{"product_id":"oem-goodman-integrated-furnace-control-board-for-gmnt070-3b-b1809913s","title":"OEM Goodman Integrated Furnace Control Board for GMNT070-3B — B1809913S","description":"\u003cp\u003eThe Goodman \u003cstrong\u003eB1809913S Integrated Furnace Control Board\u003c\/strong\u003e is the genuine OEM \"brain\" of the \u003cstrong\u003eGMNT070-3B\u003c\/strong\u003e gas furnace, supplied complete with its \u003cstrong\u003e9-pin wiring harness\u003c\/strong\u003e. This circuit board manages the entire heating sequence — inducer startup, igniter warm-up, gas-valve timing, flame sensing, blower on\/off delays, and safety-limit monitoring — and reports fault codes through its onboard diagnostic LED.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Integrated furnace control (IFC) circuit board\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e 9-pin wiring harness\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunctions:\u003c\/strong\u003e Ignition sequencing, flame sensing, blower timing, diagnostics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiagnostics:\u003c\/strong\u003e Onboard LED fault-code display\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM part number:\u003c\/strong\u003e B1809913S\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary fit:\u003c\/strong\u003e Goodman GMNT070-3B furnace\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eControl boards are firmware-specific, so a \u003cstrong\u003egenuine Goodman OEM\u003c\/strong\u003e board is strongly recommended. It ships with the matching 9-pin harness and factory-programmed timings that align exactly with your furnace's gas valve, igniter, and blower. Universal or aftermarket boards can require rewiring and may not replicate Goodman's ignition and delay sequences, risking short-cycling or lockouts.\u003c\/p\u003e\u003ch3\u003eInstall Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate (3\/5).\u003c\/strong\u003e Kill power at the furnace disconnect and label every wire (or photograph the board) before disconnecting. Transfer connections one at a time to the new board, seat the 9-pin harness fully, and confirm the DIP-switch \/ jumper settings match the original. Plan on 30–45 minutes. If you're unsure about the wiring, have a licensed HVAC technician perform the swap.\u003c\/p\u003e\u003cp\u003eGenuine Goodman reliability, complete with harness and backed by our warranty. Confirm your model number before ordering.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058128961907,"sku":"GOODMAN-11659","price":184.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-integrated-furnace-control-board-for-gmnt070-3b-b1809913s","provider":"National HVAC Parts","version":"1.0","type":"link"}