winter tires BUICK PARK AVENUE 1998 Owners Manual

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The following infomation relates to the system
developed by the United States
National Highway
Traffic Safety'Administration, which grades tires by
treadwear, traction and temperature pedommce.
(This applies only to vehicles sold in the 'United
States.) The grades are
molded on the sidewalls of most
passenger car tires. The Uniform Tire Quality Grading
system does not apply to deep tread, winter-type S~QW
tires, space-saver or temporary use spare tires, tires with
nominal rim diameters of 10 to 12 inches (25 to 30 cm),
or to some limited-production tires.
IVhile the tires available on Generd Motors passenger
cars and light trucks may vary with respect to these
grades, they
must also confom to Federal safety
requirements
and additional General Motors Tire
Performance Criteria
(PC) standards.
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