Danger, Warnings, and Cautions
Warning messages found on vehicle labels and in this manual describe hazards and what to do to avoid or reduce them.
Danger indicates a hazard with a high level of risk which will result in serious injury or death.
Warning or Caution indicates a hazard that could result in injury or death.
WARNING
These mean there is something that could hurt you or other people.
Notice: This means there is something that could result in property or vehicle damage. This would not be covered by the vehicle's warranty.
A circle with a slash through it is a safety symbol which means “Do Not,” “Do not do this,” or “Do not let this happen.”
See also:
Power Liftgate 3/4 Mode
To program the liftgate opening height:
1. Turn the liftgate switch to either the MAX , or the 3/4 mode position and
power open the liftgate.
2. Stop the liftgate movement at the desired height by ...
Roadside Assistance Program
U.S.: 1-888-881-3302
TTY Users (U.S.): 1-888-889-2438
Canada: 1-800-268-6800
Mexico: 01-800-466-0801
As the owner of a new GMC, you are automatically enrolled in the Roadside Assistance program.
...
OnStar®
If equipped, this vehicle has a comprehensive, in-vehicle system that can connect
to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic
Services. See OnStar Overview on ...