AM or FM Button (CD MODE) :: Operation Instructions - (Disc Mode For CD And MP3/WMA Audio Play, DVD-Video) :: Media Center 230 (REQ) — AM/FM Stereo Radio And 6–Disc CD/DVD Changer (MP3/WMA AUX Jack) :: Understanding Your Instrument Panel :: Jeep Wrangler Owner's Manual :: Jeep Wrangler - JeepManuals.org

AM or FM Button (CD MODE)

Jeep Wrangler / Jeep Wrangler Owner's Manual / Understanding Your Instrument Panel / Media Center 230 (REQ) — AM/FM Stereo Radio And 6–Disc CD/DVD Changer (MP3/WMA AUX Jack) / Operation Instructions - (Disc Mode For CD And MP3/WMA Audio Play, DVD-Video) / AM or FM Button (CD MODE)

Switches the radio into the AM or FM radio mode.

See also:

Media Center 130 With Satellite Radio (Sales Code RES+RSC).
NOTE: The radio sales code is located on the lower right side of the radio faceplate. Media Center 130 (RES/RSC) ...

Extreme Cold Weather (Below –20°F Or –29°C)
To ensure reliable starting at these temperatures, use of an externally-powered electric engine block heater (available from your authorized dealer) is recommended. ...