See also:

Steering Wheel Controls
Steering Wheel Controls For vehicles with audio steering wheel controls, some audio controls can be adjusted at the steering wheel. (Push to Talk): For vehicles with a Bluetooth®, OnStar ...

Infotainment Control Buttons
The buttons on the faceplate are used to start primary functions while using the infotainment system. VOL/ (Volume/Power): 1. Press to turn the system on and off. 2. Turn to adjust the volum ...

Add-on Electrical Equipment
The OnStar system is integrated into the electrical architecture of the vehicle. Do not add any electrical equipment. See Add-On Electrical Equipment. Added electrical equipment may interfer ...