Uniform tire quality grading

DOT (Department Of Transportation) Quality Grades: All passenger car tires must conform to federal safety requirements in addition to these grades.

Quality grades can be found where applicable on the tire sidewall between tread shoulder and maximum section width. For example:

Treadwear 200 Traction AA Temperature A

See also:

Checking bulbs
With all doors closed, apply the parking brake and place the ignition switch to the ON position without starting the engine. The following lights will come on: The following lights come on brief ...

How to use the INFO button
Press the INFO button; the display screen shows vehicle and navigation information for your convenience. The information shown on the screen should be a guide to determine the condition of the ...

Three-way catalyst
The three-way catalyst is an emission control device installed in the exhaust system. Exhaust gases in the three-way catalyst are burned at high temperatures to help reduce pollutants. WARNING †...