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

Power, Ground, Indicator, Traction Control Switch, and Brake Booster Vacuum Sensor (LNF)


Object Number: 1913856  Size: FS
Master Electrical Component List
ABS Description and Operation
Control Module References
Wheel Speed Sensors and Stability Control Sensors (JL4)
Figure 2:

Wheel Speed Sensors and Stability Control Sensors (JL4)


Object Number: 1913860  Size: FS
Master Electrical Component List
ABS Description and Operation
Control Module References
Power, Ground, Indicator, Traction Control Switch, and Brake Booster Vacuum Sensor (LNF)