Blows heat out while car is sitting still idling?

2007 MERCURY MONTEGO
10,700 MILES • 2WD
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MISSHALL3
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  • 1 POST
Blows heat out while car is sitting still idling, but going down the road it cools good& it's full of freon.What else could cause this problem?
Jul 5, 2015 at 3:18 PM
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HMAC300
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This happens when the compressor is starting to go out, but to be sure we can use this guide to confirm the problem.


https://www.2carpros.com/articles/re-charge-an-air-conditioner-system

and

https://www.2carpros.com/articles/replace-air-conditioner-compressor

There are diagram below to help you with your car. Check out the diagrams (Below). Please let us know what happens.




Jul 5, 2015 at 3:55 PM