STS AWD V8-4.6L VIN A (2006)
Trunk Lamp: Description and Operation
REAR COMPARTMENT LAMP
The rear compartment lamp will operate in all ambient light conditions. When the rear deck lid opens, the rear compartment lamp switch in the latch
assembly closes to provide a direct path to ground for the rear compartment lamp. Closing the deck lid opens the contacts in the switch turning OFF the
rear compartment lamp.