Hi, I have a 2007 isx cm 870 cpl 8520, I need to replace ecm , looking in Ebay, my part number is , 3684009, I'm looking at one but part number is 3683289,, same cpl,, can someone tell me what's the difference,, can I use that one??? , thanks in advance,,
Isx ecm
Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by Alecamion52, Jul 21, 2019.