Two problems related to coolant leaking have been reported for the 1996 Ford Thunderbird. The most recently reported issues are listed below.
Blown head gasket--engine coolant leaks--as these engines have a documented history of being defective.
Timing chain cover gasket replaced under recall in 2000 , suppose to stop coolant leak, but mechanic now reports the problem is head gasket, common to Ford's 3. 8 v6.