1998 Pontiac Firebird Owner's Manual - Page 176
1998 Pontiac Firebird Manual
Page 176 highlights
Anti-Lock Brakes (ABS) Your vehicle has anti-lock brakes (ABS). ABS is an advanced electronic braking system that help will prevent a braking skid. When you startyour engine, or when you begin drive to away, your anti-lock brake system will check itself. You may hear a momentary motor or clicking noise while this test is going on, and you even notice that your may brake pedal moves or pulses a little. is normal. This ABS INOP If there's a problem with the anti-lock brake system, this warning light will stay on. See "Anti-Lock Brake System Warning Light"in the Index. Here's how anti-lockworks. Let's saythe road is wet. You're driving safely. Suddenly an animal jumps out in front of you. You slam onthe brakes. Here's what happens with ABS. A computer senses that wheels are slowing down. If one of the wheels is about tostop rolling, the computer will separately work the brakes at each wheel and at front both rear wheels. 4-7