Can’t find your part?   Contact us:+1-309-603-4777
Sears Parts Direct
Tips to find your model number
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
Goodman
Furnace

Model # GMPN120-5 Official Goodman gas furnace

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

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Owner’s manual

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

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

Search
ALL PARTS
Showing 10 of 129 parts  |
Furnace Hot-surface Ignition Control Board (replaces 18099-13s, B18099-13s) B1809913S
#42

Burner box/control panel/blower diagram

Furnace hot-surface ignition control board (replaces 18099-13s, b18099-13s)

Part #B1809913S

$185.31 | 
5% OFF Phone Price : $195.31
In Stock
Furnace Burner Flame Sensor (replaces B1172606) 0130F00010
#51

Burner box/control panel/blower diagram

Furnace burner flame sensor (replaces b1172606)

Part #0130F00010

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

Furnace Flue Collector Box, 14-in 2820004S
#81

Heat exchanger diagram

Furnace flue collector box, 14-in

Part #2820004S

$219.18
In Stock
Furnace Heat Exchanger (replaces 28213-01s) 2821301S
#11B

Heat exchanger diagram

Furnace heat exchanger (replaces 28213-01s)

Part #2821301S

$520.89 | 
$10.00 OFF Phone Price : $530.89
In Stock
Arm B1376857
#73

Burner box/control panel/blower diagram

Arm

Part #B1376857

$8.51 | 
11% OFF Phone Price : $9.51
In Stock
Furnace Gas Valve (replaces 0151m00013s) B1282628
#41

Heat exchanger diagram

Furnace gas valve (replaces 0151m00013s)

Part #B1282628

$114.39 | 
8% OFF Phone Price : $124.39
In Stock
Switch B1370154
#41

Burner box/control panel/blower diagram

Switch

Part #B1370154

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

Flue Box 2820006S
#81B

Heat exchanger diagram

Flue box

Part #2820006S

Replaced by #28200-06S

?
Manufacturer substitution
This part replaces 2820006S. Substitute parts can look different from the original.
$198.76 | 
5% OFF Phone Price : $208.76
In Stock
Capacitor CAP125000370RPS
#22A

Burner box/control panel/blower diagram

Capacitor

Part #CAP125000370RPS

Replaced by #CAP125000370RPP

?
Manufacturer substitution
This part replaces CAP125000370RPS. Substitute parts can look different from the original.
This item is not returnable
$31.20 | 
14% OFF Phone Price : $36.20
In Stock
Furnace Air Pressure Switch B1370148
#111A

Cabinet diagram

Furnace air pressure switch

Part #B1370148

$57.18
In Stock

Symptoms for electric ranges

Why doesn't my electric range's surface element heat properly?

Main causes: faulty surface element, burner control switch failure, temperature limiter not working properly, loose wiri…

Read more

Should I replace a damaged glass cooktop?

Main causes: impact from dropping an item on the glass surface, ceramic glass surface flaw, surface element temperature …

Read more

Repair guides for electric ranges

How to replace a range hidden bake element

How to replace a range hidden bake element

These step-by-step instructions guide you through replacing the oven hidden bake element in an electric range.…

Read more
Repair difficulty
Time required
 30 minutes or less
How to replace an electric range oven door outer glass panel

How to replace an electric range oven door outer glass panel

Learn how to replace a damaged outer window panel on your oven door with these step-by-step instructions. …

Read more
Repair difficulty
Time required
 45 minutes or less
How to replace a range glass cooktop

How to replace a range glass cooktop

These step-by-step instructions explain how to replace a damaged ceramic glass cooktop on an electric range. …

Read more
Repair difficulty
Time required
 45 minutes or less

Effective articles & videos to help repair your furnaces

View all
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.…

Read more
Introducing new technical repair content that we’re developing for the Sears Technical Institute

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Learn about Sears Technical Institute and the advanced technical content being developed for aspiring appliance techs.…

Read more
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.…

Read more

Parts & More