{"product_id":"carrier-control-board-gb1aav036035aaja","title":"OEM Carrier Control Board HK42FZ009 for Model GB1AAV036035AAJA","description":"\u003cdiv\u003e\n\u003ch1\u003eOEM Carrier Control Board HK42FZ009 for Model GB1AAV036035AAJA\u003c\/h1\u003e\n\u003cp\u003eThis OEM Carrier furnace control board (HK42FZ009) is the brain of your GB1AAV036035AAJA gas furnace, managing the ignition sequence, blower timing, safety lockouts, and diagnostic LED fault codes. When a furnace won't start, ignites intermittently, or flashes error codes, a failed control board is a frequent culprit, often from voltage spikes or aging relays. This genuine Carrier board is built to factory specifications for precise, reliable operation and full compatibility with your furnace's wiring harness and sensors. It is a direct replacement for the GB1AAV036035AAJA, with matching connectors and mounting points so no rewiring or adapters are needed. Installation is moderate difficulty: label and transfer the wire connections one at a time, then secure the board in the original location. Most experienced DIYers finish in 30-45 minutes, though hiring an HVAC tech is recommended if you are unsure. Genuine boards restore correct timing and protect downstream components. In stock and ships same-day when ordered before 3PM CST. Order now to restore safe, dependable heat.\u003c\/p\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part is compatible with Carrier model GB1AAV036035AAJA.\u003c\/p\u003e\n\u003ch2\u003eShipping\u003c\/h2\u003e\n\u003cp\u003eSame-day shipping before 3 PM CST. 30-day returns on uninstalled parts.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Carrier","offers":[{"title":"Default Title","offer_id":62942828626291,"sku":"carrier-control-board-gb1aav036035aaja","price":189.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-control-board-gb1aav036035aaja.jpg?v=1781467513","url":"https:\/\/nationalhvacparts.com\/products\/carrier-control-board-gb1aav036035aaja","provider":"National HVAC Parts","version":"1.0","type":"link"}