Customer Information
See also:
Hill and Mountain Roads
Driving on steep hills or through
mountains is different than driving
on flat or rolling terrain. Tips for
driving in these conditions include:
- Keep the vehicle serviced and in
good shape.
...
Express-Down/Up Windows
Windows that have the express—down/up feature allow the windows to be
lowered and raised fully without holding the window switch. Press the window
switch fully and release it to activate the express ...
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 ...






