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 is ...

Braking
Braking action involves perception time and reaction time. Deciding to push the brake pedal is perception time. Actually doing it is reaction time. Average driver reaction time is about three-quart ...

Manual Operation of Power Liftgate
To change the liftgate to manual operation, turn the mode selector switch to OFF. With the power liftgate disabled and all of the doors unlocked, the liftgate can be manually opened and clo ...