What could cause the heat to stop?

Asked by Mar 25, 2013 at 09:39 AM about the 2002 Ford Crown Victoria LX

Question type: Maintenance & Repair

When i turn the heat on it doesn't blow but when im driving it works but as soon as I stop the car gets cold. But it only comes out heat when I have it on vents. everything else it won't do anything.

3 Answers

102,755

Coolant is not flowing through the heater core when stopped. It could be a clog or the water pump impeller is worn or broken. When the engine is spinning faster coolant is moving faster. --- The heat only coming on in the vent area could be old, cracked vacuum hoses to the doors.

What could cause your AC and heat to start

What could cause your AC and heat to all of a sudden stopped working

Your Answer

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