Quote:
Originally Posted by Tcoat
They are supposed to be drain hole. They work fine when the water is free flowing but the whole freeze thaw cycle can play havoc with the. Did you ever get the upgraded seals installed? I have not had any issue since I had it done.
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I wasn't aware of those lower seals being on a TSB, so to answer your question, no I have not had them upgraded. I suppose it's too late now, since I'm past my warranty period.