Caterpillar 1729391 | 172-9391 | 10R-4331 | ECM Repair. Your ECM will be returned fully reconditioned, tested, and ready to be installed back to the same engine it came off, saving you the time & expense of having a new ECM programmed to your machinery.

Caterpillar 1729391 | 172-9391 | 10R-4331 | ECM Repair

Compatible Models for part number 172-9391

• INTEGRATED TOOLCARRIER IT38G, IT38G II.
• RECLAIMER MIXER RM-350B.
• SOIL COMPACTOR 825G II, 825H, 825G.
• WHEEL DOZER 834G, 834H, 824G II, 824H, 824G.
• COLD PLANER PM-465.
• MOTOR GRADER 163H, 163H NA, 143H.
• LANDFILL COMPACTOR 836H, 836G, 826G, 826H, 826G II.
• WHEEL LOADER 972G II, 938G II, 980G II, 988G, 988H, 972G, 962G II, 980H, 980G, 992G, 950G II, 938G, 966G, 950G, 962G, 966G II.
• TRACK-TYPE TRACTOR D5N, D6N.
• ROAD RECLAIMER RM-350B.
• MINING EXCAVATOR 5230B, 5130, 5110B, 5130B.
• QUARRY TRUCK 771D, 775D.
• TRUCK 69D, 773D, 793C, 769D, 789C, 785C, 777D.
• ASPHALT SCREED 8-16B, 10-20B.
• TRACTOR 776D, 784C.

Warranty

Our ECM repair service even has a one-year warranty. Our experts not only repair your ECM but also ensure that it’s built for reliability and long-lasting performance.

Common Problems

• Blowing fuses
• No communication
• Engine shutting down
• Fault codes in the unit
• Intermittent faults
• Oil intrusion
• Water damaged
• Injector driver faults

Process

You only need to ship your unit to us, and we will diagnose the faults and ship the fixed unit back.

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 provide technical assistance. Feel free to contact us if you wish to discuss the faults you are experiencing before sending in your parts. ECM Engineering USA / ECM Repair USA ECM Repair Truck Share ON: Twitter | Facebook | Linked In | Tumblr