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This VIN Programmed Engine Control Module (ECU/ECM) 12583826 is designed for the 2003 Buick Regal. Automobile Computer Solutions provides professionally remanufactured OEM-spec engine computers engineered for reliable performance, proper engine management, and dependable vehicle operation.
Each module is thoroughly tested and programmed to your vehicle's VIN for maximum compatibility and easy installation. Built to OEM specifications, this replacement ECU/ECM helps restore proper fuel delivery, ignition timing, and overall drivability.
Please verify that the Part Number 12583826 matches your original unit before purchasing. The replacement module must have the same part number as the factory-installed unit to ensure proper operation.
We offer fast processing on all orders. Your VIN-programmed module is processed within 24 business hours and shipped securely for safe delivery worldwide.
A refundable core charge applies to your order. Once the original core is returned in rebuildable condition, the refund will be issued to your original payment method. A prepaid return label is included, and the core must be returned within 14 days.
We will give a lifetime warranty with a core return and a $200 extra.
