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

Front Passenger Door Shown, Driver Similar


Object Number: 416725  Size: LF
(1)Door Lock Cylinder Switch Connector - Front Passenger
(2)Door Handle Switch Connector - Right
(3)Door Lock Actuator Connector - Front Passenger
(4)Door Lock Actuator - Front Passenger
(5)Window Motor and Connector - Front Passenger
(6)Splice S502-LH
(7)Splice S601-RH, S501-LH
(8)Speaker Connector - RF Door
(9)C601-RH, C500-LH
(10)C501-LH
(11)P600-RH, P500-LH
(12)Outside Rearview Mirror Connector - Passenger
Figure 2:

Door Harness Wiring Switches, Front


Object Number: 594093  Size: LF
(1)Door - Front Passenger
(2)Door Lock and Window Switch Connector C1 - Front Passenger
(3)Door Lock and Window Switch Connector C2 - Front Passenger
(4)Switch Plate
(5)Outside Rearview Mirror Switch Connector
(6)Window Lockout Switch Connector (4-Door Utility)
(7)Door Lock and Window Switch Connector C1 - Driver
(8)Door Lock and Window Switch Connector C2 - Driver
(9)Door Panel - Driver
(10)Door - Driver
(11)Outside Rearview Power Folding Mirror Switch Connector
Figure 3:

Door Wiring Harness (RR Shown, LR Similar)


Object Number: 357305  Size: LF
(1)Door
(2)Door Lock Actuator - RR
(3)Window Switch - RR
(4)Speaker - RR Door
(5)Window Motor - RR
(6)C306 (RH) or C304 (LH)
(7)C307 (RH) or C305 (LH)
(8)P800 (RH) or P700 (LH)
(9)Window Switch Connector - RR
Figure 4:

Outside Rearview Mirror


Object Number: 406334  Size: LF
(1)Outside Rearview Mirror - Driver (Front Passenger Similar)
(2)Outside Rearview Mirror Connector - Driver (Front Passenger Similar)
Figure 5:

Liftgate LH (Utility)


Object Number: 357352  Size: LF
(1)C426 LH (C428 RH)
(2)C427 LH (C429 RH)
(3)P901
(4)C432 LH (C433 RH)
(5)Liftgate Switch Connector
(6)Liftgate Lock Actuator Connector
(7)Liftgate Window Release Actuator Connector
(8)Liftgate Window Release Actuator
Figure 6:

Endgate Harness Routing View


Object Number: 397727  Size: LF
(1)Window Wiper Motor Controller - Rear
(2)Rear Window Wiper Cutout and Liftglass Ajar Jamb Switch
(3)P900
(4)Endgate Harness
(5)Liftglass Release Actuator
(6)Liftglass/Endgate Lock Cylinder Switch
(7)Endgate