{"product_id":"oem-goodman-hsi-wiring-harness-for-gsms100-4-furnace-2568416","title":"OEM Goodman HSI Wiring Harness for GSMS100-4 Furnace — 2568416","description":"\u003cp\u003eThe Goodman \u003cstrong\u003e2568416 HSI Wiring Harness\u003c\/strong\u003e is the factory-specified igniter harness for the \u003cstrong\u003eGSMS100-4\u003c\/strong\u003e gas furnace. It carries the low-voltage signal from the integrated furnace control board to the hot surface igniter, and a damaged, brittle, or heat-cracked harness is one of the most common causes of intermittent no-ignition faults. Replacing the harness restores a clean, reliable connection without having to swap the igniter or control board.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFunction: Hot surface igniter (HSI) wiring harness\u003c\/li\u003e\n\u003cli\u003eFits: Goodman GSMS100-4 furnace\u003c\/li\u003e\n\u003cli\u003eOEM Part Number: 2568416\u003c\/li\u003e\n\u003cli\u003eConnectors: Factory-keyed, heat-rated terminals\u003c\/li\u003e\n\u003cli\u003eEquipment Type: Gas furnace\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003eOEM 2568416\u003c\/strong\u003e arrives with the correct plug orientation and high-temperature insulation rated for the burner compartment, so it drops in without splicing. Our \u003cstrong\u003egeneric equivalent\u003c\/strong\u003e covers the same electrical path at a lower price but may require you to verify connector keying before install. For a guaranteed no-modification fit, choose OEM.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (1\/5).\u003c\/strong\u003e Shut off power at the furnace disconnect, unplug the old harness at both ends, and seat the replacement until the connectors click. No tools beyond a nut driver to open the burner access panel. Typical replacement time is under 15 minutes.\u003c\/p\u003e\u003cp\u003eAlways confirm the part number on your existing harness before ordering. Compatible with Goodman GSMS100-4 furnaces.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058182111603,"sku":"GOODMAN-12985","price":28.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-hsi-wiring-harness-for-gsms100-4-furnace-2568416","provider":"National HVAC Parts","version":"1.0","type":"link"}