The Ford 10R80 family of transmissions has become known for the CDF clutch cylinder sleeve moving out of position. An updated drum has been made available by Ford with a “no-walk” backing lip to prevent repeat failure. After this cylinder has been replaced, there still may be another problem still lurking in the transmission that
The Technically Speaking article in the June issue of Transmission Digest was an article called A Twist of Fate. The subject matter was the effects produced when an AS68RC transmission’s stator shaft turns in the pump cover. The article briefly mentioned a similar issue with the Allison 1000/2000 transmission. This comment prompted several people to call asking for more information about it.