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

Data Link Connector Power and Ground (LH Drive)


Object Number: 788130  Size: FS
Master Electrical Component List
Data Link Communications Description and Operation
Class 2 Serial Data Line (LH Drive) (1 of 2)
Class 2 Serial Data Line (LH Drive) (1 of 2)
G201 2 of 3
G201 2 of 3
G200
G200
ALDL, PCM BATT, IP, ABS Fuses
Figure 2:

Class 2 Serial Data Line (LH Drive) (1 of 2)


Object Number: 783607  Size: FS
Master Electrical Component List
Data Link Communications Description and Operation
Class 2 Serial Data Line (LH Drive) (2 of 2)
Data Link Connector Power and Ground (LH Drive)
Class 2 Serial Data Line (LH Drive) (2 of 2)
Data Link Connector Power and Ground (LH Drive)
Class 2 Serial Data Line (LH Drive) (2 of 2)
Figure 3:

Class 2 Serial Data Line (LH Drive) (2 of 2)


Object Number: 783609  Size: FS
Master Electrical Component List
Data Link Communications Description and Operation
Data Link Connector Power and Ground (RH Drive)
Class 2 Serial Data Line (LH Drive) (1 of 2)
Data Link Communications Schematic Icons
Class 2 Serial Data Line (LH Drive) (1 of 2)
Class 2 Serial Data Line (LH Drive) (1 of 2)
Figure 4:

Data Link Connector Power and Ground (RH Drive)


Object Number: 788132  Size: FS
Master Electrical Component List
Data Link Communications Description and Operation
Class 2 Serial Data Line (RH Drive) (1 of 2)
Class 2 Serial Data Line (LH Drive) (2 of 2)
Class 2 Serial Data Line (RH Drive) (2 of 2)
Class 2 Serial Data Line (RH Drive) (1 of 2)
G201 2 of 3
G201 2 of 3
G200
G200
ALDL, PCM BATT, IP, ABS Fuses
Figure 5:

Class 2 Serial Data Line (RH Drive) (1 of 2)


Object Number: 788133  Size: FS
Master Electrical Component List
Data Link Communications Description and Operation
Class 2 Serial Data Line (RH Drive) (2 of 2)
Data Link Connector Power and Ground (RH Drive)
Data Link Communications Schematic Icons
Class 2 Serial Data Line (RH Drive) (2 of 2)
Data Link Connector Power and Ground (RH Drive)
Figure 6:

Class 2 Serial Data Line (RH Drive) (2 of 2)


Object Number: 788135  Size: FS
Master Electrical Component List
Data Link Communications Description and Operation
Class 2 Serial Data Line (RH Drive) (1 of 2)
Class 2 Serial Data Line (RH Drive) (1 of 2)
Data Link Connector Power and Ground (RH Drive)