Recently, John Thornton from Autotrain in Illinois was called in to determine the cause of an issue with a 6F35 transmission in a 2017 Ford Truck Escape 4WD using a 1.5L Ecoboost engine. The vehicle had been to two different shops. One diagnosed it as a transmission problem while the other shop said it was The post Is It the Transmission or the Engine? appeared first on Transmission Digest.