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This VIN Programmed Engine Control Module (ECU/ECM) 12586243 is a high-quality OEM replacement unit designed for 2004 Chevrolet Corvette 5.7L applications. Each module is fully tested and programmed to your vehicle’s VIN prior to shipment to ensure proper compatibility, smooth installation, and reliable engine performance.
Built to OEM specifications, this ECU/ECM restores proper engine management, fuel delivery, ignition timing, and overall drivability. Please verify that your original part number matches 12586243 before purchasing.
As a used electronic module, light cosmetic wear such as scratches or marks may be present. Any major damage is always clearly noted. Most modules require installation and programming verification by a certified mechanic or dealership. We are not responsible for programming or installation costs.
If you have any issues with your order, please contact us. Customer satisfaction is our priority, and we are here to help before and after purchase. Please ask all questions prior to buying.
Send via order message or seller note after purchase.
Orders are processed within 1–3 business days (Monday–Friday). Fast worldwide shipping included with secure packaging for safe delivery.
Returns accepted within 14 days of delivery. Item must be returned in original condition with packaging and order details included.
We will give a lifetime warranty with a core return and a $200 extra.
