Heat does not work; no evidence that heater core has failed; fan works on 2001 Ford Escort

When the fan is first turned on, there is warm air but it quickly turns cold

by in Aylett, VA on November 29, 2012
2 answers
ANSWER by , November 29, 2012
possible coolant level or thermostst could be stuck open
ANSWER by , November 29, 2012
Heater core can be flushed with fair results, worth a shot though. Check answer 1 first.