Front Reading Lamps (If Equipped); Dome Lamps - GMC SIERRA CK2 1999 Owner's Manual

Front Reading Lamps (If Equipped)

Press the button again to turn the lamp off.

Dome Lamps

The dome lamps will come on when you open the doors.
You can also turn the dome lamps on by rotating the
thumb wheel, located next to the parking/headlamps
knob, all the way up to the second notch. In this
position, the dome lamps will remain on whether the
doors are opened or closed.
If your vehicle has reading
lamps, press the button next
to the lamp to turn the lamp
on. The lamps can be
adjusted to point in the
direction you want.
You can use the DOME OVERRIDE button, located
below the parking/headlamp knob, to set the dome
lamps to come on automatically when the doors are
opened, or remain off. To turn the lamps off, press the
button once. With the button in this position, the dome
lamps will remain off when the doors are open. To
return the lamps to automatic operation, press the button
again and return it to the "out" position. With the button
in this position, the dome lamps will come on when you
open the door.
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