I have a 1998 Holiday Rambler with the F53 Chassis and 460 Ford Engine with 57k miles. For the past 2 years I have been trying to solve a vibration issue that shows up between 45 mph and 65 MPH when the transmission shifts to overdrive. You can take...
I still think it is related to the torque converter. It's like whatever is supposed to tell the torque converter to lock up is not sending a constant signal making it shutter. The new torque converter is doing the exact same thing that the old one ...
