Get free shipping on your order, with any water filter subscription. Find my filter

Open Hamburger Menu
Sears Parts Direct
Tips to find your model number
Goodman GMPN120-5 gas furnace

Goodman GMPN120-5 gas furnace Parts

Here are the diagrams and repair parts for Goodman GMPN120-5 gas furnace, as well as links to manuals and error code tables, if available.

By Schematic
SELECT DIAGRAM
?

This is the number corresponding to the part on the diagram / schematic

Browse Parts for GMPN120-5 Gas Furnace

  • Acces Door for Goodman GMPN120-5 - Part 28120-09P

    Cabinet diagram

    Acces Door

    Part #28120-09P

    The manufacturer no longer makes this part, and there's no substitute part

  • Special Instructions, 36g Valve for Goodman GMPN120-5 - Part IO-604

    #NI21

    All parts diagram

    Special Instructions, 36g Valve

    Part #IO-604

    The manufacturer no longer makes this part, and there's no substitute part

  • Blower Access Door 14.0" (gmpn040-3, Gmpn060-3) for Goodman GMPN120-5 - Part 0221F00031PBB

    Cabinet diagram

    Blower Access Door 14.0" (gmpn040-3, Gmpn060-3)

    Part #0221F00031PBB

    The manufacturer no longer makes this part, and there's no substitute part

  • Plate for Goodman GMPN120-5 - Part B28649-06

    Cabinet diagram

    Plate

    Part #B28649-06

    The manufacturer no longer makes this part, and there's no substitute part

  • Flue Co Gskt for Goodman GMPN120-5 - Part B28325-01

    #NI12

    All parts diagram

    Flue Co Gskt

    Part #B28325-01

    The manufacturer no longer makes this part, and there's no substitute part

  • Attachment Gasket, 2 Cl for Goodman GMPN120-5 - Part B28326-08

    Heat exchanger diagram

    Attachment Gasket, 2 Cl

    Part #B28326-08

    The manufacturer no longer makes this part, and there's no substitute part

  • Vent Pipe for Goodman GMPN120-5 - Part B28107-01

    Drain trap/hose kit diagram

    Vent Pipe

    Part #B28107-01

    The manufacturer no longer makes this part, and there's no substitute part

  • 14" Duct Ang for Goodman GMPN120-5 - Part 25240-00

    #NI02

    All parts diagram

    14" Duct Ang

    Part #25240-00

    The manufacturer no longer makes this part, and there's no substitute part

  • J-box Cover for Goodman GMPN120-5 - Part 25155-01

    Cabinet diagram

    J-box Cover

    Part #25155-01

    The manufacturer no longer makes this part, and there's no substitute part

  • Gas Manifold for Goodman GMPN120-5 - Part B25260-04

    Heat exchanger diagram

    Gas Manifold

    Part #B25260-04

    The manufacturer no longer makes this part, and there's no substitute part

Symptoms for gas grills

Choose a symptom to see related gas grill repairs.

Main causes: damaged or dirty flame tamers, corroded firebox, accumulated grease and debris in the grease pan…

Main causes: empty fuel tank, tripped flow-limiting device on the pressure regulator, faulty manifold valves, burner tub…

Main causes: nearly empty fuel tank, faulty pressure regulator, burner tube clogs, bad burner tube alignment to gas valv…

Main causes: clogged burner tubes, cracked insulators on igniter electrodes, wiring failures, bad ignition module, manif…

Repair guides for gas grills

These step-by-step repair guides will help you safely fix what’s broken on your gas grill.

How to replace a gas grill pressure regulator

How to replace a gas grill pressure regulator

You can install a new pressure regulator on your gas grill if the pressure regulator won’t let gas flow.…

Repair time and Difficulty

 15 minutes or less
How to replace a gas grill igniter electrode

How to replace a gas grill igniter electrode

Replace the igniter electrode on your gas grill if it won’t light the burner.…

Repair time and Difficulty

 15 minutes or less
How to replace a gas grill ignition module

How to replace a gas grill ignition module

Follow these steps to replace the ignition module if it doesn't produce a spark. …

Repair time and Difficulty

 15 minutes or less

Effective articles & videos to help repair your furnaces

Use the advice and tips in these articles and videos to get the most out of your gas grill.

How to get your furnace ready for winter

How to get your furnace ready for winter

Get expert tips for preparing your furnace for winter. Follow maintenance tips to keep your furnace in top shape.…

2023 HVAC regulation changes and how they may affect you

2023 HVAC regulation changes and how they may affect you

Find out how new DOE standards going into effect in 2023 can affect you and what you need to do.…

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

Parts & More

Air Compressor
Blender
Bottom-Mount Refrigerator
Camcorder
Dryer
Electric Range
Food Processor
Front-Engine Lawn Tractor
Gas Chainsaw
Gas Snowblower
Grass Catcher Attachment
Parts
Room Air Conditioner
Side-By-Side Refrigerator
Top-Mount Refrigerator
Washer