Important Information – Used ECMs

• Tested & Verified: Good, tested used electrical components.

• Programming Required: Must be flashed to your vehicle’s specific VIN by a dealer or qualified diesel shop before installation.

• Programming Not Included: Buyer is responsible for all programming.

• Return Policy: Electrical components that have been opened, installed, or plugged in are generally non-returnable unless covered under warranty.

1871601C1 Used International VT365 6.0L Engine Control Module (ECM/ECU)

This used International/Navistar 1871601C1 Engine Control Module (ECM/ECU) is an OEM replacement engine computer associated with select International VT365 6.0L V8 turbocharged diesel engine applications.

The ECM manages essential engine operating functions, including fuel injection commands, engine performance monitoring, sensor communication, diagnostic functions, and applicable emissions-related controls.

International VT365 diesel engines were used in school buses and medium-duty commercial vehicles, making replacement engine electronics an important consideration for transportation departments, fleet maintenance operations, and diesel repair facilities.

A used OEM International ECM provides a cost-effective replacement option for a malfunctioning engine computer, helping fleet operators reduce repair expenses and extend the service life of existing vehicles.

The replacement ECM must be programmed with the correct vehicle-specific VIN and engine calibration before installation. Programming should be performed by a qualified diesel repair facility equipped with appropriate International/Navistar diagnostic and programming equipment.

Important Compatibility Note: International used multiple ECM hardware configurations and calibrations across VT365 engine applications. Verify the original ECM number, vehicle VIN, engine serial number, and hardware identification before purchasing.

Part Specifications

Primary OEM Part Number: 1871601C1
Manufacturer: International / Navistar
Component Type: Engine Control Module (ECM/ECU)
Condition: Used
Engine Manufacturer: International / Navistar
Engine Model: VT365
Engine Displacement: 6.0 Liters
Engine Configuration: V8 Turbocharged Diesel
Fuel Type: Diesel
Stock Number: 10E-1871601-STK
Programming Required: Yes – VIN/Engine-Specific
Programming Included: No
Typical Vehicle Applications: IC Bus School Buses and International Medium-Duty Trucks
Compatibility: Verify OEM Number, VIN, Engine Serial Number, and ECM Hardware

Common Applications

Potential applications include select International vehicles equipped with compatible VT365 6.0L diesel engines:

• IC Bus CE Series school buses

• International 3000 Series school bus chassis

• International 4200 medium-duty trucks

• International VT365-powered commercial fleet vehicles

These are general VT365 vehicle platforms rather than confirmed direct fitments for 1871601C1. Verify the original ECM and vehicle VIN before purchasing.

OEM #1871601C1 (11/14/2006 and later)