{"product_id":"oem-goodman-15-pin-male-wiring-harness-for-gmth090-5-0259f00008p","title":"OEM Goodman 15-Pin Male Wiring Harness for GMTH090-5 — 0259F00008P","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 0259F00008P\u003c\/strong\u003e is a genuine OEM 15-pin \u003cstrong\u003emale wiring harness\u003c\/strong\u003e engineered for the \u003cstrong\u003eGMTH090-5\u003c\/strong\u003e gas furnace and compatible Goodman\/Amana models. This harness carries low-voltage control and sensor signals between the integrated furnace control board and the ignition, gas valve, and safety circuit, making it a critical connection point for reliable furnace operation.\u003c\/p\u003e\u003cp\u003eCracked insulation, melted terminals, or intermittent no-heat faults are common signs a harness needs replacing. Using the exact OEM connector guarantees correct pin alignment and locking retention so you avoid miswiring and nuisance lockouts.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 0259F00008P\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnector Type:\u003c\/strong\u003e 15-pin, male\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Goodman GMTH090-5 furnace\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Control board \/ low-voltage circuit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Goodman (also fits equivalent Amana units)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eOEM vs. Generic:\u003c\/strong\u003e The genuine Goodman harness uses factory-spec wire gauge, color coding, and terminal crimps that match the control board diagram exactly. Aftermarket harnesses often mismatch pinouts or use thinner wire, risking voltage drop and connection failures. For a safety-critical circuit, OEM is the recommended choice.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstallation Difficulty:\u003c\/strong\u003e Moderate — DIY-capable for those comfortable with furnace wiring. Always disconnect power at the breaker first, photograph existing connections, and match the pin orientation before seating the connector. Professional installation recommended if you are unsure.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058166579571,"sku":"GOODMAN-12565","price":24.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-15-pin-male-wiring-harness-for-gmth090-5-0259f00008p","provider":"National HVAC Parts","version":"1.0","type":"link"}