1994 Buick Roadmaster Owner's Manual - Page 161

Anti-Lock Brakes (ABS) Your Buick hasan advanced electronic braking system that willhelp prevent skidding. This light on the instrument panel will go on when you start your vehicle. ANTILOCK $: When you start your vehicleand begin to drive away, you may hear a momentary motor or clicking noise. And you may even notice that your brake pedal moves a little while thisis going on.This is the ABS system testing itself. If there's a problem with' the anti-lock brake system, the anti-lock brake system warning light will stay on. See "Anti-lock Brake System Warning Light" in the Index. Here's how anti-lock works. Let's say the road wet. is You're driving safely. Suddenly animal jumps out in an front of you. You slam on the brakes. Here's what happens with ABS. A computer senses that wheels slowing down.If one are of the wheels is about to rolling, the computer will stop separately workthe brakes at each front wheel and the at rear wheels. 159