GMC Terrain: Bulb Replacement / Front Turn Signal Lamps
To replace one of these bulbs:
- Open the hood. See Hood.

- Remove the bulb access cap
from the top of the headlamp
assembly by turning it
counterclockwise.

- Remove the bulb from the bulb
socket by pinching the tabs on
either side of the bulb and pull
straight out.
- Install the new bulb in the bulb
socket.
- Install the bulb access cap onto
the headlamp assembly by
turning clockwise.
To replace one of these lamps:
Open the liftgate. See Liftgate.
Remove the two screw caps
and two screws from the
taillamp assembly.
Pull the taillamp assembly out
of the vehicle body...
Other information:
When a slower moving vehicle is
detected ahead within the selected
following gap, ACC will adjust the
vehicle's speed and attempt to
maintain the follow distance gap
selected.
Press on the steering wheel to
adjust the following gap. Each press
cycles the gap button through three
settings: Far, Medium, or Near...
Warning
Avoid getting Diesel Exhaust
Fluid (DEF) on your skin or in
your eyes as it could cause
irritation. For more safety,
handling, and storage information,
see the Diesel Exhaust Fluid
container label.
Diesel Exhaust Fluid (DEF) is used
with diesel engines to reduce the
amount of regulated emissions
produced...