1993 Oldsmobile Silhouette Owner's Manual - Page 152

Your Anti-Lock Brakes (CONE) This light on the instrument panel will If you have your footon the brake pedal, this checkwon't happen until go on when you start your vehicle. the vehicle goes about4 mph (6 W h ) Your anti-lock brake system has twoa or until you take your foot the off part system check: brake pedal. When you start your vehicle and begin You'll also hear a clicking noise the to drive away you may hear a next time the vehicle goes about4 momentary motoror clicking noise mph (6 W h ) . and you may even notice that your brake pedal moves alittle while this is If there's a problem with the anti-lock brake system, the anti-lock brake system going on. This is the ABS system warning light will stay on flash. See or testing itself. (You may also hear this the Inda under Anti-Lock Brake System noise if you leave the ignition in the Run position for about four seconds Warning Light. before starting the vehicle.) Here's how anti-lock works. Let's say the road is wet. YOU'Edriving safely. Suddenly an animal jumps out in front of you. You slam on the brakes. Here's what happens with ABS. A computer senses that wheels are slowing down. The computer separately works the brakesat each front wheel and at the rear wheels. The anti-lock system can change the brake pressure faster than driver any could. The computer is programmed to make the mostof available tire and road conditions.