{"product_id":"oem-goodman-16-pin-wiring-harness-for-aph1636h41ab-b1378700","title":"OEM Goodman 16-Pin Wiring Harness for APH1636H41AB — B1378700","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman B1378700 16-Pin Wiring Harness\u003c\/strong\u003e is a genuine OEM replacement connector assembly engineered for the \u003cstrong\u003eAPH1636H41AB\u003c\/strong\u003e heat pump and compatible Goodman\/Amana platforms. This main control harness carries power and low-voltage signaling between the control board, defrost board, and outdoor components. A cracked, melted, or corroded harness is a common cause of intermittent operation, defrost faults, and no-start conditions — replacing it with the correct OEM part restores reliable, factory-spec connectivity.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e B1378700\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnector Type:\u003c\/strong\u003e 16-Pin main harness\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits Model:\u003c\/strong\u003e APH1636H41AB (heat pump)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Goodman (OEM)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Outdoor unit control wiring\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThis is a \u003cstrong\u003egenuine Goodman OEM harness\u003c\/strong\u003e with the exact pin-out, wire gauge, and keyed connectors specified by the manufacturer. Generic or hand-spliced alternatives frequently mismatch pin arrangements, use lighter-gauge wire, and void warranty coverage. For a 16-pin control harness, OEM is strongly recommended to avoid miswiring and control-board damage.\u003c\/p\u003e\u003ch3\u003eInstallation\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eDifficulty: Moderate.\u003c\/strong\u003e Disconnect power at the breaker before servicing. Photograph the existing connections, unplug the keyed connectors, and route the new harness along the original path. No cutting or crimping required — connectors are plug-and-play. Professional installation is recommended if you are unfamiliar with HVAC control wiring.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058296471923,"sku":"GOODMAN-15825","price":18.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-16-pin-wiring-harness-for-aph1636h41ab-b1378700","provider":"National HVAC Parts","version":"1.0","type":"link"}