Cummins ecm p/n 3683289 Cummins ISX/ISM CM870 (typically 2003–2007).
Engine Application: Cummins ISX/ISM CM870 (typically 2003–2007).
Item Tag: 3683289
USED OEM Cummins ISX15 Engine Control Module ISX ECM ECU 3683289 No Core Charge!
Removed from a running engine and tested good computer.