Mechanics

FUILD LEAK

2003 GMC Truck

Transmission problem
2003 GMC Truck V8 Four Wheel Drive Automatic 89600 miles

i have a leak in the trank only when its runner where the t-case mounts to the trany it looks like it starts around the breather but the trany is not over heating of over full could it be the breather is bad or that the a seal inside the trany?
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Alaskanleaf
February 21, 2009.




You either have a gasket/seal leak, or you have a crack in one of the cases. I would try to replace the gasket/seal between the two cases, and hope for the best. Mickey-d

Tiny
Mickey-d
Feb 23, 2010.


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