Two problems related to transmission slip out of gear have been reported for the 2003 Ford Windstar. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2003 Ford Windstar based on all problems reported for the 2003 Windstar.
Spouse was driving her 2003, Ford Windstar se, going up an on-ramp to a major high way, when the vehicle's engine revered high, slipping out of drive and the vehicle came to a stop afterwards. Drive and or reverse doesn't work on the van. Vehicle has all the power, but once put in drive / reverse hitting the gas, you go know where. .
2003 Ford Windstar, 50,000 miles, and the transmission needs to be replaced. Even though proper maintenance done. Vehicle shifts out of gear, and reverse is not hit or miss. Search on the internet reveals this vehicle is worthless and a rebuild is recommended over a used one since your only going to get other peoples problems. A new transmission from Ford is 3000$ the rebuild will cost $2000.