See also:

Tire Pressure Monitoring System (TPMS)
Low Tire Pressure Telltale TPMS Malfunction Indicator Each tire, including the spare (if provided), should be checked monthly when cold and inflated to the inflation pressure recommended by the ...

Steering gear box, linkage & boots/lower arm ball joint
With the vehicle stopped and engine off, check for excessive free-play in the steering wheel. Check the linkage for bends or damage. Check the dust boots and ball joints for deterioration, cracks, ...

How Car Audio Works
AM and FM radio signals are broadcast from transmitter towers located around your city. They are intercepted by the radio antenna on your car. This signal is then received by the radio and sent ...