Department Of Transportation Uniform Tire Quality Grades
The following tire grading categories were established by the National Highway Traffic Safety Administration. The specific grade rating assigned by the tire’s manufacturer in each category is shown on the sidewall of the tires on your vehicle.
All passenger car tires must conform to Federal safety requirements in addition to these grades.
See also:
Ride & Handling
Ride quality — an aspect where the last 300 excelled — remains good in either
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Periodic Safety Checks You Should Make Outside The Vehicle
Tires
Examine tires for excessive tread wear and uneven wear
patterns. Check for stones, nails, glass, or other objects
lodged in the tread or sidewall. Inspect the tread for cuts
and cracks. I ...
Operating Instructions - Uconnect™ Multimedia (Satellite) Mode
NOTE:
The ignition switch must be in the ON/RUN or
ACC position to operate the radio. ...