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

Power, Ground, Serial Data, and Vehicle Inputs


Object Number: 1906960  Size: FS
Master Electrical Component List
ABS Description and Operation
Control Module References
Traction Control (NW7)
Figure 2:

Traction Control (NW7)


Object Number: 1906963  Size: FS
Master Electrical Component List
ABS Description and Operation
Control Module References
Power, Ground, Serial Data, and Vehicle Inputs