{"product_id":"oem-goodman-12-pin-wiring-harness-for-amh81405dnab-0259f00018","title":"OEM Goodman 12-Pin Wiring Harness for AMH81405DNAB — 0259F00018","description":"\u003ch2\u003eOEM Goodman 0259F00018 12-Pin Wiring Harness\u003c\/h2\u003e\u003cp\u003eThe Goodman \u003cstrong\u003e0259F00018\u003c\/strong\u003e is a genuine OEM 12-pin wiring harness for the \u003cstrong\u003eAMH81405DNAB\u003c\/strong\u003e gas furnace and compatible Goodman\/Amana models. This harness carries low- and line-voltage signals between the integrated furnace control board and connected components. Cracked insulation, melted connectors, corroded pins, or rodent damage can cause intermittent operation, error codes, or a furnace that won't respond to a call for heat. Replacing the harness with the exact OEM part restores clean, reliable connections.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e 0259F00018\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Model:\u003c\/strong\u003e AMH81405DNAB (Amana\/Goodman gas furnace)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnector:\u003c\/strong\u003e 12-pin plug\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Control board interconnect wiring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEquipment Type:\u003c\/strong\u003e Furnace\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eWiring harnesses are model-specific: the OEM 0259F00018 has the exact connector housing, pin count, wire gauge, and color coding to plug in without splicing or re-pinning. Universal or spliced-together substitutes invite miswiring, voltage drop, and future connection failures on a safety circuit. For anything carrying furnace control signals, matching OEM is strongly preferred.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (2\/5).\u003c\/strong\u003e Disconnect power, unplug the old harness at each keyed connector, route the new harness along the same path, and re-seat the plugs. Photograph connections first. Most installs take 20–30 minutes.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057654317427,"sku":"GOODMAN-6137","price":23.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-12-pin-wiring-harness-for-amh81405dnab-0259f00018","provider":"National HVAC Parts","version":"1.0","type":"link"}