2003 GMC Truck fuild leak

2003 GMC TRUCK
89,600 MILES • V8 • 4WD • AUTOMATIC
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ALASKANLEAF
  • MEMBER
  • 1 POST
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?
Feb 21, 2009 at 11:50 AM
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MICKEY-D
  • ✓Experienced Mechanic
  • 304 POSTS
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
Feb 23, 2010 at 4:58 AM
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