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GMC GUN075-3B gas furnace Parts

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.

GMC GUN075-3B gas furnace
By Schematic
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Browse Parts for GUN075-3B Gas Furnace

  • Gas Valve for GMC GUN075-3B - 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 GUN075-3B - 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 GUN075-3B - Part B1859001S

    Misc. electrical/hardware diagram

    Furnace Inducer Vent Motor Assembly

    Part #B1859001S
    In Stock
    $1598.95
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  • Heat Exchange for GMC GUN075-3B - 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
    $836.76
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  • Central Air Conditioner Air Handler Blower Wheel for GMC GUN075-3B - 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
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    Qty
    Plus Item
  • Furnace Range Burner Orifice for GMC GUN075-3B - Part B1789342

    Gas train diagram

    Gas Orifice

    Part #B17893-42

    Replaced by #B1789342

    Info Icon
    Manufacturer substitution
    This part replaces B17893-42. Substitute parts can look different from the original.
    In Stock
    $32.30
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  • Furnace Temperature Limit Switch for GMC GUN075-3B - Part 1370906S

    Heat exchanger assembly diagram

    Limit, 150f,

    Part #B13700-06

    Replaced by #1370906S

    Info Icon
    Manufacturer substitution
    This part replaces B13700-06. Substitute parts can look different from the original.
    In Stock
    $108.62
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  • Furnace Blower Fan Wheel for GMC GUN075-3B - 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
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  • Furnace Blower Fan Motor Housing for GMC GUN075-3B - Part 0271A00016S

    Blower assembly diagram

    Blower Shell

    Part #18393-00

    Replaced by #0271A00016S

    Info Icon
    Manufacturer substitution
    This part replaces 18393-00. Substitute parts can look different from the original.
    In Stock
    $136.57
    8% OFF Phone Price : $148.57Info Icon
    Minus Item
    Qty
    Plus Item
  • Motor Run Capacitor for GMC GUN075-3B - 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
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Symptoms for treadmills

Choose a symptom to see related treadmill repairs.

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Why won't my treadmill power up?

Main causes: no power, bad power cord, tripped or faulty overload switch, bad power switch, wiring failure, bad motor co…

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Why is my treadmill's walking belt slipping?

Main causes: damaged walking belt, improper belt tension, bad roller bearing…

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Why is my treadmill's heart rate sensor not accurate?

Main causes: faulty sensors, wiring failure, bad control console…

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Why does my treadmill's walking belt slow down?

Main causes: damaged walking belt, improper belt tension, lack of belt lubricant, bad drive motor…

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Why does my treadmill have no display?

Main causes: bad control console, wiring failure, bad motor control board…

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Why is my treadmill's walking belt off center?

Main causes: rear roller out of alignment, damaged walking belt, bad roller…

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Why won't my treadmill start even though the console display works?

Main causes: missing safety key, bad control console, wiring failure, faulty motor control board, bad drive motor…

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Repair guides for treadmills

These step-by-step repair guides will help you safely fix what’s broken on your treadmill.

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How to replace a treadmill walking belt

How to replace a treadmill walking belt

A worn walking belt will begin to slow down during use. If your treadmill walking belt is worn out, replace it using the…

Read more

Repair time and Difficulty

 45 minutes or less
How to replace a treadmill walking board

How to replace a treadmill walking board

A worn-out walking board creates friction with the walking belt and causes the belt to slow down during use. Replace the…

Read more

Repair time and Difficulty

 30 minutes or less
How to replace a treadmill drive motor

How to replace a treadmill drive motor

A defective drive motor won't run when activated by the motor controller. Replace the treadmill drive motor if it doesn'…

Read more

Repair time and Difficulty

 15 minutes or less

Effective articles & videos to help repair your furnaces

Use the advice and tips in these articles and videos to get the most out of your treadmill.

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How to get your furnace ready for winter

How to get your furnace ready for winter

Get expert tips for preparing your furnace for winter. Follow maintenance tips to keep your furnace in top shape.…

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Introducing new technical repair content that we’re developing for the Sears Technical Institute

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Learn about Sears Technical Institute and the advanced technical content being developed for aspiring appliance techs.…

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Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

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