GMC Sierra/Sierra Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-9955992) - 2017 - crc - 5/3/16
166
Lighting
Lighting
Exterior Lighting
Exterior Lamp Controls . . . . . . . 166
Exterior Lamps Off
Reminder . . . . . . . . . . . . . . . . . . . 168
Changer . . . . . . . . . . . . . . . . . . . . 168
Flash-to-Pass . . . . . . . . . . . . . . . . 169
Daytime Running
Lamps (DRL) . . . . . . . . . . . . . . . 169
System . . . . . . . . . . . . . . . . . . . . . . 169
Hazard Warning Flashers . . . . . 170
Turn and Lane-Change
Signals . . . . . . . . . . . . . . . . . . . . . . 170
Fog Lamps . . . . . . . . . . . . . . . . . . . 171
Auxiliary
Roof-Mounted Lamp . . . . . . . . 171
Interior Lighting
Control . . . . . . . . . . . . . . . . . . . . . . 172
Cargo Lamp . . . . . . . . . . . . . . . . . . 172
Dome Lamps . . . . . . . . . . . . . . . . . 173
Reading Lamps . . . . . . . . . . . . . . 173
Lighting Features
Battery Load Management . . . 174
Battery Power Protection . . . . . 175
Exterior Lighting
Exterior Lamp Controls
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
control to the off position 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,