Three problems related to overdrive light on have been reported for the 1996 Ford Windstar. The most recently reported issues are listed below.
Overdrive light flahsing - advised by Ford dealer to no longer drive. Eec tested found faulty valvebody. This was the third major incident with front brakes. At 26,107 miles the front brake system was completely rebuilt. At 38,831 miles the rotors wer.
Owner accelerated and the vehicle would not move ( vehicle was in drive) the overdrive light came on. Dealer inspected vehicle ( transmission was gone).
Overdrive light failed.