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Cummins ISB 6.7L Engine Control Module (ECM) 2019-2024: OEM 4384696

CUMMINS ISB 6.7L ENGINE CONTROL MODULE (ECM) 2019-2024: OEM 4384696

Shipping ICON

ORDERS PLACED BEFORE 3PM EST WILL SHIP SAME DAY

WARRANTY ICON

WARRANTY
1M MILES OR 1 YEAR

$1,895.00

CORE CHARGE:

$250.00
iCORE DISCLAIMER: The CORE charge is a 30 day hold and will not be processed as long as the CORE is returned within 30 days. If you do not have a CORE or fail to return the CORE within 30 days, the CORE charge hold amount will be processed at that time.

AVAILABILITY IN STOCK
OEM NUMBER4384696
PART TYPEEngine Control Module (ECM)
BRANDTamerx Diesel Products
ENGINE MAKECummins
ENGINE TYPEISB 6.7L
YEAR2019-2024
PART NUMBER4384696RM
APPLICATION NOTESCM2450B

PRODUCT DESCRIPTION

This is a Remanufactured Tamerx Engine Control Module (ECM), Tamerx part number 4384696RM ( OEM Part Number 4384696 ). All parts are proudly remanufactured in the U.S.A. to the highest of OEM standards, and improvements are often applied to the original design in the remanufacturing process. This part is primarily made for a Cummins ISB 6.7L, production years 2019-2024, and comes with a One Million Miles or One Year Warranty. For additional warranty info Click Here

OEM NUMBERS

Primary OEM4384696
Additional OEM4384696

ADDITIONAL DETAILS

CONDITIONRemanufactured
UPC / Barcode00840490556966
WEIGHT6.00 LBS

SHIPPING OPTIONS

Ship Weight : 6.00 LBS
UPS Ground, 2nd Day Air, Next Day Air

SHIPPING POLICY

Tamerx Diesel Products ships via UPS Ground. Next day air shipping can be arranged for a reasonable price of anywhere from $50.00 - $100.00 depending on the weight of the product and your location. We will do everything we can to make sure that you get the service you need. We understand how important it is to receive your order as quickly as possible.
In most cases Tamerx Diesel Products only needs one address, as long as your product is shipping to the same location as your billing information. In order to eliminate credit card fraud, your billing information must match the credit card you provide.

The terms, conditions, and details of our warranty vary from product to product. Specific warranty details can be found below.

Tamerx Diesel Products provides a replacement warranty on all of our parts. The duration and mileage limitations of the warranty vary by product and are specified on the product's detail page/item listing.

Please note that the warranty covers replacement of the part and the cost of shipping the replacement part to you only. It does not cover any shop, labor, towing, or any similar or related costs. This is not a "money back guarantee".

If you experience a problem with your part or it is not functioning properly, the correct warranty procedure is to call us at (510) 257-1777 (8:00 AM - 5:00 PM ET Monday through Friday). Be sure to have your order number and/or other relevant order information ready so we can easily locate your order and resolve your issue as quickly as possible. From that point, we will review with you any troubleshooting steps that may need to be taken and other areas or systems that can be checked to rule out external problems contributing to your part's issue. If a replacement is determined to be necessary, we will then arrange for your replacement part to ship out ASAP and issue any necessary return shipping labels and/or documents.

As is the case for the majority of the diesel products sold on Tamerx Diesel Products, your part's warranty is active as soon as you install it. In some other cases, warranty activation is contingent upon you sending us your core (i.e., your old part). Tamerx Diesel Products will provide you a return shipping label for parts that have a warranty with a core return condition. When we have received your core return, the part's warranty coverage begins. We reserve the right to void the product warranty if your core is not received within the allotted time, or if it isn't received at all. If the warranty for the diesel part you are purchasing has a core return requirement, it will be clearly noted on the product detail page/item listing.

What is a Core Charge?

A core charge (also called "core deposit") is similar to the deposit you might pay for a can or bottle of soda and is a standard requirement in the auto parts industry. For example, in many states, to promote recycling, you pay a deposit when you purchase a can of soda and receive your deposit back when you return the empty can. Many automotive parts have a core charge, or core price, that works in essentially the same way as a soda can deposit.

30 Day Core Charge Hold

You authorize Tamerx Diesel Products, to hold your credit card for the specified core charge amount and that you agree to return your core with 30 days of receiving the purchased part. When we have received your core return, the hold is released and the core charge payment is canceled.

The customer, or parts buyer, is responsible for any shipping costs associated with core returns unless otherwise specified in the product listing/detail page. Tamerx Diesel Products offers prepaid UPS shipping labels (SKU numbers UPS-CR1 and UPS-CR2) for use in returning your core that are available for purchase on our website during your shopping/order process.

The shipping label you will need to use for the core return is dependent upon what part you are purchasing. UPS-CR1 is good for cores weighing up to 20 pounds. UPS-CR2 is appropriate for shipping cores weighing 21 pounds or more. You must include enough information with the core return that clearly identifies it as a.) a Core Return, and b.) contains enough information we can use to clearly associate the core return with your order. Including a copy of the invoice or packing slip that came with the original shipment, clearly marked "Core Return", is ideal. Alternately, you can include a note marked as "Core Return" that includes your order number, full name and address, and phone number or other contact information. Failure to include this information with your returned core will most likely delay any due core credit being issued and/or delay any applicable warranty activation. Core returns need to be for the exact part purchased and cannot be damaged. Substituting another part in place of the part you have purchased is not acceptable.

All fluids must be drained.

If you have purchased a set or a parts package, you will need to return cores for all components of the set. For example, if you have purchaed a high pressure oil pump with an IPR valve, you will need to return both HPOP and IPR valve cores to receive proper credit. If you have purchased an EGR cooler/EGR valve package, your core return must consist of an EGR cooler core and an EGR valve core, or core credit will not be given.

Core Charges are often mandated by state legislature, and, as such, the actual core charge and taxes on the charge may vary depending on the state in which you buy your part. The Tamerx Diesel Products core charge presented to you online today with your item is representative of the most common core charge.


Take control of your engine's performance with the Cummins ISB 6.7L Engine Control Module (ECM) 2019–2024 (OEM 4384696). Designed specifically for Cummins ISB 6.7L engines, this ECM manages critical engine functions by processing sensor data and optimizing fuel delivery, timing, and emissions system operation. Manufactured to meet OEM specifications, it delivers precise fitment and dependable compatibility for the listed model years. Installing the correct ECM helps support reliable engine operation, efficient system communication, and long-lasting performance.

FITMENT CHART

YEARMAKEENGINE(S)
2019Cummins ISB 6.7L
2020Cummins ISB 6.7L
2021Cummins ISB 6.7L
2022Cummins ISB 6.7L
2023Cummins ISB 6.7L
2024Cummins ISB 6.7L

PEOPLE ALSO ASKS | BLOG(S)

The Cummins ISB 6.7L Engine Control Module (ECM) 2019-2024 OEM 4384696 serves as the central control unit for your diesel engine, managing critical operating functions through continuous communication with sensors and engine components. One of the most searched topics related to ECMs is the importance of using an OEM replacement for dependable engine management. Choosing the correct ECM helps maintain factory compatibility and supports the original operation of your engine system.

  • OEM 4384696 is designed for 2019-2024 Cummins ISB 6.7L engine applications, providing OEM-quality fit and compatibility.
  • Processes information from multiple engine sensors, helping coordinate fuel delivery, timing, and other essential engine functions.
  • Supports communication between electronic engine components, allowing the engine management system to operate as designed.
  • Manufactured to OEM specifications, ensuring compatibility with the factory electrical and control systems.
  • Designed for dependable integration with the vehicle's existing engine management network, helping maintain consistent system operation.
  • Constructed with durable electronic components to withstand demanding diesel operating environments.
  • Provides a reliable replacement solution for restoring proper engine control and electronic system functionality.

The Cummins ISB 6.7L Engine Control Module (ECM) 2019-2024 OEM 4384696 is an excellent choice for maintaining reliable engine management. With its OEM-quality construction, precise compatibility, and dependable electronic control capabilities, it helps keep your Cummins ISB 6.7L engine operating with the factory-level communication and functionality it was designed to deliver.

Testing an Engine Control Module (ECM) involves more than checking the module itself. Since the ECM communicates with sensors, actuators, and other vehicle systems, proper diagnosis requires verifying power, ground, wiring, and input signals before determining whether the ECM is faulty. A systematic approach helps avoid unnecessary replacement.

  • Begin by scanning the vehicle with a diagnostic tool to retrieve any stored fault codes and review live data from the ECM.
  • Verify that the ECM is receiving the correct battery voltage and has proper ground connections.
  • Inspect the wiring harness and connectors for corrosion, damaged pins, loose connections, or broken wires.
  • Test input signals from critical sensors, such as the crankshaft position sensor, camshaft position sensor, and temperature sensors, to ensure the ECM is receiving accurate information.
  • Check the ECM's communication with other control modules to identify any network or communication faults.
  • Inspect related fuses and relays to confirm the ECM is receiving a consistent power supply.
  • If all supporting components test correctly but problems persist, further ECM testing or replacement may be necessary according to the manufacturer's diagnostic procedures.

A complete diagnostic process is the most reliable way to test an ECM. Confirming the condition of the wiring, sensors, and power supply before replacing the module helps ensure an accurate repair, restores proper engine operation, and avoids unnecessary component replacement.

Clean, secure connectors help ensure reliable communication between the ECM and engine systems. Corrosion or loose connections can lead to intermittent electrical faults.

Yes, inadequate grounding can cause communication errors, erratic engine behavior, and intermittent fault codes. Proper ground connections are essential for stable ECM operation.

Maintaining the battery, charging system, wiring harnesses, and electrical connections helps extend ECM life. Routine inspections also reduce the likelihood of electrical failures.

Yes, replacing a faulty ECM can restore proper communication and engine management when the module is confirmed to be defective. The replacement should be correctly programmed for the specific application.

Cummins Engine Control Module (ECM)s