Windows

WARNING!
Leaving children, helpless adults, or pets in a vehicle with the windows closed is dangerous.
They can be overcome by the extreme heat and suffer permanent injuries or even death from heat stroke. Never leave a child, a helpless adult, or a pet alone in a vehicle, especially with the windows closed in warm or hot weather.

The vehicle aerodynamics are

The vehicle aerodynamics are designed to improve fuel economy performance. This may result in a pulsing sound when a window is partially open. To reduce the sound, open another window or the sunroof (if equipped).

See also:

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 ...

How to Check Lubricant
To get an accurate reading, the vehicle should be on a level surface. A. Fill Plug B. Drain Plug When the differential is cold, add enough lubricant to raise the level from 0mm (0 in) to 3. ...

Vehicle Customization
Some vehicle features can be programmed by using the DIC buttons next to the steering wheel. These features include: Language Door Lock and Unlock Settings RKE Lock and Unlock Feedback Lig ...