JMOD Service for your Ford 4R70W Transmission

Andrew Franklin


This video shows the steps necessary to perform a JMOD service to your Ford 4R70W transmission. Included, is a section that shows how to use the transmission to pump out the old fluid from the transmission. This is a popular service on the Ford Crown Victoria, Mercury Grand Marquis, Lincoln Towncar, and Ford Mustang. It enhances the performance of the transmission's shifting actions, while ultimately, extending the life of a healthy transmission.