Engine Control Module (ECM) - GM (12725776)

Genuine GM OEM Engine Control Module (ECM) MPN 12725776 is engineered to manage fuel injection, ignition timing, and emissions for 2018-2025 GM full-size vans including Express and Savana models with 4.3L and 6.6L gas engines. This factory replacement ECM ensures optimal engine performance and diagnostic functionality for heavy-duty commercial and passenger van applications. Sourcing an authentic GM engine control computer protects your vehicle's warranty and reliability. - Genuine OEM Engine Control Module (ECM/PCM) computer unit for GM Express and Savana van series - Factory fitment for 2018-2025 Express 2500, Express 3500, Savana 2500, and Savana 3500 models with 4.3L or 6.6L gas engines - Manages critical engine functions including fuel injection mapping, ignition timing control, and emissions system operation - Direct replacement component compatible with all applicable GM full-size van configurations requiring MPN 12725776 - Authentic Genuine GM OEM part — not aftermarket or remanufactured — backed by GM manufacturing standards