Auxiliary Roof Mounted Lamp; Instrument Panel Brightness; Dome Lamps - GMC Sierra Classic 2007 Owner's Manual

Auxiliary Roof Mounted Lamp

If your vehicle has this feature, this button includes
wiring provisions for a dealer or a qualified
service center to install an auxiliary roof lamp.
When the wiring is connected to an auxiliary roof
mounted lamp, pressing the button will activate
the lamp and illuminate an indicator light near the
button. Pressing the button again will turn off
the roof mounted lamp.
If your vehicle has this button, your vehicle may
have the snow plow prep package. For further
information see Adding a Snow Plow or Similar
Equipment on page 410.
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This button is located
on the center of the
instrument panel near
the climate controls.

Instrument Panel Brightness

D
(Instrument Panel Brightness): This
feature controls the brightness of the instrument
panel lights.
The thumbwheel for this feature is located next to
the headlamp control.
Move the thumbwheel up to adjust the instrument
panel lights and to return the radio display to
full brightness when the headlamps or parking
lamps are on. To turn on the dome lamps, move
the thumbwheel to the farthest position.

Dome Lamps

The dome lamps come on when a door is opened.
The dome lamps can be turned on by moving
the thumbwheel, located next to the exterior lamps
control, to the farthest position. In this position,
the dome lamps will remain on whether a door is
opened or closed.