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 ...

Cargo area lighting
The cargo area lighting comes on automatically when the tailgate is opened. ...

Sub-channels
Example of an HD Radio station with sub-channels In many cases, a main HD Radio station (FM wavebands only) will also have sub-channels offering additional types of programming or music. In ...