{"product_id":"oem-goodman-furnace-control-board-w-9-pin-harness-for-gmt045-3b-b1809913s","title":"OEM Goodman Furnace Control Board w\/ 9-Pin Harness for GMT045-3B — B1809913S","description":"\u003ch2\u003eGoodman B1809913S Integrated Furnace Control Board\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eB1809913S\u003c\/strong\u003e is a genuine Goodman integrated furnace control board, shipped with the matching \u003cstrong\u003e9-pin wiring harness\u003c\/strong\u003e for a clean, direct-fit replacement on the \u003cstrong\u003eGMT045-3B\u003c\/strong\u003e and compatible Goodman\/Amana gas furnaces. This board is the brain of the furnace: it manages the ignition sequence, blower and inducer timing, safety-circuit monitoring, and diagnostic fault codes. A failed board typically shows up as a no-heat condition, blinking LED error codes, or a furnace that will not initiate ignition.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFunction: Integrated ignition \/ blower control board\u003c\/li\u003e\n\u003cli\u003eIncludes: 9-pin wiring harness\u003c\/li\u003e\n\u003cli\u003eOnboard diagnostics: LED fault-code indication\u003c\/li\u003e\n\u003cli\u003eFit: Direct OEM replacement for GMT045-3B\u003c\/li\u003e\n\u003cli\u003eBrand: Goodman genuine OEM part\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003egenuine Goodman OEM\u003c\/strong\u003e board is programmed with the exact ignition and timing logic this furnace requires, and the included harness eliminates wiring adaptation. Aftermarket or re-flashed boards can introduce timing mismatches, erratic blower behavior, or premature failure. For the furnace's core control, OEM protects the whole system.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate (3 of 5).\u003c\/strong\u003e Photograph every connection, transfer wires one at a time, and seat the 9-pin harness fully. Cut power at the disconnect first. Because this is a line-voltage combustion control, professional installation by a licensed HVAC technician is recommended.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058155995507,"sku":"GOODMAN-12283","price":184.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-furnace-control-board-w-9-pin-harness-for-gmt045-3b-b1809913s","provider":"National HVAC Parts","version":"1.0","type":"link"}