Cummins 4921776 ECM Engine Control Module – ISB ISC ISL CM850 | Used / As-Is Tools Firestone: W02-358-7109

Firestone: W02-358-7109

International TranStar 8600

07-08003-003 (Model 387 radiator support)

Navistar: 1685174C1

Recurring loss of power-steering fluid with no obvious external leak elsewhere

Cummins 4921776 ECM Engine Control Module – ISB ISC ISL CM850 | Used / As-Is Tools Firestone: W02-358-7109This is a used genuine Cummins 4921776 Electronic Control Module on the CM850 control platform, used across ISB6. 7, ISC, ISL, QSB6. 7, QSC8. 3, and QSL9 engines. The ECM manages fuel injection timing and quantity, engine protection, emissions control, and J1939 communication with engine sensors. This unit is sold strictly as is with unknown working condition for parts, bench testing, or diagnostic use only no warranty included. Programming Note