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Replaced thermostat now it overheats
I just replaced the thermostat in my 5.4 because it was running too cold and throwing a code. Now it overheats and shuts down. I tried burping the system to get air out, and the truck wouldn’t overheat with the overflow cap off, but as soon as I put the cap back on it overheated. I’m lost...- MSkrastins
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- Forum: 2nd Gen Ford Expedition General Discussion
