1839368C1 & 1842443C92 | Genuine International® / Navistar® Engine Control Module (ECM/ECU) Assembly for DT466

Description and Purpose: Engine management depends on coordinated electronic control of fuel delivery, timing, and operating parameters. This Genuine International / Navistar Engine Control Module (ECM/ECU) Assembly is remanufactured and carries Part Numbers: 1839368C1 & 1842443C92, processing engine data and commands for consistent DT466 operation. Compatible with 2004–2009 International/Navistar applications equipped with the DT466 engine. Why Replacement is Important: A failing ECM can disrupt engine control signals, causing starting issues, inconsistent operation, fault codes, or increased downtime. Impact on Vehicle Performance: Proper ECM operation supports accurate engine management, stable power delivery, fuel control, and dependable operation under varying loads. Manufacturer Information: International® specializes in commercial vehicles and heavy-duty powertrain systems, with engineering focused on demanding fleet applications. Navistar® develops integrated technologies for heavy-duty engines and commercial vehicles. Tags & Category: Engine ECM, ECM Module, Control Module, Engine Control, ECU Module, Electronic Control, Engine ECU, Control Unit, Engine Electronics, ECM Assembly Warranty: Parts Finder Q offers a 365-days warranty for all types of parts in any condition. The warranty applies exclusively to purchases made directly through our website (partsfinderq.com). Please note that purchases made through third-party platforms like eBay or Amazon are not covered by this warranty.