Using "Overdrive" when hauling TC?
We're about to embark on our maiden voyage and I'm wondering about the Overdrive on my truck. It's a 2001 Ford F150 HD 7700 model, the OD button is pretty much just always engaged, but I've read that ...
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That's an "old trucks tale"... Errr "Old Wives Tale". I had an older ford F150, and by older I mean 80's, not '01, before they were computer controlled.
Yes-- on older non-computer trucks you could overheat the tranny by towing in OD. I did... Didn't know any better back then, and was hauling a UHaul trailer over the mountain passes and I had tranny overtemp problems. The factory tranny cooler was not big enough, and there was no computer telling it that "it should" shift down--and of course the driver didn't either.
Now a days, the computer decides torque needed vs. throttle position much more efficiently, and the tranny coolers are larger.
Yes-- on older non-computer trucks you could overheat the tranny by towing in OD. I did... Didn't know any better back then, and was hauling a UHaul trailer over the mountain passes and I had tranny overtemp problems. The factory tranny cooler was not big enough, and there was no computer telling it that "it should" shift down--and of course the driver didn't either.
Now a days, the computer decides torque needed vs. throttle position much more efficiently, and the tranny coolers are larger.
