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

Door Lock Switch Inputs


Object Number: 886888  Size: FS
Master Electrical Component List
Power Door Locks Description and Operation
Endgate Lock Cylinder Switch Inputs - Utility
MIR/LKS, FOG LP Fuses and DRL, Headlamp Power Relays
Endgate Lock Cylinder Switch Inputs - Utility
MIR/LKS, FOG LP Fuses and DRL, Headlamp Power Relays
Relay Control
Figure 2:

Endgate Lock Cylinder Switch Inputs - Utility


Object Number: 756074  Size: FS
Master Electrical Component List
Power Door Locks Description and Operation
BCM Inputs and Outputs
Door Lock Switch Inputs
Door Lock Switch Inputs
Output
Output
Relay Control
Relay Control
Figure 3:

BCM Inputs and Outputs


Object Number: 756075  Size: FS
Master Electrical Component List
Power Door Locks Description and Operation
Relay Control
Endgate Lock Cylinder Switch Inputs - Utility
G200, G201, G207, and G300- Pickup and Crew Cab
Relay Control
Gages
Figure 4:

Relay Control


Object Number: 756076  Size: FS
Master Electrical Component List
Power Door Locks Description and Operation
Door Lock Actuator
BCM Inputs and Outputs
B+ Bus Bar
G200, G201, G207, and G300- Pickup and Crew Cab
G200, G201, G207, and G300- Pickup and Crew Cab
Door Lock Actuator
BCM Inputs and Outputs
BCM Inputs and Outputs
Endgate Lock Cylinder Switch Inputs - Utility
Door Lock Switch Inputs
BCM Inputs and Outputs
Endgate Lock Cylinder Switch Inputs - Utility
Door Lock Switch Inputs
Figure 5:

Door Lock Actuators


Object Number: 756077  Size: FS
Master Electrical Component List
Power Door Locks Description and Operation
Relay Control
Relay Control
Relay Control