2003 Cadillac Seville Owner's Manual - Page 129

Twilight Sentinel@ This lever is located below the exterior lamps control. It automatically turns the lamps on and off by sensing how dark it is outside. outside to require the headlamps and/or other exterior lamps). Turning on the Twilight Sentinel@ or turning the exterior lamp control to the headlamp position will remove the HEADLAMPS SUGGESTED message. Light Sensor To operate the Twilight Sentinel@,leave the exterior lamps control off and slide the TWILIGHT lever to any position but OFF. If you move the lever all the way to the right, the lamps will remain on for approximately three minutes after the ignition has been turned to OFF. If you move the lever so it is barely on, the lamps will go off quickly when you turn the ignition switch out of OFF. You can adjust the delay time from only a few seconds to about three minutes. If it's dark enough outside and the Twilight Sentinel@ lever is off, a HEADLAMPS SUGGESTED message will display on the Driver Information Center (DIC). This message informs the driver that turning on the exterior lamps is recommended (it's become dark enough 3-18 The light sensor for the Daytime Running Lamps (DRL) and the Twilight Sentinel@is located on the driver's side of the front defogger grille. If you cover the sensor, it will read "dark" and the exterior lamps or the HEADLAMPS SUGGESTED message will be on whenever the ignition is on.