C 1500 Truck 2WD V6-262 4.3L VIN Z (1992)
Cigarette Lighter: Description and Operation
Voltage is supplied at all times from the CTSY Fuse to the Courtesy Lamp, Dome Lamp and I/P Compartment Box Lamp. The Courtesy and Dome
Lamps turn on when a ground path is provided by the Panel Dimmer Switch or one of the Door Jamb Switches.
The I/P Compartment Box and Vanity Lamps have their own switches that provide ground paths when their switches close.
