2001 Chevrolet Corvette Owner's Manual - Page 114

Twilight SentinelR Automatic Lamp 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: Twilight Sentinel also provides exterior illumination as you leave the vehicle. If Twilight Sentinel has turned on the lamps when you turn off the ignition, your lamps will remain on until: D The headlamp switch is moved from OFF to the parking lamp position, or D a delay time that you select has elapsed. See "Driver Information Center (DIC)" in the Index to select the delay time that you want. You can also select no delay time. If you turn off the ignition with the headlamp switch in the parking lamp or headlamp position, the Twilight Sentinel delay will not occur. The lamps will turn off as soon as the switch is turned off. As with any vehicle, you should turn on the regular headlamp system when you need it. D 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. go off, and the front turn signal lamps (DRL) will come on, as long as the headlamp switch is in the OFF position. D When it's bright enough outside, the headlamps will With Twilight Sentinel turned on, you can idle the vehicle with the lamps off, even when it's dark outside. First set the parking brake while the ignition is in OFF. Then start the vehicle. The lamps will stay off until you release the parking brake. 2-52