Some 2009-2017 Ford Expedition, 2009-2014 F-150, 2009-2014 Mustang, 2008-2009 Sable, 2008-2019 Taurus and Flex, 2013-2019 Police Interceptor Sedan/Utility and 2011-2019 Explorer vehicles may exhibit inoperative or intermittent HVAC blower motor function at various fan speed settings.