Chrysler 300 Air Recirculating Not Working FIXED - Replace Humidity Sensor
If you have a Chrysler, Dodge, Ram, Fiat, or Jeep and you're AC isn't recirculating, it's usually because your humidity sensor isn't working properly. Your air conditioning recirculating button will be blinking or flashing. The part number is 55111389AF and its very easy to replace. it's usually priced between $20 and $80.