See also:

Windshield wiper and washer switches
The wiper operates only when the ignition switch is in the “ON” position. ...

Audio control buttons (if equipped)
These buttons are located on the spokes of the steering wheel. They allow the driver to control audio functions without taking his/her hands off the steering wheel. ...

HD RadioTM Technology (Digital AM and FM Radio) (type D audio)
HD Radio Technology is fueling the digital radio revolution in the United States and around the world. The digital technology enables broadcasters to offer new and unique FM content via HD2 ...