GMC Terrain: Interior Lighting / Courtesy Lamps and Dome Lamps
Courtesy Lamps
The courtesy lamps come on when
any door is opened and the 
OFF
indicator light is turned off. See
Dome Lamps.
Dome Lamps
The dome lamp controls are in the overhead console.
To operate, press the following buttons:
OFF : Press to turn off
the
dome lamps when a door is open.
An indicator light on the button will
turn on when the dome lamp
override is activated. Press 
OFF again to deactivate this feature
and the indicator light will turn off.
The dome lamps will come on when
doors are opened.
ON/OFF : Press to turn
the dome
lamps on manually.
Instrument Panel Illumination Control
The brightness of the instrument
cluster display, infotainment display
and controls, steering wheel
controls, and all other illuminated
controls, as well as feature status
indicators can be adjusted...
Reading Lamps
There are reading lamps on the
overhead console and over the rear
passenger doors. These lamps
come on when any door is opened.
Front Reading Lamps
The front reading lamps are in the
overhead console...
Other information:
GMC Terrain 2018-2025 Owners Manual: Roof Rack System
Warning If something is carried on top of the vehicle that is longer or wider than the roof rack—like paneling, plywood, or a mattress—the wind can catch it while the vehicle is being driven. The item being carried could be violently torn off, and this could cause a collision and damage the vehicle...
GMC Terrain 2018-2025 Owners Manual: Heated Rear Seats
Warning If temperature change or pain to the skin cannot be felt, the seat heater may cause burns. See the Warning under Heated and Ventilated Front Seats. If equipped, the rear heated seat buttons are on the rear of the center console. Press to heat the left or right outboard seat cushion and seatback...
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Categories
Vehicle Personalization
The following are all possible vehicle personalization features. Depending on the vehicle, some may not be available.
For System, Apps, and Personal features and functions, see “Settings” in the infotainment manual.
To access the vehicle personalization menu:
Touch the Settings icon on the Home Page of the infotainment display. Touch Vehicle to display a list of available options. Touch to select the desired feature setting. Touch
or R to turn a
feature
off or on.
Touch 
to go to the top
level
of the Settings menu.
