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

Power, Ground, and WSS


Object Number: 2085161  Size: FS
Master Electrical Component List
ABS Description and Operation
Control Module References
Stability Control and Traction Control
Figure 2:

Stability Control (JL4)


Object Number: 2085164  Size: FS
Master Electrical Component List
ABS Description and Operation
Control Module References
Power, Ground and WSS