Thread: Rust - weak point location
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Old 12-20-2014, 10:11 PM
g300d g300d is offline
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IIRC, that raised bead is sealant. There have been instances of failure of the sealant, I've seen pics of portions of them missing.

Maybe this is a partial failure of the sealant bead which caused moisture to enter and accumulate, causing rust?
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