{"product_id":"oem-goodman-wiring-harness-for-gsms080-4-2578400s","title":"OEM Goodman Wiring Harness for GSMS080-4 — 2578400S","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 2578400S Wiring Harness\u003c\/strong\u003e is a genuine OEM electrical harness for the \u003cstrong\u003eGoodman GSMS080-4\u003c\/strong\u003e gas furnace. It carries control and line-voltage connections between the control board, gas valve, inducer, blower, and safety switches using factory-terminated, color-coded connectors for a reliable, plug-and-play repair.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 2578400S\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Furnace wiring harness\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnectors:\u003c\/strong\u003e OEM keyed, color-coded terminals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Goodman GSMS080-4 gas furnace\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEquipment:\u003c\/strong\u003e Furnace\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eA wiring harness is not a place to improvise. This \u003cstrong\u003eOEM Goodman\u003c\/strong\u003e assembly uses the exact plug bodies, pin-outs, and wire gauges the GSMS080-4 control board expects, eliminating the miswiring, melted connectors, and nuisance faults that come from splicing together generic wire. It restores original safety and diagnostics.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty: Moderate\u003c\/h3\u003e\u003cp\u003eRecommended for HVAC technicians. Photograph or label each connection before removal, then transfer plugs one at a time to avoid errors. Shut off power at the disconnect first. Because the harness ties into gas and safety controls, a full operational and safety check is required after installation.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058181718387,"sku":"GOODMAN-12968","price":98.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-wiring-harness-for-gsms080-4-2578400s","provider":"National HVAC Parts","version":"1.0","type":"link"}