Dome Lamp Override
The dome lamp override button is located next to the exterior lamps control.

: Press the button in and the dome lamps remain off when a door is opened. Press the button again to return it to the extended position so that the dome lamps come on when a door is opened.
See also:
Roadside Assistance Program
As the owner of a new GMC, you are automatically enrolled in the Roadside Assistance
program. See Roadside Assistance Program (U.S. and Canada) on page 13‑7 or Roadside
Assistance Program (M ...
Center Seat
If equipped, the center front seatback doubles as an armrest and cupholder/storage area for the driver and passenger when the center front seat is not used. Do not use it as a seating position when th ...
How to Detect a Tamper Condition
If is pressed and the horn sounds,
an attempted break-in has occurred while the system was armed.
If the alarm has been activated, the THEFT ATTEMPTED message will appear on the
DIC. See Key and ...





