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Q: Why should there be water coming into both sides of the interior? on 2007 Buick Terraza

The ac drain hose has been checked by 2 different professionals and it is clear. The water intrusion begins about 20 - 30 minutes after the ac is turned on.
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It doesn't matter how the a/c is running. When the a/c is on you should and must have water running out of the evaporator drain. Meaning water dripping outside on the ground. If not you have a restricted evap drain.
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