iDATALINK MAESTRO ADS-MRR 
Universal Car Radio Replacement Interface with Steering Wheel Controls
GENERAL FEATURES:
Radio Replacement Interface with Steering wheel Controls
Factory Amp Integration
Retains OnStar, SYNC and uConnect in select vehicles
Controls can be assigned with a secondary "Press & Hold" function
Retains satellite radio (if applicable), info gauges, and Diagnostic Trouble Controls in select vehicles when used with select Pioneer, Kenwood, JVC and Alpine navigation receivers
Before installing you must program the adapter at the iDatalink site to work with your particular vehicle
Requires USB connection to Windows based computer
USB cable included