FixVault

ABS Schematics

WARNING: This page is about a different car, the 2006 Chevrolet Monte Carlo and 2006 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Power, Ground, and Brake Pressure Modulator Valves - Wiring Diagram
GM1648834Courtesy of GENERAL MOTORS CORP.
Fig 2: Indicators, ABS, and Traction Control - Wiring Diagram
GM1648841Courtesy of GENERAL MOTORS CORP.
Fig 3: Wheel Speed Sensors - Wiring Diagram
GM1648856Courtesy of GENERAL MOTORS CORP.