Description
2013 Chevrolet Silverado 4.3L ECM / ECU – VIN Programmed | Plug & Play
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2013 Chevrolet Silverado 4.3L models.
Each unit is VIN-programmed, updated, and fully tested for a true plug-and-play installation with no dealer visit required.
Built to OEM standards for reliability, calibration accuracy, and long-term performance.
Strict Testing & Quality Assurance
Every ECU is inspected, refreshed, and verified through advanced diagnostic tools. Testing includes:
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Complete communication & CAN-bus verification
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Sensor input/output and signal integrity checks
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Injector & ignition pulse simulation
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Power, ground, and load-circuit analysis
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Flash memory integrity and checksum validation
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Thermal and voltage-stress testing to confirm reliability
This ensures a fully functional, reliable, plug-and-play module you can install with confidence.
Important Note
Some vehicles equipped with IMMO (Immobilizer) or PATS (Passive Anti-Theft System) may require additional key programming after installation. This is normal for models where security data must be synchronized with the vehicle’s body control system.
For a 100% plug-and-play solution with no relearns, no key programming, and no compatibility issues, we recommend our ECU Cloning Service, which transfers all original security, immobilizer, and configuration data directly into the replacement unit.
Contact Us
Email: info@fixecm.com
Phone: Local: 647-247-8555 | Toll-Free: 1-800-915-5566
Hunter Miller –
Arrived quickly and worked perfectly right out of the box—totally hassle-free install! Definitely saved me a ton of time and headaches.
Super impressed with how seamless the setup was; the VIN programming meant zero fuss, just plug in and go! Shipping was fast, too.
This ECM fit like a glove and fired up immediately—exactly what my Silverado needed. Great quality and smooth transaction all around.
Fast delivery and the unit was already programmed for my truck, making the swap incredibly simple. Highly recommend for anyone needing a quick fix.
Plugged it in with no issues, and my engine runs like new again. Appreciate the professional support and prompt shipping!