One problem related to crankcase (pcv) has been reported for the 2014 Ford Flex. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2014 Ford Flex based on all problems reported for the 2014 Flex.
Talana recall , vavlve cover, pcv valve, crankcase vent oil separator high performance engine rtb silicone, sae 5w-30 premium synthetic oil, brake parts cleaner, metal surface wipes, silicone gasket remover. Smoking condition from the tailpipe during normal engine operating temperatures. Brought to Ford dealer ship when it happened. They diagnosed the problem. Took home. Brought back 1 week later.