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: Starter Switch Check
Warning When you are doing this inspection, the vehicle could move suddenly. If the vehicle moves, you or others could be injured. Before starting this check, be sure there is enough room around the vehicle. Apply both the parking brake and the regular brake...
GMC Terrain 2018-2026 Owners Manual: Engine Oil Life System
The engine oil life system calculates engine oil life based on vehicle use and displays the CHANGE ENGINE OIL SOON message when it is time to change the engine oil and filter. The oil life system should be reset to 100% only following an oil change...
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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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