See also:

Elapsed Time
Shows the total elapsed time of travel since the last reset. Elapsed time will increment when the ignition switch is in the RUN or START position. Elapsed time is displayed as follows: hours:min ...

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 ...

In The 50 United States And Washington, D.C.
If you believe that your vehicle has a defect that could cause a crash or cause injury or death, you should immediately inform the National Highway Traffic Safety Administration (NHTSA) in additio ...