See also:

Zone variation change procedure
The difference between magnetic north and geographical north is known as variance. In some areas, this difference can sometimes be great enough to cause false compass readings. Follow these instru ...

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 ...

Warning/indicator lights and audible reminders
All-Wheel Drive (AWD) warning light (AWD models)* Anti-lock Braking System (ABS) warning light Brake warning light Charge warning light Electric power steering warning light Engin ...