See also:

OnStar Mobile App
With an iPhone® or Android™-based mobile device, an OnStar mobile app can be downloaded. The vehicle can be remote started, if equipped, or the doors can be unlocked from anywhere there ...

Cruise Control
The cruise control buttons are located on the left side of the steering wheel. : On/Off. + RES: Press to accelerate or resume speed. SET–: Press to set or decrease the speed. (Cancel): P ...

Hazard Warning Flashers
(Hazard Warning Flasher): Press and momentarily hold this button located on the instrument panel above the climate control system, to make the front and rear turn signal lamps flash on and off. ...