Cummins 4921776 ECM Engine Control Module – ISB ISC ISL CM850 | Used / As-Is cm 1999-2005 Ford Excursion 5

1999-2005 Ford Excursion 5

Airtech: 39626KPP

Also known as: 34201N

with O-ring (PAI 121366) (qty 4) — crosses Cummins 3678611

Verify mounting configuration and existing part number before ordering to confirm fitment

Cummins 4921776 ECM Engine Control Module – ISB ISC ISL CM850 | Used / As-Is cm 1999-2005 Ford Excursion 5This 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