One problem related to transmission not go into gear has been reported for the 1998 Dodge Ram 2500. The most recently reported issues are listed below.
While driving on freeway, 5th gear went out as if clutch was pushed in. Could not get 5th gear to work, had to drive to dealership in 4th gear which is challenging to do in a diesal truck. After santa cruz Nissan Dodge supposedly replaced the entire manual transmission, driving back home, the 1st gear would not engage.