Why does the air condition drip a lot on some days on my car?

Cmundley asked:


On some days it drips a lot of water on the ground while its running, then on other days it doesn’t seem to drip much at all. Its a 2009 Chevy Tahoe, so everything should be working fine on it.

Deadra
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This entry was posted on Saturday, February 6th, 2010 at 5:06 am and is filed under Air Condition Units. You can follow any responses to this entry through the RSS 2.0 feed. Both comments and pings are currently closed.

8 Responses to “Why does the air condition drip a lot on some days on my car?”

  1. ez80227 Says:

    Carla

    has to do w/ humidity and the condensor pulling that humidity out of the air…

  2. Ice Twinkle toes Says:

    Adaline

    Because your breath smells like DoDo

  3. andrew Says:

    Joelle

    the dripping is condensation
    the more humid it is outside, the more condensation, given the outside temperature is higher than the air conditioning unit’s temperature

  4. Ty K Says:

    Dulcie

    Oh the tahoe its most likely an overheat of then air conditioning find a car place thats good but will look at it for free . they can help

  5. J1234 Says:

    Carman

    Nothing to worry about. It’s just dripping more on days when the humidity is higher. Just like a cold drink does on a table, your condenser sweats because it is ice cold, and the water runs out under your vehicle.

  6. automobob Says:

    Lenny

    Your right, there is nothing wrong with your vehicle, this is normal. If you have a glass of cold drink with a lot of ice in it and leave it a while then there will be a lot of water on the outside of the glass, in fact you probably will need a coaster to catch all this or at least a napkin under it. If you leave it the same outside on a humid day it will condensate even more water since an air with more humidity in it would be coming in contact with the outside surface of the cold glass, right?
    In your air conditioning system you have the same thing, a very cold surface with air blowing across it to cool the air. The ambient air will have varied humidity to it from day to day thus having more for the cold surface to condensate out of the contacting air! Just as the cold glass does. This part inside your dash of your vehicle coming in contact with the air is called the evaporator because it takes liquid refrigerant (r134a) from a liquid form inside and evaporates the freon to a gaseous state making the outside surface very cold to cool the air blowing across it and condensing water from the outside air.
    Hope this helps…

  7. mopar_street Says:

    Evalyn

    The system prior to entry into the vehicle is ice cold the lines form ice on the exterior and the ambiant(surrounding) air temperature and humidity makes it form and melt accordingly.

  8. George Says:

    Leonarda

    It drips more on humid days.