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Duramax head gaskets....RESOLVED
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<blockquote data-quote="tallnate" data-source="post: 548806" data-attributes="member: 3217"><p><strong>Re: Duramax head gaskets???</strong></p><p></p><p></p><p></p><p>Yep that's the same thing my buddy experienced with his. We tried changing the radiator cap, bleeding the system multiple times and everything. Basically, after the tear down, what we found was his passenger side head was barely lifting off the back of the block behind cylinder #7. The gasket was not blown, there was just a small section you could see where the exhaust pressure was blowing out at times. We figure the factory torque to yield bolts might have barely tweaked and stretched just enough to allow the pressure to escape. Evidently HG failure is most common around cylinders 2 and 7 on duramax trucks.</p><p></p><p>Before the tear down, we talked to a friend who is the shop manager at a local diesel performance shop. He said we could probably get away with just tuning the truck back to stock and driving it for another year or 2 with no problems. He's had customers come in that have been topping coolant off every few months for years before actually bringing their truck in to be fixed. But, he recommended just going ahead and studding the truck.</p></blockquote><p></p>
[QUOTE="tallnate, post: 548806, member: 3217"] [b]Re: Duramax head gaskets???[/b] Yep that's the same thing my buddy experienced with his. We tried changing the radiator cap, bleeding the system multiple times and everything. Basically, after the tear down, what we found was his passenger side head was barely lifting off the back of the block behind cylinder #7. The gasket was not blown, there was just a small section you could see where the exhaust pressure was blowing out at times. We figure the factory torque to yield bolts might have barely tweaked and stretched just enough to allow the pressure to escape. Evidently HG failure is most common around cylinders 2 and 7 on duramax trucks. Before the tear down, we talked to a friend who is the shop manager at a local diesel performance shop. He said we could probably get away with just tuning the truck back to stock and driving it for another year or 2 with no problems. He's had customers come in that have been topping coolant off every few months for years before actually bringing their truck in to be fixed. But, he recommended just going ahead and studding the truck. [/QUOTE]
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