GMC Terrain: Warning Lights, Gauges, and Indicators / Hill Descent Control Light and Lane Keep Assist (LKA) Light
Hill Descent Control Light

If equipped, the Hill Descent Control
light comes on when the system is
ready for use. When the light
flashes, the system is active.
See Hill Descent Control (HDC).
Lane Keep Assist (LKA) Light

If equipped, this light is green if LKA
is available to assist.
LKA may assist by gently turning
the steering wheel if the vehicle
approaches a detected lane marking
without using the turn signal in that
direction. The LKA light will turn
amber.
This light is amber and flashes as a
Lane Departure Warning (LDW)
alert, to indicate that the lane
marking has been crossed.
See Lane Keep Assist (LKA).
Vehicle Ahead Indicator
If equipped, this indicator will
display green when a vehicle is
detected ahead.
See Forward Collision Alert (FCA) System.
Pedestrian Ahead Indicator
If equipped, this indicator will
display amber when a nearby
pedestrian is detected directly in
front of the vehicle...
Other information:
Warning
On curves, ACC may not detect a
vehicle ahead in your lane. You
could be startled if the vehicle
accelerates up to the set speed,
especially when following a
vehicle exiting or entering exit
ramps. You could lose control of
the vehicle or crash...
This light is part of the vehicle’s
emission control on-board
diagnostic system. If this light is on
while the engine is running, a
malfunction has been detected and
the vehicle may require service. The
light should come on to show that it
is working when the ignition is in
Service Mode...