Antifreeze leaking above the transmission housing on passenger side?
2004 LINCOLN NAVIGATOR
207,000 MILES • 5.1L • V8 • 2WD • AUTOMATIC
JEFFREYSLY20
MEMBER
1 POST
If it’s full of antifreeze and it’s running it will flow out like a waterfall. I cannot find where it is coming from.
Oct 24, 2023 at 11:01 AM
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STRAILER
✓ASE Certified Mechanic
54,832 POSTS
There is a heater hose tube that runs under the intake manifold that can rot out due to rust and cause a leak like you have described which is common. The intake must be removed to fix the leak. Here are the instructions on how to do so. Here is the heater hose tube I am talking about. Also check out this video which can help walk you through the repair:
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.