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

Power, Ground, Solenoid Valves, and Pump Motor


Object Number: 660985  Size: FS
Master Electrical Component List
ABS Description and Operation
Wheel Speed Sensors
IGN and RUN Fuses
Battery Feed to Left and Right Underhood Fuse Blocks
Figure 2:

Wheel Speed Sensors


Object Number: 660986  Size: FS
Master Electrical Component List
ABS Description and Operation
Vehicle Stability Enhancement System (w/ JL4)
Power, Ground, Solenoid Valves and Pump Motor
Antilock Brake System Schematic Icons
Antilock Brake System Schematic Icons
Antilock Brake System Schematic Icons
Antilock Brake System Schematic Icons
Antilock Brake System Schematic Icons
Figure 3:

Vehicle Stability Enhancement System (w/JL4)


Object Number: 660987  Size: FS
Master Electrical Component List
ABS Description and Operation
Traction Control (w/NW9) and Variable Effort Steering (w/ NV8)
Wheel Speed Sensors
Figure 4:

Traction Control (w/NW9) and Variable Effort Steering (w/NV8)


Object Number: 1441329  Size: FS
Master Electrical Component List
ABS Description and Operation
Indicators and Stop Lamp Switch
Vehicle Stability Enhancement System (w/ JL4)
G202 - 1 of 4
Class 2 Serial Data Lines
Figure 5:

Indicators and Stop Lamp Switch


Object Number: 1441333  Size: FS
Master Electrical Component List
ABS Description and Operation
Traction Control (w/NW9) and Variable Effort Steering (w/ NV8)
Class 2 Serial Data Lines
Battery Feed to Left and Right Underhood Fuse Blocks
Stop Lamps
Stop Lamps
AIR PUMP, COOL FAN 2, AUX OTLT and REAR DEFOG Fuses