Fitment: 1999-2002 Ford Expedition1999-2004 Ford F-1501999 Ford F-250 Fixes Common Problems Including: If your AC system is acting up, outside air and inside air doors flap intermittently even when the AC is off or simply stops responding to your specific temperature settings or the behavior of the air seems inconsistent then you may have a problem with your AC heater climate HEATER CONTROL PANEL REPLACE STEPS: .
