03 external head gasket leak

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Joined
Aug 23, 2005
Threads
24
Messages
720
Location
Stockton, CA
Just doing some routine maintenance on the Cruisers got to the 100 series. As I was underneath it grease in the Drive Lines I noticed that the passenger side rear head gasket was leaking. Did a search on the form didn't see anything so I was just wondering what you guys thought.

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I just found the same thing on my 05. Looks like it's leaking at the back of the passenger side head? I had a mild panic attack before tracing the leak to the front of the engine at the water bypass line. Looks like it's leaking just behind where the thermostat housing is mounted and running to the rear of the engine along the head gasket. I think I'll need to remove the intake manifold to sort it out. If you don't have any other signs of a blown head gasket, you may have a similar issue. At least that's what I hope it is...
 
I will look more into it tomorrow when the wife gets home. This is a well maintained 100 everything is done by the book and more.
Thanks for the help.
 
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