TRNW-2: 19 Ford 10R80 help or questions

[Ryan D]

Bad CDF drum more than likely. Just my guess
On Monday, June 23, 2025, John Lovell via trnw2 <trnw2 at trnw.net> wrote:

> Hello everybody, hope you are surviving the heart. Have a 19 F150 with a
> 3.5 Ecoboost. 74k on the odo. Customer was complaining about harsh shifts.
> No codes in either the engine or transmission. Sold them and installed a
> new VB. I haven't entered the solenoid strategy as of yet. Most of the
> Fords for me have driven out. What I've noticed now after some windshield
> time is 3rd and 5th are noticeable. If it makes a 1-3 shift, not to bad.
> But a 1-2-3 shift and 3rd sucks. Very bumpy. Going into 5th is ALWAYS
> noticeable, up or downshift. I've only been into a couple of these, and the
> 1 with a bad drum was shifting poorly. Any thoughts as to what might be
> going on are appreciated. As always, thanks for taking the time.
>
> John
>
>
>

-- 
Ryan
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