See also:

How do states use OBD II for emission inspections?
Many states connect a computer directly to a vehicle's OBD II system. The inspector can then read "faults." In some states, this type of inspection has replaced the tailpipe emission ...

Unlocking the vehicle
A keyless drive remote key must be on the same side of the vehicle as the door to be opened, and be within 5 feet (1.5 meters) of the door's lock or the trunk (see the shaded areas in the ...

Limitations
Main channel vs. sub-channels (FM only): The main channel is the only channel that can receive in hybrid mode (both digital and analogue). If a frequency has subchannels, they are broadcast i ...