{"product_id":"oem-goodman-12-pin-wiring-harness-for-amh81405dnac-0259f00018","title":"OEM Goodman 12-Pin Wiring Harness for AMH81405DNAC — 0259F00018","description":"\u003ch2\u003eOEM Goodman 0259F00018 12-Pin Wiring Harness\u003c\/h2\u003e\u003cp\u003eThe genuine Goodman\/Amana 0259F00018 is a 12-pin wiring harness built for the \u003cstrong\u003eAMH81405DNAC\u003c\/strong\u003e gas furnace and compatible Goodman\/Amana models. This harness carries low-voltage and control signals between the integrated furnace control board and connected components. Melted, chafed, or rodent-damaged harnesses cause intermittent faults, no-heat conditions, and hard-to-diagnose control errors. Replacing with the correct OEM harness guarantees the right connector, pinout, and wire gauge for a reliable repair.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnector:\u003c\/strong\u003e 12-pin OEM plug\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Control board \/ component interconnect\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWire:\u003c\/strong\u003e Manufacturer-spec gauge and color coding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e AMH81405DNAC and compatible Goodman\/Amana furnaces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part #:\u003c\/strong\u003e 0259F00018\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThere is no reliable universal substitute for a multi-pin control harness — connector keying and pin order must match the board exactly. This \u003cstrong\u003eOEM Goodman harness\u003c\/strong\u003e plugs directly into the AMH8 control without splicing, re-pinning, or guesswork, eliminating the miswire risk that comes with building a harness by hand.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty: Moderate\u003c\/h3\u003e\u003cp\u003eDisconnect power, photograph the existing connections, unplug the keyed connector(s), and route the new harness along the same path away from hot surfaces. Basic electrical familiarity is recommended; confirm every plug is fully seated before restoring power. Allow 30–45 minutes.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057654579571,"sku":"GOODMAN-6148","price":23.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-12-pin-wiring-harness-for-amh81405dnac-0259f00018","provider":"National HVAC Parts","version":"1.0","type":"link"}