GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2008 🢒 TrailBlazer - 4WD 🢒 Power and Signal Distribution 🢒 Data Communications 🢒 Antilock Brake System Schematics
Figure 1:

EBCM Power Ground, Serial Data, Indicator, and Signal Circuits
Object Number: 1923487 Size: FS
Master Electrical Component List
ABS Description and Operation
Control Module References
Wheel Speed Sensors and Yaw Rate/Lateral Acceleration Sensor
Figure 2:

Wheel Speed Sensors and Yaw Rate/Lateral Acceleration Sensor
Object Number: 1923490 Size: FS
Master Electrical Component List
ABS Description and Operation
Control Module References
Steering Wheel Speed/Position Sensor and Traction Control Switch
EBCM Power, Ground, Serial Data, Indicator, and Signal Circuits
Figure 3:

Steering Wheel Speed/Position Sensor and Traction Control Switch
Object Number: 1923491 Size: FS
Master Electrical Component List
ABS Description and Operation
Control Module References
Wheel Speed Sensors and Yaw Rate/Lateral Acceleration Sensor