Chevrolet 2000 Corvette Owner's Manual page 106

Fog Lamps (Option)
Use the fog lamps for better vision in foggy or misty
conditions. Your parking lamps or low
must be on or the fog lamps won't work.
To turn the fog lamps on, push the button located on
the instrument panel, to the left of the steering column.
A light on the button will come on when the fog lamps
are on. Push the button again to turn the fog lamps off.
2-48
Twilight Sentinel
Control (Optional, Standard in Canada)
Twilight Sentinel can turn your lamps on and off for
you. A light sensor on top of the instrument panel makes
the Twilight Sentinel work, so be sure it isn't covered.
You can customize your vehicle to turn Twilight
Sentinel on or off (except for vehicles first sold in
Canada). See "Driver Information Center (DIC)" in
the Index to turn this feature on or off.
When Twilight Sentinel is turned on, you will see the
following happen:
D
D
-
beam headlamps
R
Automatic Lamp
When it's dark enough outside, the front turn signal
lamps (DRL) will go off, and the headlamps and
parking lamps will come on. The other lamps that
come on with headlamps will also come on.
When it's bright enough outside, the headlamps will
go off, and the front turn signal lamps (DRL) will
come on, as long as the headlamp switch is in the
OFF position.