Re: Transmission p0755
P0755 means that shift solenoid B is malfunctioning. It needs to be replaced, so yes, you need a new solenoid body.
Did changing the TRS make the P0705 code go away?
Former Ford Automatic Transmission Engineer
ďThe good thing about science is that it's true whether or not you believe in it.Ē ― Neil deGrasse Tyson