2003 Ford Focus Q&A

2003 Ford Focus Question: Heater blows cold air

My heater use to blow cold air just when I was stopped at stop lights, or just idling. Now, it blows cold air all the time. I took it to a mechanic, but they "could not duplicate problem." What could it be? -
Answer 1
Try filling out this diagnostic sheet next time you take the car in to the shop, it may help the mechanic find the problem. http://repairpal.com/blog/Heating-And-Cooling-Issues -
Answer 2
Open Hood and check for Vaccum leaks. -
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