What are the specs for this Wiring Harness?

The correct replacement for Goodman model AMH80453AXAA Furnace — 0259F00018 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 AMH80453AXAA Furnace — 0259F00018.

What symptoms indicate I need a new wiring harness?

Common symptoms that indicate you need a new wiring harness include unusual noises, intermittent operation, complete failure to operate, or visible damage. For specific diagnostic guidance, visit nationalhvacparts.com/pages/hvac-diagnostic.

Is this wiring harness 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 12-Pin Wiring Harness for AMH80453AXAA Furnace — 0259F00018

Name: OEM Goodman 12-Pin Wiring Harness for AMH80453AXAA Furnace — 0259F00018
Brand: Goodman
SKU: GOODMAN-5035
Price: 23.95 USD
Availability: InStock

SKU: GOODMAN-5035 Brand: Goodman

$23.95 $30.95

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Texas CMBL #19328542014

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The Goodman 0259F00018 is a genuine OEM 12-pin wiring harness engineered as a direct-fit replacement for the Goodman/Amana AMH80453AXAA gas furnace and compatible 80% AFUE models. This factory harness carries low-voltage control signals between the integrated furnace control board and the ignition, blower, and safety circuits, ensuring reliable communication throughout the heating cycle.

Over time, harness connectors can suffer from heat fatigue, corroded pins, or melted insulation near the burner assembly, causing intermittent no-heat faults, error codes, or dead components. Replacing the harness with the exact OEM part restores clean, positive connections without the guesswork of splicing individual wires.

Specifications

Connector: 12-pin factory plug
Application: Low-voltage furnace control harness
Fits: Goodman/Amana AMH80453AXAA and compatible 80% AFUE furnaces
Type: Direct-fit OEM replacement
Material: Heat-rated wire with keyed connector housings

OEM vs. Generic

The genuine Goodman 0259F00018 uses factory-keyed connectors and correct wire gauges so it seats securely and matches the furnace's control-board pinout exactly. Generic or hand-built harnesses risk mis-pinning, loose fitment, and voided warranties. For a safety-critical gas appliance, the OEM harness is the reliable choice.

Installation Difficulty

Moderate. Disconnect power at the breaker before servicing. Photograph the existing routing, unplug the keyed connectors, and swap the harness following the original path. Basic hand tools and a service manual are recommended. If you are not comfortable working near the burner and control board, hire a licensed HVAC technician.

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 12-Pin Wiring Harnes...

$23.95

Frequently Asked Questions

Does this Wiring Harness fit my Goodman AMH80453AXAA Furnace — 0259F00018?

Yes. This is the factory-specified OEM wiring harness for the Goodman AMH80453AXAA Furnace — 0259F00018. 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 wiring harness on my Goodman AMH80453AXAA Furnace — 0259F00018?

Refer to your equipment service manual for model-specific steps. General approach: turn off power, photograph connections, remove old part, install new part, restore power and test. For gas components, hire a licensed technician. Email info@nationalhvacparts.com for guidance.

What symptoms mean I need a new wiring harness?

Common symptoms: unusual noises, intermittent operation, complete failure, or visible damage. Visit our diagnostic hub for symptom-based troubleshooting.

Is this wiring harness 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 wiring harness?

OEM recommended for reliability and warranty compatibility. OEM parts match exact factory specifications for proper fit, performance, and safety. While aftermarket alternatives cost less upfront, the risk of improper fit and reduced lifespan usually makes OEM the better value long-term.

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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