dash buttons

Not all of my dash buttons light up(recirc, rear defog, 4wd), they all still work fine when I turn them on though. Is there bulbs in each on of them that could be burnt out?

Thanks

Not all of my dash buttons light up(recirc, rear defog, 4wd), they all still work fine when I turn them on though. Is there bulbs in each on of them that could be burnt out?

Thanks

Could be, but most of those are soldered... 3.mm incancent bulbs..