LaCrosse radio buttons

emilyo44emilyo44 Posts: 1
edited July 2016 in Buick
Have 2005 lacrosse and the radio works but I have no lights on the screen. Can't change channels
can't change bands. The only thing I can do is turn on the radio and manually tune with the tuning
knob but I can't see anything on the screen. any help?
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