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hvac


scott mortzfield
09-17-2010, 08:07 PM
2002 grandprix 3800 v6 heater air flowing but will not go to any positions : vents, defrost etc

tblake
09-17-2010, 11:32 PM
Welcome to AF!

Check the battery area. There is a vacuum line that runs from the intake manifold along behind the battery, and into the car. Sometimes the battery corrodes causing this line to be destroyed.

scott mortzfield
09-22-2010, 06:51 PM
thanks there was a broken line by battery. I see coming from the intake ,but after i follow it by the battery where it broke i lose where it goes. scott

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