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Old 01-14-2005, 03:08 PM   #11
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Originally Posted by Mark Fahey
Also, when you are using your air conditioner during warm weather, econ recirculates the cabin air which reduces the load on the compressor whereas auto pulls in outside air and makes the system cool off the outside air.
Same with the heat. It recirculates, filters, and heats the cabin air. Nice way to get at least some heat when it'* butt cold outside and your engine ain't up to full temp yet
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