In case of emergency

See also:

Remote keyless entry system
WARNING The Intelligent Key transmits radio waves when the buttons are pushed. The FAA advises that radio waves may affect aircraft navigation and communication systems. Do not operate the Int ...

Wheels and tires
...

Readiness for inspection/maintenance (I/M) test
WARNING A vehicle equipped with Four-Wheel Drive (4WD) should never be tested using a two wheel dynamometer (such as the dynamometers used by some states for emissions testing), or similar equipm ...