Just saw this on Yahoo. New recall for the 2500/3500 trucks with the 6 speed tranny. Some of them can leak transmission fluid from the dip stick.
Once transmission fluid goes into the transmission, there's a general expectation that it will stay inside. Fiat Chrysler Automobiles (FCA) and the National Highway Traffic Safety Administration (NHTSA) opened a recall campaign on January 24, due to transmission fluid leaking from the dipstick