IDATALINK MAESTRO (HRN-RR-GM3) PLUG AND PLAY T-HARNESS FOR GM3 VEHICLES, WITH SPEAKER
'Plug & Play' installation harness for select General Motors vehicles. Greatly simplifies the installation of the Maestro RR module. Includes chime speaker.
- Connect an iDatalink-compatible car stereo and retain steering wheel controls, OnStar, backup cam, and Bluetooth in select 2014-up GM-made vehicles
- Allows installation of a new receiver with an iDatalink port in select GM vehicles (also requires the Maestro ADS-MRR module)
- Retains the use of your steering wheel audio controls and warning chimes
- Retains OnStar (with Bluetooth), factory backup cam, vehicle customization options
- displays engine performance data on touchscreen