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:

Prepare A List
Make a written list of your vehicle’s problems or the specific work you want done. If you’ve had an accident or work done that is not on your maintenance log, let the service advisor know. ...

Premium System – If Equipped
The Tire Pressure Monitor System (TPMS) uses wireless technology with wheel rim mounted electronic sensors to monitor tire pressure levels. Sensors, mounted to each wheel as part of the valve st ...

Ignition Key Removal
1. Place the shift lever in PARK (if equipped with an automatic transmission). 2. Turn the ignition switch to the ACC (ACCESSORY) position. Ignition Switch Positions 1 — LOCK 2 — ACC (ACCESS ...