1994 Pontiac Grand Am Owner's Manual - Page 125

Your Driving and the Road anti-Lock Brakes (ABS) 'CONT.) 'his light on the instrument panel will go In when you start your vehicle. Nhen you start your vehicle, or when yo^ begin to drive away, you may hear a nomentary motor or clicking noise. And 'ou may even notice that your brake edal moves a little while this is going on rhis is the ABS system testing itself. If here's a problem with the anti-lock brakc ystem, the anti-lock brake system Yarning light will stay on or flash. iee "Anti-lock Brake System Warning ight" in the Index. Here's how anti-lock works. Let's say the You can steer around the obstacle while braking hard. road is wet. You're driving safely. Suddenly an animal jumps out in front of As you brake, your computer keeps you. receiving updates on wheel speed and controls braking pressure accordingly. You slam on the brakes. Here's what happens with ABS. Remember: Anti-lock doesn't change the time you need to get your foot upto the A computer senses that wheels are brake pedal. If you get too close to the slowing down. If one of the wheels is vehicle in front of you, you won't have about to stop rolling, the computer will time to apply your brakesif that vehicle separately work the brakes at each front suddenly slows or stops. Always leave wheel and at the rear wheels. enough room up ahead to stop, even The anti-lock system can change the though you have anti-lock brakes. brake pressure faster than any driver could. The computer is programmed to make the most of available tire and road conditions. ...124