{"product_id":"oem-goodman-9-pin-male-wiring-harness-for-wahms3743p4aba-0259a00002p","title":"OEM Goodman 9-Pin Male Wiring Harness for WAHMS3743P4ABA — 0259A00002P","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 0259A00002P 9-Pin Male Wiring Harness\u003c\/strong\u003e is a genuine OEM electrical connector assembly for the \u003cstrong\u003eWAHMS3743P4ABA\u003c\/strong\u003e air handler. It carries control and power signals between the unit's board and components through a keyed 9-position male plug. Burned, corroded, or melted pins on the original harness can cause intermittent operation, no-heat\/no-cool faults, or board communication errors — this OEM replacement restores a clean, reliable connection.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 0259A00002P\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e 9-pin male wiring harness \/ connector\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Goodman (also fits select Amana air handlers)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits Model:\u003c\/strong\u003e WAHMS3743P4ABA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEquipment:\u003c\/strong\u003e Air Handler\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Keyed 9-position male connector with factory pinout\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe genuine Goodman harness uses the correct connector body, wire gauge, and pin spacing so it mates exactly to the factory socket — no splicing or pin re-terminating. Generic harnesses often require cutting and crimping, which introduces failure points at field-made joints. The OEM part is a direct plug-in for a clean repair.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy to Moderate\u003c\/strong\u003e — disconnect power, unplug the old harness, route and seat the new one in the same path. Basic familiarity with the wiring diagram is helpful. Always de-energize the unit before servicing.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Direct Replacement","offer_id":63032426266995,"sku":"0259A00002P-GEN","price":2.95,"currency_code":"USD","in_stock":true},{"title":"OEM","offer_id":63048185479539,"sku":"0259A00002P","price":3.84,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-wiring-harness-multipin-0259A00002P_803f3534-2639-458c-bc47-b8754617b020.jpg?v=1782946415","url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-9-pin-male-wiring-harness-for-wahms3743p4aba-0259a00002p","provider":"National HVAC Parts","version":"1.0","type":"link"}