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GMC
Furnace

Model # GDPX050-3B Official GMC gas furnace

Here are the diagrams and repair parts for Official GMC GDPX050-3B gas furnace, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 87 parts  |
Limit, 160f, B13700-08
#1A

Heat exchanger assembly diagram

Limit, 160f,

Part #B13700-08

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

Furnace Air Pressure Switch B13701-33
#3A

Electrical & hardware diagram

Furnace air pressure switch

Part #B13701-33

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

Blower Wheel B13680-16
#3A

Blower assemblies diagram

Blower wheel

Part #B13680-16

Replaced by #B1368016S

?
Manufacturer substitution
This part replaces B13680-16. Substitute parts can look different from the original.
$107.24
In Stock
Power Vent M B18590-00
#5

Electrical & hardware diagram

Power vent m

Part #B18590-00

Replaced by #B1859000

?
Manufacturer substitution
This part replaces B18590-00. Substitute parts can look different from the original.
$202.60
In Stock
Kit, Serv Ga 12826-07S
#1B

Gas furnace diagram

Kit, serv ga

Part #12826-07S

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

Gas Valve 12826-06S
#1A

Gas furnace diagram

Gas valve

Part #12826-06S

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

Blower Wheel B13680-00
#3

Blower assemblies diagram

Blower wheel

Part #B13680-00

Replaced by #D6723311S

?
Manufacturer substitution
This part replaces B13680-00. Substitute parts can look different from the original.
$163.84
In Stock
Limit, 220f, B13700-11
#1B

Heat exchanger assembly diagram

Limit, 220f,

Part #B13700-11

Replaced by #1370911S

?
Manufacturer substitution
This part replaces B13700-11. Substitute parts can look different from the original.
$48.84
Back Order
Transformer B11416-00
#1

Electrical & hardware diagram

Transformer

Part #B11416-00

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

Capacitor 12 B9456-72
#1

Blower assemblies diagram

Capacitor 12

Part #B9456-72

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

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Time required
 45 minutes or less

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