GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Pontiac 🢒 2007 🢒 G6 🢒 Diagnostic Navigation 🢒 Vehicle Diagnostic Information 🢒 Data Communication Schematics
Figure 1:

Power, Ground, High Speed GMLAN Serial Data
Object Number: 1837752 Size: FS
Master Electrical Component List
Data Link Communications Description and Operation
Control Module References
Low Speed GMLAN Serial Data (1 of 2)
Data Communication Schematic Icons
Data Communication Schematic Icons
Data Communication Schematic Icons
G203
G201
Figure 2:

Low Speed GMLAN Serial Data (1 of 2)
Object Number: 1782671 Size: FS
Master Electrical Component List
Data Link Communications Description and Operation
Control Module References
Low Speed GMLAN Serial Data (2 of 2)
Power, Ground, High Speed GMLAN Serial Data
Figure 3:

Low Speed Serial Data (2 of 2)
Object Number: 1837754 Size: FS
Master Electrical Component List
Data Link Communications Description and Operation
Control Module References
Low Speed GMLAN Serial Data (1 of 2)
Data Communication Schematic Icons