What are the specs for this Control Board?

The correct replacement for Goodman model GMT070-3 is this exact part. It is the factory-specified replacement with exact OEM specifications. Using a part with different specifications can cause equipment damage or void your warranty. You can verify this by checking the data plate on your Goodman equipment which lists the model number GMT070-3.

Is this control board compatible with Bryant or Payne systems too?

Many Goodman parts are cross-compatible with Bryant and Payne systems since all three brands are manufactured by Carrier Global Corporation. The same physical part is often used across multiple brand labels with different model numbers. To verify cross-compatibility, check your Bryant or Payne equipment service manual for cross-compatible part numbers, or contact info@nationalhvacparts.com with your model number for confirmation.

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Goodman

OEM Goodman PCBDM101S Defrost Control Board for GMT070-3

Name: OEM Goodman PCBDM101S Defrost Control Board for GMT070-3
Brand: Goodman
SKU: GOODMAN-12288
Price: 58.95 USD
Availability: InStock

SKU: GOODMAN-12288 Brand: Goodman

$58.95 $78.95

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Goodman PCBDM101S Defrost Control Board

The Goodman PCBDM101S is a genuine OEM defrost control board engineered for the Goodman GMT070-3 and compatible units. This board governs the defrost cycle — monitoring the defrost thermostat and timer to reverse the system, energize the reversing valve, and clear frost from the outdoor coil, then return to normal operation. Symptoms of a failed board include a coil that ices over, a unit that never defrosts (or defrosts constantly), no outdoor fan operation, or a system that won't switch modes.

Part Number: PCBDM101S
Function: Defrost timing and cycle control
Selectable Timing: Typical 30/60/90 minute jumper options
Inputs: Defrost thermostat, reversing valve, fan relay
Fits: Goodman GMT070-3 and compatible units

OEM vs. Generic

The OEM PCBDM101S is pin-and-terminal compatible with your existing harness and pre-configured to Goodman's defrost logic. Aftermarket universal boards exist but require rewiring and reprogramming of timing jumpers, introducing error. For reliable defrost behavior, the genuine board is the safe choice.

Installation Difficulty

Moderate (3/5). Cut power, photograph the wiring, transfer each labeled lead to the new board one at a time, and set the defrost timing jumper to match the original. A confident DIYer or technician can complete it in 30–45 minutes.

Shipping Information

Orders placed before 3PM CST ship same business day
Standard delivery: 2-5 business days
Express shipping available at checkout
Free shipping on orders over $75
Tracking number emailed upon shipment

Return Policy

30-day returns on unused parts in original packaging
Electrical parts (capacitors, contactors, control boards) are final sale once installed
Email info@nationalhvacparts.com to initiate a return
Refunds processed within 5-7 business days

OEM Goodman PCBDM101S Defrost Co...

$58.95

Frequently Asked Questions

Does this Control Board fit my Goodman GMT070-3?

Yes. This is the factory-specified OEM control board for the Goodman GMT070-3. It is a direct drop-in replacement that fits without modification. Always verify the model number on your equipment nameplate before ordering.

How do I replace the control board on my Goodman GMT070-3?

Difficulty: Advanced (1–2 hrs)
Step 1: Turn off breaker. Step 2: PHOTOGRAPH all wire connections before touching anything. Step 3: Label each wire with tape. Step 4: Disconnect all wires, remove old board. Step 5: Mount new board, reconnect all wires matching your photo exactly. Step 6: Restore power and test all modes. Exact part number match is critical.

My HVAC system is completely dead. What could be wrong?

Completely dead HVAC (no LED on board) = failed control board or blown fuse. Check board fuse first (3A or 5A, costs $1–$5). If fuse is good and board has power but no LED, board is dead. Always photograph wiring before replacing.

Is this control board compatible with Bryant or Payne too?

Many Goodman parts are cross-compatible with Bryant and Payne since all three brands are manufactured by Carrier Global Corporation. The same physical part is often used across brand labels with different model numbers. To verify: check your Bryant or Payne equipment service manual for cross-compatible part numbers, or email info@nationalhvacparts.com with your model number.

Should I use OEM or aftermarket for my Goodman control board?

OEM essential. Control boards are model-specific with precise firmware and connector layouts. Aftermarket boards rarely match all functions and can cause intermittent failures or safety issues. Always match the exact OEM part number.

How fast does National HVAC Parts ship?

Orders placed before 3:00 PM CST ship the same business day. Standard delivery is 2–5 business days anywhere in the continental United States. Express shipping available at checkout. We ship from Houston, TX to all 50 states. 30-day return policy on all parts.

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