{"product_id":"oem-goodman-integrated-furnace-control-board-for-gmnt070-4b-b1809913s","title":"OEM Goodman Integrated Furnace Control Board for GMNT070-4B — B1809913S","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman B1809913S Integrated Furnace Control Board\u003c\/strong\u003e is the genuine OEM ignition control module for the \u003cstrong\u003eGMNT070-4B\u003c\/strong\u003e gas furnace and compatible Goodman\/Amana units. This board is the brain of the furnace — it manages the ignition sequence, sequences the inducer and blower, reads the flame sensor and safety limits, and flashes diagnostic error codes. It ships with the matching \u003cstrong\u003e9-pin wiring harness\u003c\/strong\u003e for a clean, correct connection. Symptoms of a failed board include no ignition, blower running constantly, no response to the thermostat, or repeated diagnostic lockout codes.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Integrated furnace control (IFC) with ignition sequencing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHarness:\u003c\/strong\u003e Includes 9-pin plug-in wiring harness\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiagnostics:\u003c\/strong\u003e On-board LED fault codes for troubleshooting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControls:\u003c\/strong\u003e Inducer, blower, gas valve, safety circuits\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e GMNT070-4B and select Goodman\/Amana furnaces\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eOEM vs. Generic:\u003c\/strong\u003e The genuine B1809913S is pre-programmed with the exact ignition timings, blower delays, and safety logic Goodman engineered for this furnace family. Universal aftermarket boards require field configuration of jumpers and timings and can misbehave with the factory harness. Because the control board governs combustion safety, the OEM board with its included harness is the reliable choice.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstallation difficulty:\u003c\/strong\u003e Moderate (⭐⭐⭐☆☆). Photograph existing connections, transfer wiring to the new board, and seat the 9-pin harness. Plan for 45–60 minutes. Cut power at the disconnect first. Professional installation is recommended if you are not comfortable with furnace wiring.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058129191283,"sku":"GOODMAN-11667","price":184.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-integrated-furnace-control-board-for-gmnt070-4b-b1809913s","provider":"National HVAC Parts","version":"1.0","type":"link"}