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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.

GMC GMN120-5 gas furnace
By Schematic
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Browse Parts for GMN120-5 Gas Furnace

  • Transformer for GMC GMN120-5 - Part B11416-00

    Heat exchangers/misc.electrical diagram

    Transformer

    Part #B11416-00

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

  • Furnace Hot-surface Ignition Control Board for GMC GMN120-5 - Part B1809913S

    Heat exchangers/misc.electrical diagram

    Hsi Module

    Part #B18099-08

    Replaced by #B1809913S

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    Manufacturer substitution
    This part replaces B18099-08. Substitute parts can look different from the original.
    This item is not returnable
    In Stock
    $336.81
    $12.00 OFF Phone Price : $348.81Info Icon
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  • Furnace Access Door Latch for GMC GMN120-5 - Part B13921-32

    Heat exchanger diagram

  • Flame Sensor for GMC GMN120-5 - Part B11726-06

    Heat exchangers/misc.electrical diagram

    Flame Sensor

    In Stock
    $58.31
    9% OFF Phone Price : $64.31Info Icon
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  • Gas Valve for GMC GMN120-5 - Part B12826-15

    Heat exchangers/misc.electrical diagram

    Gas Valve

    Part #B12826-15

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

  • Exact Furn I for GMC GMN120-5 - Part IG412

    Heat exchangers/misc.electrical diagram

    Hot Surface

    Part #B14010-09S

    Replaced by #IG412

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    Manufacturer substitution
    This part replaces B14010-09S. Substitute parts can look different from the original.
    In Stock
    $29.09
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  • Burner for GMC GMN120-5 - Part 0121F00146

    Heat exchangers/misc.electrical diagram

    Burner Side

    Part #25140-00

    Replaced by #0121F00146

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    Manufacturer substitution
    This part replaces 25140-00. Substitute parts can look different from the original.
    In Stock
    $24.40
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  • Furnace Primary Thermal Limit Switch, 170-degree for GMC GMN120-5 - Part 1370910S

    Heat exchangers/misc.electrical diagram

    Limit

    Part #B13700-10

    Replaced by #1370910S

    Info Icon
    Manufacturer substitution
    This part replaces B13700-10. Substitute parts can look different from the original.
    In Stock
    $72.94
    8% OFF Phone Price : $78.94Info Icon
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  • Motor Run Capacitor for GMC GMN120-5 - Part 12910

    Heat exchangers/misc.electrical diagram

    Capacitor 15

    Part #B9456-53

    Replaced by #12910

    Info Icon
    Manufacturer substitution
    This part replaces B9456-53. Substitute parts can look different from the original.
    In Stock
    $7.95
    11% OFF Phone Price : $8.95Info Icon
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  • Furnace Secondary Heat Exchanger, 24-1/2-in for GMC GMN120-5 - Part 2864607S

    Heat exchangers/misc.electrical diagram

    Heat Exchange

    Part #B28646-03

    Replaced by #2864607S

    Info Icon
    Manufacturer substitution
    This part replaces B28646-03. Substitute parts can look different from the original.
    In Stock
    $923.00
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