it might possbile Fan is out. or check Fuse. if Fuse was still good then Fan is out what you do is you look for the Fan blower inside of dash. somewhere. I had replace my in dash. was not easy to put all together since replace the Fan. Good luck. What year Escort? The fan motor on my 97 is under the glove box, fairly easily accessible. Be sure to check connections at fan motor, I had a connector that fried, I replaced the connector and it worked fine.
AnswerBad thermostat, clogged heater core, or a defective heater control switch. If an engine has not been running long it will not have warmed up, the warmth from a car heater usually comes from the engine.
faulty control valve on heater or air in the lines
It adjusts the heat in the car so you can control your AC and heat to the temperature you like.
Compressor not running?Heater control in heat position?
Check for a thermostat that is stuck open. Also can be a clogged heater core, or defective heater temperture control valve.
usually it is a vacuumn problem right at the heater control switch or sometime under the hood
Low coolant and a clogged heater core are possibilities.
You need to change your thermostat in the car.
This could possibly mean that the electrical connection for the blower is shorted or grounded or the on/off switch has lost contact. Have this checked with a car electrician.
The heater core is leaking coolant.
On the dashboard below the radio, to the right of the rear defroster switch. Right where it says "Max AC" etc.
Heater blower motor is defective and locked up, or possible short in the wiring.