servicemaxx 1708 for your engine and its free from navistar.com just download on window 7 or up (stay away from windows 8) buy a communicator (J-pro's device is the best for your dollar[it will come with every plug in you will ever need])stay away from" Chinese clones" on ebay more trouble than the savings are worth
OEM trained in wiring and all engine platforms for over 20 years
Thank you bluenozer I'm downloading servicemaxx 1708. But I have a problem with the communicator. Can you give me an internet link where I can buy it???