Quote:
Originally Posted by j cAT
most gasket problems are due to metal corrosion..once the metal is gone its hard to have this repair last as the metal has been damaged..
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That and the fact that GM gaskets are low quality and bad design. They always seem to fail right where the slits are designed in the ports (for whatever reason the slits are there). Only GM designs these slits in the coolant passages of their gaskets. Which is why I usually will install fel-pro aftermarkets when the GM ones blow. Click on the link to read more.
http://www.automotiveforums.com/vbul...d.php?t=958284