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:
Oil Change Required
Your vehicle is equipped with an engine oil change
indicator system. The “Oil Change Required” message
will flash in the EVIC display for approximately 10 seconds
after a single chime has so ...
Treadwear
The Treadwear grade is a comparative rating, based on
the wear rate of the tire when tested under controlled
conditions on a specified government test course. For
example, a tire graded 150 woul ...
Tire Psi
Press and release the MENU button until Tire PSI is
displayed.
Tire pressure information is displayed as follows:
• If tire pressure is OK for all tires, TIRE and a vehicle
graphic are display ...