One problem related to automatic transmission cooler has been reported for the 2014 Ford Fiesta. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2014 Ford Fiesta based on all problems reported for the 2014 Fiesta.
Mileage 48000 now on 3rd radiator cooling fan. Fan stops without warning leading to overheating and loss of ac. Transmission- clutches slipping causing erratic acceleration. Unsafe to drive on highways. 3rd set of clutches in car now and reverse is becoming erratic.