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:

Memory Position Recall
NOTE: The vehicle must be in PARK to recall memory positions. If a recall is attempted when the vehicle is not in PARK, a message will display in the EVIC (if equipped). To recall the memory s ...

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 ...

NEUTRAL
Use this range when the vehicle is standing for prolonged periods with engine running. The engine may be started in this range. Set the parking brake and shift the transmission into PARK if you ...