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:

Normal Starting
NOTE: Normal starting of either a cold or a warm engine is obtained without pumping or pressing the accelerator pedal. For vehicles not equipped with Tip Start (Four-Speed Transmission), turn ...

Supplemental Seat-Mounted Side Air Bag (SAB) Inflator Units
The Supplemental Seat-Mounted Side Air Bags (SAB) are designed to activate only in certain side collisions. The ORC determines if a side collision requires the side air bags to inflate, based on ...

Cooling System
To reduce potential for engine and transmission overheating, take the following actions: − City Driving When stopped for short periods of time, shift the transmission into NEUTRAL and incr ...