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      01-14-2013, 03:39 PM   #1
wins76
Private First Class
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Drives: BMW 335
Join Date: Aug 2011
Location: Texas

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seached but couldn't find anything about "RES" button on a/c

Just wondering what's that button (RES) on the A/C unit for and how to use it?

I tried pressing the button and nothing happends. Do I have to wait the car to fully warm up before it work?