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GMC GUN125-4B gas furnace Parts

Here are the diagrams and repair parts for GMC GUN125-4B gas furnace, as well as links to manuals and error code tables, if available.

GMC GUN125-4B gas furnace
By Schematic
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Browse Parts for GUN125-4B Gas Furnace

  • Transformer for GMC GUN125-4B - Part B11416-00

    Misc. electrical/hardware diagram

    Transformer

    Part #B11416-00

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

  • Gas Valve for GMC GUN125-4B - Part 12826-06S

    Gas train diagram

    Gas Valve

    Part #12826-06S

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

  • Motor for GMC GUN125-4B - Part B13400-09

    Blower assembly diagram

    Motor

    Part #B13400-09

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

  • Furnace Inducer Vent Motor Assembly for GMC GUN125-4B - Part B1859001S

    Misc. electrical/hardware diagram

    Furnace Inducer Vent Motor Assembly

    Part #B1859001S
    In Stock
    $1740.20
    Minus Item
    Qty
    Plus Item
  • Heat Exchange for GMC GUN125-4B - Part 0257F00067

    Heat exchanger assembly diagram

    Heat Exchange

    Part #18212-31S

    Replaced by #0257F00067

    Info Icon
    Manufacturer substitution
    This part replaces 18212-31S. Substitute parts can look different from the original.
    In Stock
    $888.54
    Minus Item
    Qty
    Plus Item
  • Central Air Conditioner Air Handler Blower Wheel for GMC GUN125-4B - Part B1368016S

    Blower assembly diagram

    Blower Wheel

    Part #B13680-16

    Replaced by #B1368016S

    Info Icon
    Manufacturer substitution
    This part replaces B13680-16. Substitute parts can look different from the original.
    In Stock
    $235.99
    Minus Item
    Qty
    Plus Item
  • Limit Switch for GMC GUN125-4B - Part B1370906

    Heat exchanger assembly diagram

    Limit, 150f,

    Part #B13700-06

    Replaced by #B1370906

    Info Icon
    Manufacturer substitution
    This part replaces B13700-06. Substitute parts can look different from the original.
    In Stock
    $40.38
    Minus Item
    Qty
    Plus Item
  • Motor Run Capacitor for GMC GUN125-4B - Part 12908

    Blower assembly diagram

    Capacitor 10

    Part #B9456-52

    Replaced by #12908

    Info Icon
    Manufacturer substitution
    This part replaces B9456-52. Substitute parts can look different from the original.
    In Stock
    $98.90
    11% OFF Phone Price : $110.90Info Icon
    Minus Item
    Qty
    Plus Item
  • 5 Mfd 440/37 for GMC GUN125-4B - Part TRCF5

    Misc. electrical/hardware diagram

    Capacitor 5/

    Part #B9456-50

    Replaced by #TRCF5

    Info Icon
    Manufacturer substitution
    This part replaces B9456-50. Substitute parts can look different from the original.
    In Stock
    $29.15
    Minus Item
    Qty
    Plus Item
  • Furnace Blower Fan Wheel for GMC GUN125-4B - Part D6723306S

    Blower assembly diagram

    Blower Wheel

    Part #B13680-47

    Replaced by #D6723306S

    Info Icon
    Manufacturer substitution
    This part replaces B13680-47. Substitute parts can look different from the original.
    In Stock
    $150.10
    7% OFF Phone Price : $162.10Info Icon
    Minus Item
    Qty
    Plus Item

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