C 1500 Truck 2WD V6-4.3L VIN X (2003)
Glove Box Lamp: Description and Operation
IP COMPARTMENT LAMP
The inadvertent power courtesy lamps supply voltage circuit of the BCM provides battery positive voltage to the instrument panel compartment lamp.
When the IP compartment is opened, a switch closes to provide a ground circuit and the IP compartment lamp illuminates. Ground is provided to the IP
compartment lamp at G203.
