GMC Terrain: Initial Drive Information / Exterior Lighting
The exterior lamp control is on the instrument panel to the left of the steering column.
There are four positions.
: Turns the exterior lamps off
and
deactivates the AUTO mode. Turn
to 
again to reactivate the
AUTO mode.
In Canada, the headlamps will automatically reactivate when the vehicle is shifted out of P (Park).
: Turns the exterior lamps on
and off automatically depending on
outside lighting.
: Turns on the parking lamps
including all lamps, except the
headlamps.
: Turns on the headlamps
together with the parking lamps and
instrument panel lights.
See:
- Exterior Lamp Controls
- Daytime Running Lamps (DRL)
- Fog Lamps
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...
Windshield Wiper/Washer
The windshield wiper/washer lever
is on the side of the steering
column. With the ignition on or in
ACC/ACCESSORY, move the
windshield wiper lever to select the
wiper speed...
Other information:
GMC Terrain 2018-2026 Owners Manual: Driver Information Center (DIC) (Base and Midlevel)
The DIC displays are shown in the center of the instrument cluster in the Info app. See Instrument Cluster (Base and Midlevel) or Instrument Cluster (Uplevel). The displays show the status of many vehicle systems. The controls for the DIC are on the right steering wheel control...
GMC Terrain 2018-2026 Owners Manual: Power Driver Seat
To adjust a power driver seat, if equipped: Move the seat forward or rearward by sliding the control forward or rearward. Raise or lower the front part of the seat cushion by moving the front of the control up or down. Raise or lower the entire seat by moving the rear of the control up or down...
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