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GMC GUN075-3B gas furnace Parts

Name: GMC GUN075-3B Parts | Diagrams | Sears PartsDirect
Brand: GMC
SKU: GUN075-3B
Availability: InStock

Here are the diagrams and repair parts for GMC GUN075-3B gas furnace, as well as links to manuals and error code tables, if available.

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Browse Parts forGUN075-3B Gas Furnace

Heat exchanger assembly diagram
Heat Exchange
Part #18212-30S
The manufacturer no longer makes this part, and there's no substitute part
Gas train diagram
Gas Orifice
Part #B17893-42
Replaced by #B1789342
Manufacturer substitution
This part replaces B17893-42. Substitute parts can look different from the original.
In Stock
$50.31
Qty
Blower assembly diagram
Blower Shell
Part #18393-00
Replaced by #0271A00016S
Manufacturer substitution
This part replaces 18393-00. Substitute parts can look different from the original.
In Stock
$136.57
8% OFF Phone Price : $148.57
Qty
Blower assembly diagram
Blower Wheel
Part #B13680-16
Replaced by #B1368016S
Manufacturer substitution
This part replaces B13680-16. Substitute parts can look different from the original.
In Stock
$235.99
Qty
Blower assembly diagram
Blower Wheel
Part #B13680-47
Replaced by #D6723306S
Manufacturer substitution
This part replaces B13680-47. Substitute parts can look different from the original.
In Stock
$150.10
7% OFF Phone Price : $162.10
Qty
Heat exchanger assembly diagram
Secondary Air Door (gus100-4)
Part #18820-08
The manufacturer no longer makes this part, and there's no substitute part
Gas train diagram
Burner Assembly
Part #B18225-12
The manufacturer no longer makes this part, and there's no substitute part
Casing diagram
Furnace Blower Door
Part #18223-41
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
Gas train diagram
Furnace Burner Flame Sensor
Part #B11726-05
The manufacturer no longer makes this part, and there's no substitute part