Cummins CM871 | 3684275  ECM | Programmed

CM871 | 3684275 ECM | Cummins ISX

Engine Control Unit ECU | ECM | P3684275 | Electronic Control Module Compatible with ISX CM871 | 3684275 ECM (Electronic Control Module) CM871 includes the ISX, QSX, ISL, ISC, and ISM engines. It is mainly used in earlier-model engines and later-model engines. These ECMs control engine functions such as fuel injection, timing, and emissions.

Warranty

One Year.

Why trust us

Our engineering team has over 15 years of experience, more than 10K repaired ECMs, and the latest simulation technology. We are always happy to assist you with any technical assistance. ECM Engineering USA / ECM Repair USA