Detroit Diesel DDEC II ECM Repair Service | 7570049

Restore the performance and reliability of your Detroit Diesel engine with our professional Detroit Diesel DDEC II Engine Control Module (ECM) Repair Service. This service is specifically designed for Detroit Diesel Series 60 (11.1L & 12.1L 6-cylinder) engines equipped with DDEC II electronic control systems and ECM part number 7570049.

Our experienced technicians diagnose, repair, and thoroughly test your ECM to ensure it meets or exceeds OEM performance standards. Rather than purchasing an expensive, hard-to-find replacement, our repair service provides a cost-effective solution while retaining your original programming and engine configuration.

With a fast 2-business-day turnaround, we minimize downtime and return your ECM ready for installation. Since your original module is repaired, no additional programming is required upon reinstallation.

Compatible Engines

• Detroit Diesel Series 60 (Early 11.1L & 12.1L 6-Cylinder Models)

• Detroit Diesel Two-Stroke Engines (equipped with 6-cylinder DDEC II systems)

Compatible Part Numbers

• 7570049

• R7570049

Service Features

• ✔ Professional diagnostic testing and repair

• ✔ Fast 2-business-day turnaround time

• ✔ No programming required after repair

• ✔ Retains original engine configuration and settings

• ✔ Thoroughly tested for quality and reliability

• ✔ Cost-effective alternative to replacement

• ✔ Helps minimize vehicle downtime

• ✔ Backed by expert Detroit Diesel ECM repair specialists

Common ECM Failure Symptoms

• ✔ No-start condition

• ✔ Intermittent stalling or dropping cylinders

• ✔ Loss of communication with diagnostic tools (Pro-Link/DDDL)

• ✔ Injector driver faults or erratic firing

• ✔ Engine shutdown or sudden power cut-outs

• ✔ Check Engine / Stop Engine Light illumination

• ✔ Corrupt or unreadable EEPROM/memory faults

• ✔ Total loss of power to the unit (Dead ECM)

How It Works

1. Place your repair order.

2. Ship your Detroit Diesel DDEC II ECM to our facility.

3. Our technicians diagnose and repair the module.

4. The ECM is fully tested and verified.

5. Your repaired ECM is returned ready to install.