1999 Kia Sephia AC Fan

So basically the blower motor will work sometimes? When it does work do all of the speeds work properly? Id so you may have a blower motor that is on its way out. Sometimes when electric motors start to go out, they will not work intermittenly. Next time it wont work, try tapping it with you hand or a smallish plastic screwdriver handle to see if it will jar it. This is the sign of a bad motor