Like I said: you most likely have a ruptured head gasket, allowing exhaust gases to enter the cooling system which causes pressure to remain when the system is cold. There is a simple test for exhaust gases in the cooling system. Visit your local parts store for a test kit.
Pressure could be developing from a faulty head gasket.. A ruptured gasket will allow exhaust gases to escape into the cooling system.
If this is happening, coolant will eventually be forced out of the system. Pressure will negate a return flow of coolant to the radiator during engine...
I have books 1 and 2 for 2004 Expedition (each book about 2-1/2" thick - heavy!).
All that I find in the index referencing 4X4 is section 204-01B FRONT SUSPENSION - PAGES 1-7. Everything shown is mechanical related, no circuits.
In my past experiences, I have found that circuits are usually...
LOW MILEAGE? 19,700
2004 XLS 4.6 - BOUGHT NEW - NOT FOR SALE
When commercial fishing, always had a pickup - necessity. After retirement from fishing,
sold pickup, and bought the Expy - very low price ($22K) due to lack of power seats, and the 4.6 engine. Perfect for my needs. Wanted...
Research eBay item number: 184503505670 ($99)
Shows it fits 2006-07 - Production Date: 08/2006-06/2007
Confirm the model year you need....... if you need a 2006 shield, why are you concerned about one older than 2008?
Hello, Peter Brown.
Just some info:
My 2004 (dual cats, each side) lost a left-front cat after 10 years, and very low mileage.
My sage muffler shop suggested replacing both left cats, as the front cat can take-out the rear, (plus add to the bill).
Was charged $290.00 & $280.65 for the cats...
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