GMC Terrain: Exterior Lighting / Hazard Warning Flashers
: Press to make the front and
rear turn signal lamps flash on and
off. This warns others that you are
having trouble.
Press 
again to turn the
flashers off.
Automatic Headlamp System
When the exterior lamp control is
set to AUTO and it is dark enough
outside, the headlamps come on
automatically.
There is a light sensor on top of the
instrument panel...
Turn and Lane-Change Signals
Move the lever all the way up or
down to signal a turn.
An arrow on the instrument cluster
will flash in the direction of the turn
or lane change.
Raise or lower the lever until the
arrow starts to flash to signal a lane
change...
Other information:
GMC Terrain 2018-2026 Owners Manual: Seat Adjustment - Manual Front Seats
To adjust a manual seat: Pull the handle at the front of the seat. Slide the seat to the desired position and release the handle. Try to move the seat back and forth to be sure it is locked in place. Seat Height Adjuster Move the lever up or down to manually raise or lower the seat...
GMC Terrain 2018-2026 Owners Manual: Service
All vehicles have a label underhood that identifies the refrigerant used in the vehicle. The refrigerant system should only be serviced by trained and certified technicians. The air conditioning evaporator should never be repaired or replaced by one from a salvage vehicle...
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Categories
Engine Overheating
The vehicle has an engine coolant temperature gauge on the instrument cluster and overheat messages in the Driver Information Center (DIC) to warn of engine overheating. See Engine Coolant Temperature Gauge.
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