Cargo Lamp; Dome Lamps; Reading Lamps - GMC Sierra 2015 Owner's Manual

Cargo Lamp

The cargo lamp provides more light
in the cargo area or on the sides of
the vehicle, if needed. The lights
inside the pickup box and/or on the
outside rearview mirrors also turn
on, if equipped.
Press the switch down to turn the
cargo lamp on or off. An indicator
light will turn on when the lamp is
turned on, if equipped. The shift
lever must be in the P (Park)
position to operate the cargo lamp.
The lights on the outside rearview
mirrors turn on if the shift lever is in
the R (Reverse), N (Neutral),
or P (Park) position.

Dome Lamps

There are dome lamps in the
overhead console and the headliner,
if equipped.
To change the dome lamp settings,
press the following:
OFF: Turns the lamps off, even
when a door is open.
Lighting
DOOR: The lamps come on
automatically when a door is
opened.
ON: Turns all dome lamps on.

Reading Lamps

There are reading lamps in the
overhead console and the headliner,
if equipped. To operate, the ignition
must be in the ACC/ACCESSORY
or ON/RUN position, or using
Retained Accessory Power (RAP).
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