2018 Ford Expedition Max 4x4 with Ecoboost makes a whining noise after outside air temps exceed about 60 degrees and after hitting about 25 miles per hour, a/c is off, trans in auto or Manual, My Ford Dealer in Las Vegas now says it's coming from the bell housing on the 10 speed transmission...
I've got a 2012 Expy Limited and decided to change the atf and filter as I'm at about 70k miles and will start towing a camper soon.
The job went well, but when I was done, the transmission emitted a whining sound, getting higher pitched with increased rpm.
From what I read, this could be...
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