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GMC GMN120-5 gas furnace Parts
Here are the diagrams and repair parts for GMC GMN120-5 gas furnace, as well as links to manuals and error code tables, if available.
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Browse Parts for GMN120-5 Gas Furnace
Heat exchangers/misc.electrical diagram
Endcap Gskt
Part #B28325-11
The manufacturer no longer makes this part, and there's no substitute part
Heat exchanger diagram
J Box
Part #25145-00
The manufacturer no longer makes this part, and there's no substitute part
Heat exchangers/misc.electrical diagram
Temperature Switch
Part #B13701-46
The manufacturer no longer makes this part, and there's no substitute part
Heat exchangers/misc.electrical diagram
Furnace Flue Restrictor Plate, 1.5-in
Part #B28649-05
The manufacturer no longer makes this part, and there's no substitute part
Heat exchangers/misc.electrical diagram
Screw
Part #B13935-14
The manufacturer no longer makes this part, and there's no substitute part
Heat exchangers/misc.electrical diagram
Flue Col Gsk
Part #B28325-03
The manufacturer no longer makes this part, and there's no substitute part
Heat exchangers/misc.electrical diagram
Control Moun
Part #18158-12
The manufacturer no longer makes this part, and there's no substitute part
Heat exchanger diagram
Furnace Blower Mount
Part #28171-01
The manufacturer no longer makes this part, and there's no substitute part
Heat exchanger diagram
Furnace Blower Assembly
Part #28682-03S
The manufacturer no longer makes this part, and there's no substitute part
Heat exchanger diagram
Door Handle
Part #18936-00
The manufacturer no longer makes this part, and there's no substitute part
Repair guides for side-by-side refrigerators
How to replace an electronic control board on the back of a refrigerator
If your refrigerator isn't running, an electronic control board failure could be the problem. A service technician can d…
Repair time and Difficulty
15 minutes or less
How to replace a press-in door gasket in a side-by-side refrigerator
The door gasket seals the gap around the door to keep the cold air in and the warm air out. Replace a worn or damaged do…
Repair time and Difficulty
15 minutes or less
How to replace an ice maker in a side-by-side refrigerator
Learn how to replace the ice maker in a side-by-side refrigerator with these step-by-step instructions.…
Repair time and Difficulty
30 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.…
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