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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
Furnace Flue Restrictor Plate, 1.5-in
Part #B28649-05
The manufacturer no longer makes this part, and there's no substitute part
Heat exchanger diagram
Furnace Blower Door
Part #25223-03S
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 exchangers/misc.electrical diagram
Wire Harness
Part #28684-01
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 exchanger diagram
Furnace Blower Mount
Part #28171-01
The manufacturer no longer makes this part, and there's no substitute part
Heat exchangers/misc.electrical diagram
O-ring
Part #B28326-05
The manufacturer no longer makes this part, and there's no substitute part
Heat exchanger diagram
Gasket 6cell
Part #B28326-03
The manufacturer no longer makes this part, and there's no substitute part
Heat exchangers/misc.electrical diagram
Furnace Air Pressure Switch
Part #B13701-50
The manufacturer no longer makes this part, and there's no substitute part
Heat exchangers/misc.electrical diagram
Heat Shield
Part #28250-07
The manufacturer no longer makes this part, and there's no substitute part
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