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

Driver Door Module


Object Number: 660023  Size: FS
Master Electrical Component List
Outside Mirror Description and Operation
Driver Door Module Inputs and Outputs
Underhood Fuse Block- BAT 1/ Rear Fuse Block- RDM, C/LTR, DDM, HTDSTL, TRK REL Fuses and Trunk Lid Release Relay/ IP Fuse Block- PDM, SBM, CSTR/SBM Fuses
Underhood Fuse Block and Underhood Maxi-Fuse Block
Class 2 Serial Data Line
Underhood Maxi-Fuse Block- PWR WDO Circuit Breaker/Rear Fuse Block-RDO/PH, SUNRF Fuses and RAP Relay
Inside Rear View Mirror
G202 (1 of 4)
G202 (4 of 4)
Front Power Window Components
Figure 2:

Driver Door Module Inputs and Outputs


Object Number: 660030  Size: FS
Master Electrical Component List
Power Door Locks Description and Operation
Passenger Door Module
Driver Door Module
Left Outside Power Mirror
Left Front Power Door Components
Figure 3:

Passenger Door Module


Object Number: 660031  Size: FS
Master Electrical Component List
Outside Mirror Description and Operation
Passenger Door Module Inputs and Outputs
Driver Door Module Inputs and Outputs
Underhood Fuse Block- BAT 1/ Rear Fuse Block- RDM, C/LTR, DDM, HTDSTL, TRK REL Fuses and Trunk Lid Release Relay/ IP Fuse Block- PDM, SBM, CSTR/SBM Fuses
Underhood Fuse Block and Underhood Maxi-Fuse Block
Underhood Maxi-Fuse Block- PWR WDO Circuit Breaker/Rear Fuse Block-RDO/PH, SUNRF Fuses and RAP Relay
Right Outside Power Mirror
G201 (1 of 2)
Right Outside Power Mirror
Front Power Window Components
Figure 4:

Passenger Door Module Inputs and Outputs


Object Number: 660032  Size: FS
Master Electrical Component List
Power Door Locks Description and Operation
Rear Door Module
Passenger Door Module
Right Front Power Door Lock Components
Figure 5:

Rear Door Module


Object Number: 660033  Size: FS
Master Electrical Component List
Power Door Locks Description and Operation
Rear Door Module Inputs and Outputs
Passenger Door Module Inputs and Outputs
Underhood Fuse Block- BAT 1/ Rear Fuse Block- RDM, C/LTR, DDM, HTDSTL, TRK REL Fuses and Trunk Lid Release Relay/ IP Fuse Block- PDM, SBM, CSTR/SBM Fuses
Underhood Fuse Block and Underhood Maxi-Fuse Block
Underhood Maxi-Fuse Block- PWR WDO Circuit Breaker/Rear Fuse Block-RDO/PH, SUNRF Fuses and RAP Relay
Underhood Maxi-Fuse Block- PWR WDO Circuit Breaker/Rear Fuse Block-RDO/PH, SUNRF Fuses and RAP Relay
G400 (2 of 2)
G201 (1 of 2)
Figure 6:

Rear Door Module Inputs and Outputs


Object Number: 660034  Size: FS
Master Electrical Component List
Power Door Locks Description and Operation
Rear Door Module
Rear Power Window Components
Rear Power Door Lock Components