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

DDM Power, Ground, Inputs, and Outputs


Object Number: 642154  Size: FS
DDM Inputs, Outputs, and Class 2
Power Door Systems Component Views
Class 2 Serial Data Line (LH Drive) (2 of 2)
Inside Rearview Mirror Power and Ground
Left Power Windows
Battery Feeds
Battery Feeds
G200
Power Windows Description and Operation
Heated Mirrors
Figure 2:

DDM Inputs, Outputs, and Class 2


Object Number: 642157  Size: FS
DDM Power, Ground, Inputs, and Outputs
PDM Power, Ground, Inputs, and Outputs
Power Door Systems Component Views
Door Ajar Indicator Description and Operation
Driver Power Mirror (w/o A45)
Driver and LR Doors
Class 2 Serial Data Line (LH Drive) (2 of 2)
Figure 3:

PDM Power, Ground, Inputs, and Outputs


Object Number: 642161  Size: FS
DDM Inputs, Outputs, and Class 2
PDM Inputs, Outputs, and Class 2
Power Door Systems Component Views
Power Windows Description and Operation
Battery Feeds
Battery Feeds
G201 (1 of 3)
Right Power Windows
Figure 4:

PDM Inputs, Outputs, and Class 2


Object Number: 642177  Size: FS
PDM Power, Ground, Inputs, and Outputs
LRDM Power, Ground, Inputs, Outputs, and Class 2
Power Door Systems Component Views
Door Ajar Indicator Description and Operation
Passenger Power Mirror (w/A45)
Front Passenger and RR Doors
Class 2 Serial Data Line (LH Drive) (2 of 2)
Figure 5:

LRDM Power, Ground, Inputs, Outputs, and Class 2


Object Number: 642184  Size: FS
PDM Inputs, Outputs, and Class 2
RRDM Power, Ground, Inputs, Outputs, and Class 2
Power Door Systems Component Views
Door Ajar Indicator Description and Operation
Battery Feeds
Battery Feeds
Driver and LR Doors
Door MDL and ALDL Fuses
G300
G200
Rear Power Windows
Rear Heated Seat Switches
Class 2 Serial Data Line (LH Drive) (1 of 2)
Figure 6:

RRDM Power, Ground, Inputs, Outputs, and Class 2


Object Number: 642187  Size: FS
LRDM Power, Ground, Inputs, Outputs, and Class 2
Power Door Serial Data
Power Door Systems Component Views
Door Ajar Indicator Description and Operation
Battery Feeds
Battery Feeds
Door MDL and ALDL Fuses
Front Passenger and RR Doors
G201 (1 of 3)
G302 (LH Drive)
Rear Power Windows
Rear Heated Seat Switches
Class 2 Serial Data Line (LH Drive) (2 of 2)
Figure 7:

Power Door Serial Data


Object Number: 642190  Size: FS
RRDM Power, Ground, Inputs, Outputs, and Class 2
Power Door Systems Component Views
Power Windows Description and Operation