Department Of Transportation Uniform TireQuality 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:

Buzzer warnings
When the reverse gear is engaged a short acoustic signal is automatically activated. When an obstacle is detected an intermittent buzzer will sound ad follows: ❒ the sound frequency increases ...

EOBD system
The EOBD system (European On Board Diagnosis) allows continuos diagnosis of the components of the car correlated with emissions. It also alerts the driver, by the turning on of the warning light ...

Hill holder system
It is an integral part of the ESP system and facilitates starting on an uphill slope. It is automatically activated in the following conditions: ❒ Uphill: vehicle stationary on a road with g ...