Order before 3PM CST — ships same day.
Standard delivery 2-5 business days. Express options at checkout.
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This OEM Carrier integrated furnace control board is the central circuit that manages ignition sequencing, blower timing, safety lockouts, and diagnostic fault codes on your Carrier GB1AAV036111AEJA gas furnace. When the board fails you may see no heat, short cycling, a blower that runs continuously, or flashing error LEDs. As a genuine OEM replacement it matches the original board's relay ratings, wiring harness, and firmware logic exactly, so your furnace returns to factory-spec operation without jumper workarounds. Installation is moderate difficulty for an experienced DIYer or HVAC tech: cut power at the breaker, photograph and transfer the labeled low-voltage and line-voltage connectors one at a time, then mount the new board. Most swaps take 30 to 45 minutes. Always verify the part number stamped on your existing board before ordering. In stock and ships same-day when you order before 3PM CST, with most customers receiving their board within two to four business days. Backed by genuine OEM quality for reliable, long-lasting furnace performance.
This part is compatible with Carrier model GB1AAV036111AEJA.
Same-day shipping before 3 PM CST. 30-day returns on uninstalled parts.