{"product_id":"oem-goodman-12-pin-wiring-harness-for-amh80903bnac-furnace-0259f00018","title":"OEM Goodman 12-Pin Wiring Harness for AMH80903BNAC Furnace — 0259F00018","description":"\u003ch2\u003eGoodman 0259F00018 12-Pin Wiring Harness\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003e0259F00018\u003c\/strong\u003e is a genuine OEM 12-pin wiring harness built for the \u003cstrong\u003eGoodman\/Amana AMH80903BNAC\u003c\/strong\u003e gas furnace. This harness connects the integrated furnace control board to the furnace's key components — routing low-voltage and line-voltage signals through a single keyed 12-pin plug for fast, error-free service. It is the correct replacement when connectors are melted, corroded, or a rodent has damaged the original wiring.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOEM Part Number: 0259F00018\u003c\/li\u003e\n\u003cli\u003ePart Type: 12-pin wiring harness\u003c\/li\u003e\n\u003cli\u003eConnector: Keyed 12-position plug\u003c\/li\u003e\n\u003cli\u003eCompatible Model: AMH80903BNAC\u003c\/li\u003e\n\u003cli\u003eFunction: Control board interconnect harness\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003eOEM 0259F00018\u003c\/strong\u003e is pre-terminated with the correct wire gauges, colors, and pin-out so it plugs directly into the AMH80903BNAC control board — no splicing or guesswork. Building a harness from generic connectors risks miswiring and control-board damage. The OEM harness is the safe, code-compliant choice.\u003c\/p\u003e\u003ch3\u003eInstall Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate (2\/5)\u003c\/strong\u003e — Disconnect power, photograph existing connections, unplug the 12-pin connector, and route the new harness along the same path. Basic electrical familiarity helps. About 20–30 minutes.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057629315443,"sku":"GOODMAN-5714","price":23.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-12-pin-wiring-harness-for-amh80903bnac-furnace-0259f00018","provider":"National HVAC Parts","version":"1.0","type":"link"}