1997 Buick Skylark Owner's Manual - Page 167

The anti-lock system can change brake pressure the faster than any driver could. computer is The programmed to make the most available tire and of road conditions. Remember: Anti-lock doesn't change the time you need to get your foot up to the brake pedal or always decrease stopping distance.If you get too close to the vehicle in front of you, you won't have time to apply your brakes if that vehicle suddenly slows or stops. Always leave enough room up ahead to stop, even though you have anti-lock brakes. Using Anti-Lock Don't pump the brakes. Just hold the brake pedal down and let anti-lock work for you. may feel the system You working, or you may notice some noise, but is normal. this Enhanced Traction System (ETS) Your vehicle has an Enhanced Traction System that limits wheel spin. This is especially useful in slippery road conditions. The system operates only when the transaxle shift lever is in REVERSE @), the THIRD (3) or OVERDRIVE (0) position and the system senses that one or both the front wheels of are spinning or beginning to traction. When this lose happens, the system reduces engine power and may also upshiftthe transaxle to limit wheel spin. You can steer around the obstacle while braking hard. As you brake, your computer keeps receiving updates on wheel speed and controls braking pressure accordingly. You may feel or hear the system working, but this is normal.