2003 Oldsmobile Aurora Owner's Manual - Page 195

2003 Oldsmobile Aurora Manual

Page 195 highlights

Sometimes, as when you're driving on snow or ice, it's easy to ask more of those control systems than the tires and road can provide. That means you can lose control of your vehicle. Also see Traction Control System (TCS) on page 4-8. And, of course, actual stopping distances vary greatly with the surface of the road (whether it's pavement or gravel); the condition of the road (wet, dry, icy); tire tread; the condition of your brakes; the weight of the vehicle and the amount of brake force applied. Avoid needless heavy braking. Some people drive in spurts - heavy acceleration followed by heavy braking - rather than keeping pace with traffic. This is a mistake. Your brakes may not have time to cool between hard stops. Your brakes will wear out much faster if you do a lot of heavy braking. If you keep pace with the traffic and allow realistic following distances, you will eliminate a lot of unnecessary braking. That means better braking and longer brake life. If your engine ever stops while you're driving, brake normally but don't pump your brakes. If you do, the pedal may get harder to push down. If your engine stops, you will still have some power brake assist. But you will use it when you brake. Once the power assist is used up, it may take longer to stop and the brake pedal will be harder to push. Braking Braking action involves perception time and reaction time. First, you have to decide to push on the brake pedal. That's perception time. Then you have to bring up your foot and do it. That's reaction time. Average reaction time is about 3/4of a second. But that's only an average. It might be less with one driver and as long as two or three seconds or more with another. Age, physical condition, alertness, coordination and eyesight all play a part. So do alcohol, drugs and frustration. But even in 3/4 of a second, a vehicle moving at 60 mph (100 km/h) travels 66 feet (20 m). That could be a lot of distance in an emergency, so keeping enough space between your vehicle and others is important. 4-6

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Sometimes, as when you’re driving on
snow or ice, it’s
easy to ask
more of those control systems than the
tires
and road can provide. That means you can lose
control of
your vehicle. Also
see
Traction Control System
(TCS)
on page
4-8.
Braking
Braking action involves
perception
time
and
reaction time.
First, you
have to decide to push
on the brake pedal.
That’s
perception
time.
Then
you
have to
bring up your
foot and do it. That’s
reaction
time.
Average
reaction
time
is about
3/4
of
a
second.
But
that’s only an average. It might be less with one driver
and as long as two
or three seconds or more with
another. Age, physical condition, alertness, coordination
and eyesight all play a part.
So
do alcohol, drugs and
frustration. But
even in 3/4
of
a
second, a vehicle moving
at 60 mph
(100
km/h) travels 66 feet
(20
m). That
could
be a lot
of
distance in an
emergency,
so
keeping
enough space
between your vehicle and others
is
important.
And,
of course, actual stopping
distances
vary
greatly
with the surface of the road (whether it’s pavement
or gravel); the condition
of
the road
(wet,
dry,
icy);
tire
tread; the condition
of
your
brakes;
the
weight
of
the vehicle and
the
amount of brake force
applied.
Avoid needless heavy
braking.
Some
people
drive in
spurts
-
heavy acceleration followed by
heavy
braking
-
rather than keeping pace
with
traffic.
This
is a
mistake. Your brakes may
not
have
time
to
cool
between
hard stops.
Your brakes will
wear
out
much
faster
if
you
do a lot of heavy
braking.
If
you
keep
pace
with
the
traffic
and allow realistic following distances,
you
will
eliminate a lot
of
unnecessary braking. That
means
better braking and longer
brake
life.
If
your engine ever stops
while
you’re
driving,
brake
normally but don’t pump
your brakes. If
you
do,
the pedal may get harder
to
push
down.
If
your
engine
stops, you will still have
some
power
brake
assist.
But you will use it when
you
brake.
Once
the
power
assist is used
up, it may take longer
to
stop
and
the brake pedal will be
harder to push.
4-6