Missing a few spots of sealant happens to me from time to time. Seems like I always miss a few spots on the bumpers. Sometimes, if the light isn't right, you don't see it. Once you buff it off, you should be fine. It is not normal for it to "keep coming back"!
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E90 330i Black Sapphire 6MT | 991.1 C4 Platinum Silver 7MT
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