{"product_id":"carrier-control-board-gb1aav042091aeja","title":"OEM Carrier Furnace Control Board for Model GB1AAV042091AEJA","description":"\u003cdiv\u003e\n\u003ch1\u003eOEM Carrier Furnace Control Board for Model GB1AAV042091AEJA\u003c\/h1\u003e\n\u003cp\u003eThis OEM Carrier furnace control board is the brain of your GB1AAV042091AEJA gas furnace, coordinating the ignition sequence, blower and inducer timing, safety circuit monitoring, and diagnostic fault-code LEDs. A failed board can cause no-heat conditions, erratic blower behavior, repeated lockouts, or blank diagnostics. This genuine Carrier-specified replacement is matched to the precise firmware, relay layout, and connector configuration of your unit, so every safety and timing function behaves exactly as designed — something generic boards cannot reliably reproduce. Installation is a moderate DIY job: cut power at the breaker, photograph the existing wiring harness for reference, transfer each connector one at a time to the new board, and restore power to confirm normal operation. Most installs take 30-45 minutes with a nut driver. Choosing the OEM board prevents the intermittent faults and miswiring risks common with aftermarket substitutes. In stock and ships same-day when you order before 3PM CST, so you can restore heat without a long wait. Order today for dependable, factory-quality furnace control.\u003c\/p\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThis part is compatible with Carrier model GB1AAV042091AEJA.\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":62942794121587,"sku":"carrier-control-board-gb1aav042091aeja","price":249.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-control-board-gb1aav042091aeja.jpg?v=1781469366","url":"https:\/\/nationalhvacparts.com\/products\/carrier-control-board-gb1aav042091aeja","provider":"National HVAC Parts","version":"1.0","type":"link"}