Cummins ISB ECM 3954430 | Remanufactured Engine Control Module | Plug & Play

🚚 Worldwide Shipping Available
👍 2-Year Warranty With Core Return
💰 $150 Refundable Core Fee Required
✅ Fully Tested OEM Replacement

Restore the performance and reliability of your Cummins ISB engine with this professionally remanufactured Engine Control Module (ECM), OEM part number 3954430. Each module is thoroughly tested and supplied ready for Plug & Play installation in compatible applications.

Every ECM undergoes diagnostic and quality-control testing by our experienced technicians to ensure dependable performance and proper communication.

Vehicle & Module Specifications

Make: Cummins
Model: ISB
Part Number: 3954430
Part Type: Engine Control Module (ECM)
Engine: 6-Cylinder Cummins
Condition: Remanufactured
Warranty: 2-Year Warranty With Core Return
Core Fee: $150 — Refundable Upon Return of a Repairable Original Core
Installation: Plug & Play for Compatible Applications

What's Included

✔ 1x Remanufactured Cummins ISB ECM
✔ OEM Software Installed and Tested
✔ Fully Bench Tested Before Shipment
✔ Plug & Play Installation for Compatible Applications
✔ Professional Technical Support

Why Buy From Us?

✔ Professionally Remanufactured In-House
✔ Fully Bench Tested Before Shipment
✔ Plug & Play for Compatible Applications
✔ Fast Worldwide Shipping
✔ Expert Technical Support Available
✔ 2-Year Warranty With Core Return

Common Symptoms of a Failed ECM

• Engine no-start condition

• Hard starting or intermittent starting

• Check Engine Light illuminated

• Loss of engine power

• Poor fuel economy

• Injector driver faults

• Communication error codes

• Sensor circuit faults

• Engine shutdown or stalling

• Unresponsive engine controls

Compatibility Information Required

To verify compatibility, please provide the following information during checkout:

• Vehicle Identification Number (VIN), when applicable

• Engine Serial Number (ESN)

If you cannot provide this information during checkout, please contact us after purchase:

📧 sales@autocomputerusa.com
📞 (305) 456-0505
📱 Text / WhatsApp: (786) 269-4099

Shipping

All ECMs are tested and shipped within 1–3 business days after receiving the required vehicle and engine information. We offer fast and secure worldwide shipping.

Returns

Returns are accepted within 30 days of delivery for unused items in original condition. Refunds or exchanges will be processed after inspection. Restocking fees may apply.

Core Exchange & Warranty

2-Year Warranty With Core Return. $150 Core Fee Required.

This module includes a 2-year warranty against defects in materials and workmanship, subject to return of a repairable original core. Warranty coverage begins upon delivery and applies to the original purchaser. Professional installation is recommended.

The $150 core fee is refundable upon return of a repairable original core.

If the original ECM is not returned, or the core is missing, severely damaged, burned, physically destroyed, or otherwise deemed non-repairable, the warranty is void and the $150 core fee is non-refundable.

Please contact ACS before ordering if you have questions about core eligibility.

Compatible Part Number

• 3954430

Compatible Applications

• Compatible Cummins ISB engine applications using ECM part number 3954430

Please verify your original part number before ordering. Send us your Engine Serial Number (ESN) or current ECM part number, and our technicians will verify compatibility.