GM Service Manual Online
For 1990-2009 cars only
Figure 1:

Rear Compartment Lid Release


Object Number: 681350  Size: FS
Master Electrical Component List
Battery Voltage to the Rear Fuse Block
G401 (1 of 2)
Class 2 Serial Data
Class 2 Serial Data
G201 (2 of 2)
G201 (2 of 2)
Fuel Door Lock
Figure 2:

Fuel Door Lock


Object Number: 681353  Size: FS
Master Electrical Component List
Battery Voltage to the Rear Fuse Block
ELC, RRFOG, ALDL Fuses and the ELC, REAR DEFOG, F/TNKDR REL, and F/TNKDRLOCK Relays (Fuse Block - Rear)
G302
Battery Voltage to the Rear Fuse Block
Class 2 Serial Data
Rear Compartment Lid Release