2004 GMC Sierra 3500 Engine Control Modules (ECM)

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Keep Your 2004 GMC Sierra 3500 in Top Shape with Quality Engine Control Modules (ECM)

Whether you’re repairing or upgrading your Engine Control Modules (ECM), using high-quality parts is key to keeping your 2004 GMC Sierra 3500 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Engine Computers and Body Control Computers. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Competitive Prices and Extensive Inventory

The average price for a 2004 GMC Sierra 3500 Engine Control Modules (ECM) at Advance Auto Parts is around $302.26, with a range that starts at $249.99 and goes up to $549.99. With 3 options in stock from one trusted brand, finding the right fit is easy. Popular picks like Dorman Remanufactured Body Control Module, 502-007, Dorman Remanufactured Body Control Module, 502-008, and Dorman Fuel Injector Line Kit, 904-150KT start at just $249.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Engine Control Modules (ECM), don’t forget to check out other key components like Engine Gaskets and Seals and Engine Timing Parts. At Advance Auto Parts, we’re here to help you keep your 2004 GMC Sierra 3500 in peak condition, inside and out.

Essential 2004 GMC Sierra 3500 Engine Control Modules (ECM)

Dorman – Dorman Remanufactured Body Control Module, 502-007 (Part No.502-007)

Dorman Remanufactured Body Control Module, 502-007

from

$304.99
This remanufactured body control module (BCM) is thoroughly tested and refurbished as required to restore various accessory functions and prevent damage to related components.
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Dorman – Dorman Remanufactured Body Control Module, 502-008 (Part No.502-008)

Dorman Remanufactured Body Control Module, 502-008

from

$249.99
This remanufactured body control module (BCM) is thoroughly tested and refurbished as required to restore various accessory functions and prevent damage to related components.
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Dorman – Dorman Fuel Injector Line Kit, 904-150KT (Part No.904-150KT)

Dorman Fuel Injector Line Kit, 904-150KT

from

$549.99
This fuel injector line set is designed to reliably route fuel from the rail to the vehicle injector. Commonly replaced when corroded or leaking, this line set is made of quality materials and is engineered for reliable performance and durability.
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Most Popular Engine Computer for 2004 GMC Sierra 3500s

Enhance your 2004 GMC Sierra 3500 with this popular Engine Computer we have in stock, for $549.99.

Dorman – Dorman Fuel Injector Line Kit, 904-150KT (Part No.904-150KT)

Dorman Fuel Injector Line Kit, 904-150KT

from

$549.99
This fuel injector line set is designed to reliably route fuel from the rail to the vehicle injector. Commonly replaced when corroded or leaking, this line set is made of quality materials and is engineered for reliable performance and durability.
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Best-Selling 2004 GMC Sierra 3500 Body Control Computers

Upgrade your Sierra 3500 with one of our 2 best-selling Body Control Computers.

Dorman – Dorman Remanufactured Body Control Module, 502-007 (Part No.502-007)

Dorman Remanufactured Body Control Module, 502-007

from

$304.99
This remanufactured body control module (BCM) is thoroughly tested and refurbished as required to restore various accessory functions and prevent damage to related components.
See More

Dorman – Dorman Remanufactured Body Control Module, 502-008 (Part No.502-008)

Dorman Remanufactured Body Control Module, 502-008

from

$249.99
This remanufactured body control module (BCM) is thoroughly tested and refurbished as required to restore various accessory functions and prevent damage to related components.
See More

FAQs for 2004 GMC Sierra 3500 Engine Control Modules (ECM)s

What are the best-selling Engine Control Modules (ECM)s for 2004 GMC Sierra 3500s?

Out of 3 Engine Control Modules (ECM)s that fit 2004 GMC Sierra 3500s, the following parts are the top sellers:

What’s the price range for 2004 GMC Sierra 3500 Engine Control Modules (ECM)?

The prices of Engine Control Modules (ECM) for the 2004 GMC Sierra 3500 range from $249.99 up to $549.99 for the most premium parts.

What is the average price of an Engine Control Modules (ECM) for a 2004 GMC Sierra 3500?

The average price for Engine Control Modules (ECM)s for the 2004 GMC Sierra 3500 is $302.26. Keep in mind the variety of part types within our Engine Control Modules (ECM) category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Engine Control Modules (ECM) for other GMC Sierra 3500 model years?

Yes, we carry Engine Control Modules (ECM) for 3 model years of GMC Sierra 3500s between 2003 and 2007. The following model years are the most popular for Engine Control Modules (ECM) purchases: 2007, 2006, 2005, and 2003.

What are the cheapest Engine Control Modules (ECM) for my 2004 GMC Sierra 3500?

The cheapest 2004 GMC Sierra 3500 Engine Control Modules (ECM) we carry are:

Does Advance Auto Parts sell Engine Control Modules (ECM) for any other 2004 GMC models?

What types of Engine Control Modules (ECM) do you sell for my 2004 GMC Sierra 3500?

As of 8/2/26, these are some of the most in-demand types of Engine Control Modules (ECM) for a 2004 GMC Sierra 3500:

Can I get help with 2004 GMC Sierra 3500 Engine Control Modules (ECM) orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about GMC Engine Control Modules (ECM) and more.

What is your return policy for GMC Sierra 3500 Engine Control Modules (ECM)?

Advance Auto Parts keeps returns simple. For new GMC Sierra 3500 Engine Control Modules (ECM) and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.