Without more information/details, about the only way to respond is...
Yes, the Taurus has one.
It is the source of transferring heat to the cabin air.
Hopefully the "Related Questions" below will provide a better understanding of the primary components of the heating system to help you figure out what is, or is not happening properly, and then put you on-track to a *fix*.
This isn't the time of year to be without heating!
Water on the floor can be caused by a leaking windshield, a bad heater core, or a plugged drain line for the air conditioning condensation. If the water is warm when it comes out, or smells sweet, it is from the heater core.
Before CHanging the Heater Core, have you tried flushing it? I have a 99' Jimmy and have to do this every year to get my heater to work.
how do you change the heater core on a 99 cadillac deville? I need to know, "Kaiser."
why is my '99 ford taurus making a knock noise and smoking from under the radator
probably the heater core is clogged
LOTS - it is virtually inaccessible .
Deep under the dash next to heater core
Probably have a leak in the heater core>
your heater core is leaking i would replace it.
99 Durango doesn't have a Heater Control Valve, It only has a thermostat
Do you mean that your heater core is leaking coolant ? That would mean that the heater core is clogged. The heater core is like a mini-rad, if it is clogged it leaks.AnswerNo, there is not an overflow tube/outlet on the heater core.See "Related Questions" below for more about Taurus / Sable heating/cooling systems.
Yes, just connect the heater hoses together.