Highway Hypnosis
Always be alert and pay attention to your surroundings while driving. If you become tired or sleepy, find a safe place to park the vehicle and rest.
Other driving tips include:
○ Keep the vehicle well ventilated.
○ Keep the interior temperature cool..
○ Keep your eyes moving — scan the road ahead and to the sides..
○ Check the rearview mirror and vehicle instruments often.
See also:
Customer Assistance for Text Telephone (TTY) Users (U.S. and Canada)
To assist customers who are deaf, hard of hearing, or speech impaired and who use Text Telephones (TTYs), GMC has TTY equipment available at its Customer Assistance Center. Any TTY user can communicat ...
Driver Information Center (DIC)
The DIC display is located in the center of the instrument panel cluster. It
shows the status of many vehicle systems.
The DIC buttons are located below the climate control system.
MENU: Press thi ...
Setting the Tone (Bass/Midrange/Treble)
BASS/MID/TREB (Bass, Midrange, or Treble):
To adjust bass, midrange, or treble:
1. Press until the tone control tabs display.
2. Continue pressing to highlight the tab, or press the softkey under ...