{"product_id":"oem-goodman-12-pin-wiring-harness-for-amh81405dnaa-0259f00018","title":"OEM Goodman 12-Pin Wiring Harness for AMH81405DNAA — 0259F00018","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 0259F00018 12-pin wiring harness\u003c\/strong\u003e is a genuine OEM connector assembly for \u003cstrong\u003eAMH81405DNAA\u003c\/strong\u003e gas furnaces. It carries low-voltage and control signals between the integrated furnace control board and the furnace's components through a keyed 12-pin plug. Melted terminals, chafed insulation, or intermittent connections in the original harness cause erratic operation, blower faults, and no-heat calls — a fresh OEM harness restores solid connections.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Wiring harness \/ connector assembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnector:\u003c\/strong\u003e 12-pin keyed plug\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Furnace control board interconnect\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminals:\u003c\/strong\u003e OEM crimped, correct pinout\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part #:\u003c\/strong\u003e 0259F00018\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e AMH81405DNAA and compatible Goodman\/Amana furnaces\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eOEM vs. Generic:\u003c\/strong\u003e A wiring harness is only as good as its pinout. The OEM 0259F00018 is pre-terminated to Goodman's exact wire colors and pin positions, so it plugs straight into the board and mating components with no re-pinning or guesswork. Hand-built generic harnesses risk miswiring and safety-circuit faults.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstall difficulty:\u003c\/strong\u003e Moderate (3\/5). Disconnect all power, photograph the existing routing, unplug the old harness at each connector, and transfer connections one at a time to avoid errors. About 20–30 minutes; take care to match every plug to its original location.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057654022515,"sku":"GOODMAN-6124","price":23.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-12-pin-wiring-harness-for-amh81405dnaa-0259f00018","provider":"National HVAC Parts","version":"1.0","type":"link"}