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

Door Lock Switches


Object Number: 1501090  Size: FS
Master Electrical Component List
Power Door Locks Description and Operation
Control Module References
Door Lock Actuators
Door Ajar Indicators
Switches
G301
Switches
G301
Figure 2:

Door Lock Actuators


Object Number: 1501092  Size: FS
Master Electrical Component List
Power Door Locks Description and Operation
Control Module References
Door Ajar Indicators
Door Lock Switches
Underhood Junction Block - ICBM Batt2, BCM - PWR Windows, Wiper Sw, Sunroof/HTD Seat Fuses
Figure 3:

Door Ajar Indicators


Object Number: 1501093  Size: FS
Master Electrical Component List
Power Door Locks Description and Operation
Control Module References
Door Lock Actuators
Door Lock Switches
G301
Low Speed Serial Data
G301