{"product_id":"oem-goodman-5-pin-wiring-harness-for-aph1549m41ac-b1378701","title":"OEM Goodman 5-Pin Wiring Harness for APH1549M41AC — B1378701","description":"\u003cp\u003eThe genuine \u003cstrong\u003eGoodman B1378701 5-Pin Wiring Harness\u003c\/strong\u003e is a factory-original connector harness for the \u003cstrong\u003eAPH1549M41AC\u003c\/strong\u003e heat pump. This shorter harness links a specific subassembly — such as a sensor, switch, or motor lead — to the control circuit through a keyed 5-position plug. Cracked insulation, melted terminals, or corroded pins on this harness produce intermittent faults and dropped signals that mimic a failed component.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePart type: Control\/interconnect wiring harness\u003c\/li\u003e\n\u003cli\u003eConnector: 5-pin keyed plug\u003c\/li\u003e\n\u003cli\u003eFits: Goodman\/Amana APH1549M41AC heat pump\u003c\/li\u003e\n\u003cli\u003eFunction: Component-to-circuit low-voltage connection\u003c\/li\u003e\n\u003cli\u003eOEM Part Number: B1378701\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe OEM B1378701 arrives with the correct wire gauge, color coding, and connector keying, so it seats in one orientation and rules out miswiring. A hand-built substitute invites reversed pins and weak crimps that can chase you across multiple service calls. The factory harness is the fastest path back to reliable operation.\u003c\/p\u003e\u003ch3\u003eInstallation\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eDifficulty: Moderate.\u003c\/strong\u003e Disconnect power, note the routing, release the connector latches at each end, and plug in the new harness until it clicks home. No cutting or splicing needed. A careful DIYer or HVAC technician can finish in minutes.\u003c\/p\u003e\u003cp\u003eGenuine Goodman part, in stock and ready to ship. Clear those intermittent gremlins with the exact OEM 5-pin harness.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058291130739,"sku":"GOODMAN-15684","price":11.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-5-pin-wiring-harness-for-aph1549m41ac-b1378701","provider":"National HVAC Parts","version":"1.0","type":"link"}