1996 Cadillac Eldorado Owner's Manual - Page 104

Interior Lamps Instrument Panel Intensity Control As you turn theheadlamp knob clockwise, the instrument panel lights will brighten. Turning the headlamp knob all the way clockwise will turn on the interior lamps. Reading Lamps Illuminated Entry System The illuminated entry system turns on the courtesy lamps and the backlighting to the door switches and headlamp knob control when a door isopened or if you press the Remote Keyless Entry (RKE) button. Note that the illuminated entry system is photocell which means that it must be dark outside in order for the courtesy lamps to turn on. The courtesy lamps will turn off approximately 20 seconds after the last door is closed. The reading lamps are located in the roof. These lamps and the interior courtesy lamps come on when either door is opened and it is dark outside. Press the button to turn them on. Press it again to turn them off. If the reading lamps are left on, they automatically shut off 10 minutes after the ignition has been turned off.