that doesn't work with a "Head-unit direct" harness, you simply cut off the plug and connect the wires to the harness included with your new radio.
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