Inflation -- tire pressure, When to check, How to check – Oldsmobile 2001 Silhouette User Manual

Page 372: Notice

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Inflation -- Tire Pressure

The Certification/Tire label, which is on the rear edge of
the driver’s door, shows the correct inflation pressures
for your tires when they’re cold. “Cold” means your
vehicle has been sitting for at least three hours or driven
no more than 1 mile (1.6 km).

NOTICE:

Don’t let anyone tell you that underinflation or
overinflation is all right. It’s not. If your tires
don’t have enough air (underinflation), you can
get the following:
D Too much flexing

D Too much heat

D Tire overloading

D Bad wear

D Bad handling

D Bad fuel economy.

NOTICE: (Continued)

NOTICE: (Continued)

If your tires have too much air (overinflation),
you can get the following:
D Unusual wear

D Bad handling

D Rough ride

D Needless damage from road hazards.

When to Check

Check your tires once a month or more.

Don’t forget your compact spare tire. It should be
at 60 psi (420 kPa).

How to Check

Use a good quality pocket

-

type gage to check tire

pressure. You can’t tell if your tires are properly
inflated simply by looking at them. Radial tires may
look properly inflated even when they’re underinflated.

Be sure to put the valve caps back on the valve stems.
They help prevent leaks by keeping out dirt and moisture.

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