One problem related to emission control has been reported for the 2004 Ford Freestar. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2004 Ford Freestar based on all problems reported for the 2004 Freestar.
I was going 35 mph, made a left turn and came to a stop and then the car stalled. Put it in park and it started right up. Two days later, I reversed out of my garage, went forward about 10 feet and came to a stop, two seconds later the car stalled. Put it in park and it started right up.