Exterior Lighting; Windshield Wiper/Washer - GMC Sierra 2018 Owner's Manual

18 In Brief
Press or next to each reading
lamp to turn it on or off.
For more information about interior
lighting, see Instrument Panel
Illumination Control 0 178.

Exterior Lighting

The exterior lamp control is on the
instrument panel to the left of the
steering wheel.
O
: Turns off the automatic
headlamps and Daytime Running
Lamps (DRL). Turn the headlamp
O
control to again to turn the
automatic headlamps or DRL
back on.
For vehicles first sold in Canada, off
will only work when the vehicle is in
P (Park).
AUTO : Automatically turns on the
headlamps, parking lamps,
taillamps, instrument panel lights,
roof marker lamps (if equipped),
front/rear sidemarker lamps, and
license plate lamps.
;
: Turns on the parking lamps
including all lamps, except the
headlamps.
5
: Turns on the headlamps
together with the parking lamps and
instrument panel lights.
See:
Exterior Lamp Controls 0 172.
Daytime Running Lamps (DRL)
0 175.
Fog Lamps 0 177.

Windshield Wiper/Washer

The windshield wiper control is on
the turn signal lever.
The windshield wipers are controlled
by turning the band with
1
: Fast wipes.
w
: Slow wipes.
INT : Turn the band up for more
frequent wipes or down for less
frequent wipes.
OFF : Turns the windshield
wipers off.
8
: For a single wipe, turn to
then release. For several wipes,
8
hold the band on longer.
z
on it.
8
,