See also:

Flash-to-Pass
To flash the high beams, pull the turn signal/lane change lever all the way toward you. Then release it. ...

Flash-to-Pass
This feature lets you use the high-beam headlamps to signal the driver in front of you that you want to pass. It works even if your headlamps are off. Pull the turn signal lever toward you briefl ...

OnStar Steering Wheel Controls
This vehicle may have a Talk/Mute button that can be used to interact with OnStar hands-free calling. See Audio Steering Wheel Controls for more information. On some vehicles, the mute button c ...