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Home >> Buick >> 2001 >> Century Limited >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Headlights >> Lighting Systems >> Description and Operation >> Interior Lighting Systems Description and Operation >> Interior Lamps Dimming >> Incandescent Dimming

Incandescent Dimming

The incandescent lamps become illuminated when the park lamps are on. The brightness of all the incandescent lamps is determined by a variable voltage signal from the dimmer switch and sent through the instrument panel lamp supply voltage 1 circuit. The incandescent lamps are located in various components (see schematics).