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Goodman GUN125-5B gas furnace Parts
Here are the diagrams and repair parts for Goodman GUN125-5B gas furnace, as well as links to manuals and error code tables, if available.
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Browse Parts for GUN125-5B Gas Furnace
Misc. electrical/hardware diagram
Rubber Sleev
Part #B18104-01
The manufacturer no longer makes this part, and there's no substitute part
Blower assembly diagram
Motor
Part #B13400-12
The manufacturer no longer makes this part, and there's no substitute part
Heat exchanger assembly diagram
Secondary Air Door (gus075-3)
Part #18820-07
The manufacturer no longer makes this part, and there's no substitute part
Gas train diagram
Burner Assembly
Part #B18225-08
The manufacturer no longer makes this part, and there's no substitute part
Heat exchanger assembly diagram
Transfer Tub
Part #B18102-02
The manufacturer no longer makes this part, and there's no substitute part
Casing diagram
Casing Assembly
Part #18161-30S
The manufacturer no longer makes this part, and there's no substitute part
Blower assembly diagram
Blower Shell
Part #18393-01
The manufacturer no longer makes this part, and there's no substitute part
Blower assembly diagram
Blower Wheel
Part #B13680-34
The manufacturer no longer makes this part, and there's no substitute part
Blower assembly diagram
Blwr Asm,ser
Part #18682-04S
The manufacturer no longer makes this part, and there's no substitute part
Blower assembly diagram
Motor Mounting Bracket
Part #B13768-51
The manufacturer no longer makes this part, and there's no substitute part
Symptoms for electric ranges
Main causes: faulty surface element, burner control switch failure, temperature limiter not working properly, loose wiri…
Main causes: impact from dropping an item on the glass surface, ceramic glass surface flaw, surface element temperature …
Repair guides for electric ranges
How to replace an oven temperature sensor on an electric range
These step-by-step instructions guide you through replacing an oven temperature sensing probe.…
Repair time and Difficulty
15 minutes or less
How to replace an electric range oven control board
If the electronic oven control board isn't powering the bake and broil functions, you can replace it in less than half a…
Repair time and Difficulty
15 minutes or less
How to replace a range surface element control switch
The surface element control switch lets you turn the stovetop elements on and off, and to set the heat level. These step…
Repair time and Difficulty
15 minutes or less
Effective articles & videos to help repair your furnaces
Get expert tips for preparing your furnace for winter. Follow maintenance tips to keep your furnace in top shape.…
Find out how new DOE standards going into effect in 2023 can affect you and what you need to do.…
Get answers to frequently asked questions about Sears and Sears PartsDirect.…
Parts & More
Parts
Harness 95-0678Home Electronics Remote Control 143-9-4100-29400Home Electronics Bracket 012-09914Home Electronics Integrated Circuit 23676015Control Panel G432-8K01-W1Bearing CA157262Screw 90009-ZG3-000Use & Care/i 49-7244Home Electronics Screw 22709521Home Electronics Coil VLQ0052Pin 9R196603Pulley 71-41901-15Home Electronics Transformer TLF6901Bolt 92301-06008-0HWasher 333103601Home Electronics Extension Cable 197911Ane201ag40aq 1590553A19Lens VXW1116Cooking Appliance Wire and Terminal 318231917Insulator PSEL-A031JBE0