Braking in emergencies, Traction control system (tcs), Traction control – Pontiac 2005 Vibe User Manual

Page 185: System (tcs)

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Braking in Emergencies

At some time, nearly every driver gets into a situation
that requires hard braking.

If you have anti-lock, you can steer and brake at the
same time. However, if you do not have anti-lock, your
first reaction — to hit the brake pedal hard and hold
it down — may be the wrong thing to do. Your wheels
can stop rolling. Once they do, the vehicle cannot
respond to your steering. Momentum will carry it in
whatever direction it was headed when the wheels
stopped rolling. That could be off the road, into the very
thing you were trying to avoid, or into traffic.

If you do not have anti-lock, use a “squeeze” braking
technique. This will give you maximum braking while
maintaining steering control. You can do this by pushing
on the brake pedal with steadily increasing pressure.

In an emergency, you will probably want to squeeze the
brakes hard without locking the wheels. If you hear or feel
the wheels sliding, ease off the brake pedal. This will
help you retain steering control. If you do have anti-lock,
it is different. See Anti-Lock Brake System (ABS) on
page 4-7
.

In many emergencies, steering can help you more than
even the very best braking.

Traction Control System (TCS)

Your vehicle may have a traction control system that
limits wheel spin. This is especially useful in slippery
road conditions. The system operates only if it senses
that one or both of the front wheels are spinning or
beginning to lose traction. When this happens,
the system works the front brakes and reduces engine
power to limit wheel spin.

You may feel or hear the system working, but this is
normal. Leave the system on during ordinary driving so
that it can operate when needed. When the ignition
is turned to ON, the system automatically turns on.

This light should come on
briefly when you start the
engine. If it stays on or
comes on while you
are driving, there is a
problem with your traction
control system.

4-9

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