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

Door Lock Motors and Relays


Object Number: 1791462  Size: FS
Master Electrical Component List
Power Door Locks Description and Operation
Control Module References
Door Latches and Switches
B+ BUS - 1 of 2
BATT 3, DR/LCK, REAR/WPR, RSE and S/ROOF Fuses and PWR WNDW Circuit Breaker
G203, G205, G207
Figure 2:

Door Latches and Switches


Object Number: 1791478  Size: FS
Master Electrical Component List
Power Door Locks Description and Operation
Control Module References
Door Lock Motors and Relays
Rear Wiper/Washer
G401
G311