Q: rear end leaking out of vent tube while driving on 2000 Dodge Durango

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I have had the rear end pulled apart by 2 drifferent mech and they could not find anything even changed to synthic diff fluid to stop foaming, bearing are good,seals are not leaking
(3) Answers
(4) Comments
I talked to a differential mechanic and he wanted to move the vent closer to the wheels
Why not find the cause and fix it right? Factory fill on them IS synthetic WITH 2 bottles of their 'friction modifier' If it had regular gear oil in it then that should be flushed out.
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