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

Power, Ground, Serial Data, and Wheel Speed Sensors


Object Number: 1242290  Size: FS
Master Electrical Component List
ABS Description and Operation W/O JL4
Stop Lamp Switch and Traction Control Switch
B+ Bus - 1 of 2
Antilock Brake System Schematic Icons
Antilock Brake System Schematic Icons
Antilock Brake System Schematic Icons
Antilock Brake System Schematic Icons
G110
SP205 - 1 of 2
Figure 2:

Stop Lamp Switch and Traction Control Switch


Object Number: 1242291  Size: FS
Master Electrical Component List
ABS Description and Operation W/O JL4
Power, Ground, Serial Data, and Stop Lamp Switch - w/ VSES
Power, Ground, Serial Data, and Wheel Speed Sensors
BRAKE, HTR/AC, HVAC I, CRUISE, 4WD Fuses
I/P Dimming Supply Voltage - 4 of 7
G203 - 1 of 3
Figure 3:

Power, Ground, Serial Data, and Stop Lamp Switch - w/ VSES


Object Number: 1242293  Size: FS
Master Electrical Component List
ABS Description and Operation W/JL4
Wheel Speed Sensors - w/ VSES
Stop Lamp Switch and Traction Control Switch
BRAKE, HTR/AC, HVAC I, CRUISE, 4WD Fuses
Traction Control Switch and Precharge Pump - w/ VSES
SP205 - 1 of 2
B+ Bus - 1 of 2
G110
Figure 4:

Wheel Speed Sensors - w/ VSES


Object Number: 1242297  Size: FS
Master Electrical Component List
ABS Description and Operation W/JL4
Yaw and Lateral Acceleration Sensor Inputs - w/ VSES
Power, Ground, Serial Data, and Stop Lamp Switch - w/ VSES
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
Antilock Brake System Schematic Icons
Antilock Brake System Schematic Icons
Antilock Brake System Schematic Icons
Figure 5:

Yaw and Lateral Acceleration Sensor Inputs - w/ VSES


Object Number: 1242303  Size: FS
Master Electrical Component List
ABS Description and Operation W/JL4
Steering Wheel Speed/Position Sensor Inputs
Wheel Speed Sensors - w/ VSES
Figure 6:

Steering Wheel Speed/Position Sensor Inputs


Object Number: 1205538  Size: FS
Master Electrical Component List
ABS Description and Operation W/JL4
Traction Control Switch and Precharge Pump - w/ VSES
Yaw and Lateral Acceleration Sensor Inputs - w/ VSES
Ignition Switch - START, and RUN Bus Bars
BRAKE, HTR/AC, HVAC I, CRUISE, 4WD Fuses
Steering Wheel/Speed Position Sensor
Steering Wheel Speed/Position Sensor Inputs
G203 - 3 of 3
Passlock Sensor Inputs and Serial Data
G203 - 2 of 3
Interior Lights and LED Dimming Control
G203 - 1 of 3
G203 - 1 of 3
Figure 7:

Traction Control Switch and Precharge Pump - w/ VSES


Object Number: 1242318  Size: FS
Master Electrical Component List
ABS Description and Operation W/JL4
Steering Wheel Speed/Position Sensor Inputs
Power, Ground, Serial Data, and Stop Lamp Switch - w/ VSES
I/P Dimming Supply Voltage - 4 of 7
G203 - 1 of 3