Goodman
Furnace

Model # GMP100-5 Official Goodman gas furnace

Here are the diagrams and repair parts for Official Goodman GMP100-5 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.

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 38 parts  |

Transformer B11416-00

#46

All parts diagram

Transformer

Part #B11416-00

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

Igniter B14010-15S

#20

All parts diagram

Igniter

Part #B14010-15S

Replaced by #B1401018S

?
Manufacturer substitution
This part replaces B14010-15S. Substitute parts can look different from the original.
$43.19
12% OFF Phone Price : $49.19
In Stock
Board 18099-13S

#47

All parts diagram

Board

Part #18099-13S

Replaced by #B1809913S

?
Manufacturer substitution
This part replaces 18099-13S. Substitute parts can look different from the original.
$185.31
6% OFF Phone Price : $197.31
In Stock
Flame Sensor B11726-06

#19

All parts diagram

Flame sensor

Part #B11726-06

$16.00
11% OFF Phone Price : $18.00
In Stock
Vent Blr Asy 18590-05S

#13

All parts diagram

Vent blr asy

Part #18590-05S

Replaced by #B18590-05S

?
Manufacturer substitution
This part replaces 18590-05S. Substitute parts can look different from the original.
$261.53
$12.00 OFF Phone Price : $273.53
In Stock
Gas Valve Hs B12826-14

#25

All parts diagram

Gas valve hs

Part #B12826-14

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

Furnace Auxiliary Limit Control (replaces B13701-11) B13701-55

#35

All parts diagram

Furnace auxiliary limit control (replaces b13701-11)

Part #B13701-55

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

Furnace Burner Roll-out Limit Switch (replaces B13701-45, B1370154) B13701-54

#21

All parts diagram

Furnace burner roll-out limit switch (replaces b13701-45, b1370154)

Part #B13701-54

$18.99
10% OFF Phone Price : $20.99
In Stock
Chimney (gmp B25235-00

#41

All parts diagram

Chimney (gmp

Part #B25235-00

Replaced by #4053501S

?
Manufacturer substitution
This part replaces B25235-00. Substitute parts can look different from the original.
In Stock
Flue Rstrctr 25280-02S

#11

All parts diagram

Flue rstrctr

Part #25280-02S

Replaced by #2528002S

?
Manufacturer substitution
This part replaces 25280-02S. Substitute parts can look different from the original.
Back Order

Repair guides for front-engine lawn tractors

How to replace a ground drive belt on a riding lawn mower

How to replace a ground drive belt on a riding lawn mower

Replace the ground drive belt if it's broken or too worn to spin the transaxle pulley.…

Repair difficulty
Time required
 45 minutes or less
How to replace a blade clutch cable on a riding lawn mower

How to replace a blade clutch cable on a riding lawn mower

If the blades don't spin on your riding mower when you shift the lever, the blade clutch cable could be broken. Here’s h…

Repair difficulty
Time required
 30 minutes or less
How to replace a riding lawn mower blade drive belt

How to replace a riding lawn mower blade drive belt

Replace the blade drive belt if it's broken or won't spin the cutting blades because of wear.…

Repair difficulty
Time required
 45 minutes or less

Effective articles & videos to help repair your furnaces

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.…

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.…

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.…