Horn
Pressa 
on the steering wheel pad
to sound the horn.
See also:
Center Console Storage
Pull up on the lever, located on the front of the center console armrest, to slide it forward and backward.
To open the armrest storage area, press the button located on the front of the armrest.
...
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 s ...
SAFETY
The 2011 GMC Acadia, including the Denali trim, has been named a Top Safety
Pick by the Insurance Institute for Highway Safety. The Acadia received the top
score of Good in frontal-offset, side-im ...