Rear Window Lockout
The rear window lockout feature prevents the rear passenger windows from operating, except from the driver position.
Press 
to activate the rear window lockout switch. The LED light comes on when activated.
Press again to deactivate the lockout switch.
See also:
Center Console Storage
Vehicles with an upper and lower center console storage area have cupholders included.
Pull the lever (A) up to access the upper storage area. Raise the upper storage bin, then pull the lever (B) u ...
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.
...
Reporting Safety Defects to General Motors
In addition to notifying NHTSA (or Transport Canada) in a situation like this, please notify General Motors.
Call 1-800-GMC-8782 (1-800-462-8782), or write:
GMC Customer Assistance Center
P.O. Box ...