Rear Compartment Lamp
WARNING: This page is about a different car, the 2003 Pontiac Sunfire and 2003 Chevrolet Cavalier. However, it is still accessible from the selected car via links, so may be relevant.
The courtesy lamps supply voltage circuit also provides battery positive voltage to the rear compartment lamp. When the rear compartment is opened, its switch closes and the rear compartment lamp illuminates. The rear compartment lamp is grounded at G304.