See also:

After Changing Wheels
If you have a tire gauge, remove the valve cap and check the air pressure. If the pressure is lower than recommended, drive slowly to the nearest service station and inflate to the correct press ...

Tire Quality Grading
Department of Transportation quality grades - All passenger vehicle tires must conform to Federal motor vehicle Safety Standards in addition to these grades. These quality grades are molded on the ...

What About Gasohol?
Gasohol (a mixture of 90% unleaded gasoline and 10% ethanol or grain alcohol) may be used in your Hyundai. However, if your engine develops driveability problems, the use of 100% unleaded gasoline ...