Inflation -- Tire Pressure; Don’t let anyone tell you that underinflation or; overinflation is all right. It’s not. If your tires- Page 388

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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.