Get free shipping on your order, with any water filter subscription. Find my filter

Open Hamburger Menu
Sears Parts Direct
Tips to find your model number
GMC GUS125-5 gas furnace

GMC GUS125-5 gas furnace Parts

Here are the diagrams and repair parts for GMC GUS125-5 gas furnace, as well as links to manuals and error code tables, if available.

By Schematic
SELECT DIAGRAM
?

This is the number corresponding to the part on the diagram / schematic

Browse Parts for GUS125-5 Gas Furnace

  • Door Switch for GMC GUS125-5 - Part B13708-18

    Misc. electrical/hardware diagram

    Door Switch

    Part #B13708-18

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

  • Rubber Sleev for GMC GUS125-5 - Part B18104-01

    Misc. electrical/hardware diagram

    Rubber Sleev

    Part #B18104-01

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

  • Blower Wheel for GMC GUS125-5 - Part B13680-46

    Blower assembly diagram

    Blower Wheel

    Part #B13680-46

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

  • Timed Fan for GMC GUS125-5 - Part B18099-03

    Misc. electrical/hardware diagram

    Timed Fan

    Part #B18099-03

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

  • Furnace Burner Flame Sensor for GMC GUS125-5 - Part B11726-05

    Gas train diagram

    Furnace Burner Flame Sensor

    Part #B11726-05

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

  • Flue Collect for GMC GUS125-5 - Part 18812-16

    Heat exchanger assembly diagram

    Flue Collect

    Part #18812-16

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

  • Burner Box T for GMC GUS125-5 - Part 18823-02

    Heat exchanger assembly diagram

    Burner Box T

    Part #18823-02

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

  • Vent/comb Ai for GMC GUS125-5 - Part B18105-07

    Misc. electrical/hardware diagram

    Vent/comb Ai

    Part #B18105-07

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

  • Blower Shell for GMC GUS125-5 - Part 14393-91

    Blower assembly diagram

    Blower Shell

    Part #14393-91

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

  • Secondary Ai for GMC GUS125-5 - Part 18224-08

    Heat exchanger assembly diagram

    Secondary Ai

    Part #18224-08

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

Repair guides for front-engine lawn tractors

How to replace a blade clutch cable on a riding lawn mower

How to replace a blade clutch cable on a riding lawn mower

If the blades don't spin on your riding mower when you shift the lever, the blade clutch cable could be broken. Here’s h…

Repair time and Difficulty

 30 minutes or less
How to replace a ground drive belt on a riding lawn mower

How to replace a ground drive belt on a riding lawn mower

Replace the ground drive belt if it's broken or too worn to spin the transaxle pulley.…

Repair time and Difficulty

 45 minutes or less
How to replace a riding lawn mower blade drive belt

How to replace a riding lawn mower blade drive belt

Replace the blade drive belt if it's broken or won't spin the cutting blades because of wear.…

Repair time and Difficulty

 45 minutes or less

Effective articles & videos to help repair your furnaces

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.…

2023 HVAC regulation changes and how they may affect you

2023 HVAC regulation changes and how they may affect you

Find out how new DOE standards going into effect in 2023 can affect you and what you need to do.…

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.…

Parts & More

Air Conditioner
Audio Equipment
Automotive
Camcorder
Central Air Conditioner
Countertop Microwave
Floor Scrubber
Heating & Cooling Combined Unit
Home Improvement
Sports & Leisure
Television
Treadmill
Vhs Players & Vcrs