10R-7984 | Genuine CAT® Electronic Control Module (ECM)

Useful Information

Description and Purpose:

The Caterpillar OEM Electronic Control Module, Part Number: 10R-7984, is a factory-built engine management unit in New condition, designed to regulate and synchronize key engine functions across CAT C7, C10, C12, and 3126 platforms. This ECM is essential in CAT heavy equipment including D5N and D6N tractors, 953C loaders, and select marine applications. By processing input from sensors, it optimizes fuel delivery, timing, and diagnostics to ensure the engine meets both performance and emissions targets. Cross reference: 10R7984

Why Replacement is Important:

A malfunctioning ECM can cause issues like no starts, irregular fuel injection, or fault codes. Timely replacement is critical to restore operational stability, avoid emissions violations, and prevent equipment shutdown in high-load conditions.

Impact on Vehicle Performance:

When functioning properly, the ECM ensures smooth engine operation, efficient fuel usage, and stable power output, which are vital for heavy-duty work cycles and compliance with emissions standards.

Manufacturer Information:

Caterpillar® delivers durable construction and industrial equipment engineered for high performance and long operational life.

Tags & Category: Engine Control Modules, CAT ECM, Electronic Control Module, Engine Control Unit, Powertrain Control Module, CAT 3126, CAT C7, CAT C10, CAT C12, CAT C15, CAT C16, CAT C18, 3126B, 3126E, CAT Tractors, D5N, D6N, CAT Loaders, 953C, 963C, CAT Pipelayer, 561N, Marine Engine ECM, CAT Marine Applications

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.