It is possible that when freeze plug blew vehicle overheated and caused high pressure in the a/c system resulting in loss of refrigerant charge
Diagnosing air conditioning is rather complicated - from not enough refrigerant to fuses & relays, to a compressors not kicking in.This is one of those parts of the vehicle that a professional mechanic can end up saving you lots of time, and wasted $$'s replacing perfectly good parts.There is one thing though that can also cause warm air conditioning: a problem with the temperature controls.See "Related Questions" below for much more about this somewhat common Taurus/Sable problem.
Need to check the fan.
Go look at this awnser,,, http://wiki.answers.com/Q/Why_can%27t_I_get_hot_air_or_cold_air_in_my_1997_Ford_Taurus_the_heater_core_hoses_are_hot_and_the_air_condition_pipes_cold
Your 1993 Ford Taurus air conditioning system has a Freon capacity of 5.5 pounds. You should never overfill the air conditioning Freon.
No - air conditioning is a different system and they don't cross paths until the air is in the ductwork inside the cabin.
Often the plug in connector at the drivers side switch can becaome loose and break the connection. Remove the switch and check this.
Pump is bad, most likely requires a rebuild or replacement transaxle.
No one knows if:The heater is NOT blowing - or blowing on high speed only, or... The heater IS blowing, but the air is NOT hotEither way, the "Related Questions" below will get you started
Should be near or on the accumulator.
how to take off a air conditioning unit on 96 ford taurus
Find one in the manual, we cannot do diagrams
Check the coolant in the 96 Taurus. Check to insure that the thermostat is working properly, and that the water pump is working.