WARNING: This page is about a different car, the 2004 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Remote Control Door Lock Receiver And Rear Compartment Lid Release Request Schematics
Courtesy of GENERAL MOTORS CORP.
Fig 2: Rear Compartment Lid Release Control And Rear Compartment Lid Ajar Switch Schematics (Hardtop/Convertible)
Courtesy of GENERAL MOTORS CORP.
Fig 3: Rear Compartment Lid Release Control And Rear Compartment Lid Ajar Switch Schematics (Coupe)