GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2009 🢒 Allure 🢒 Power and Signal Distribution 🢒 Data Communications 🢒 Antilock Brake System Schematics
Figure 1:

Power, Ground, Brake Pressure Modulator Valve (BPMV), Traction Control, and Serial Data
Object Number: 2081299 Size: FS
Figure 2:

Wheel Speed Sensors (JL4)
Object Number: 2081301 Size: FS
Figure 3:

Active Brake, Stability Controls, and Brake Pedal Position (BPP) Sensor
Object Number: 2081307 Size: FS