FixVault

ABS Schematics

WARNING: This page is about a different car, the 2003 Chevrolet SSR. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Power, Ground and Electronic Brake Control Module
GM1206933Courtesy of GENERAL MOTORS CORP.
Fig 2: Wheel Speed Sensors and Traction Control
GM1206958Courtesy of GENERAL MOTORS CORP.