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Thermador
Gas Cooktop

Model # GCT24GL Official Thermador cooktop

Here are the diagrams and repair parts for Official Thermador GCT24GL cooktop, as well as links to manuals and error code tables, if available.

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  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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For DIY troubleshooting advice and repair guides, visit our repair help section.

Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 55 parts  |
Cooktop Igniter 20-01-500
Cooktop igniter

Part #20-01-500

Replaced by #00492431

?
Manufacturer substitution
This part replaces 20-01-500. Substitute parts can look different from the original.
$120.69
| 
9% OFF Phone Price : $132.69
In Stock
Screw 14-91-091
Screw

Part #14-91-091

Replaced by #35-00-351

?
Manufacturer substitution
This part replaces 14-91-091. Substitute parts can look different from the original.
$41.49
In Stock
Valve 20-01-501
Valve

Part #20-01-501

Replaced by #00415496

?
Manufacturer substitution
This part replaces 20-01-501. Substitute parts can look different from the original.
$197.42
In Stock
Micro-switch 20-01-503
#24

Wok (gct24w) diagram

Micro-switch

Part #20-01-503

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

None Given 14-91-033
None given

Part #14-91-033

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

Wire Harness 20-01-618

#NI

All parts diagram

Wire harness

Part #20-01-618

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

Bezel Screw 20-01-521
Bezel screw

Part #20-01-521

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

Wire Assembly 20-01-621

#NI

All parts diagram

Wire assembly

Part #20-01-621

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

Counter Side Trim, Left 20-01-559
Counter side trim, left

Part #20-01-559

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

Grate Assembly (2) 20-01-534
#13

Grill (gct24gl) diagram

Grate assembly (2)

Part #20-01-534

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

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Why isn't my cooktop working at all?

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How to replace a spark module on a gas cooktop

How to replace a spark module on a gas cooktop

No flame on your gas cooktop? Installing a new spark module could be the fix you need....

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Repair difficulty
Time required
30 minutes or less
How to replace a spark igniter switch on a gas cooktop

How to replace a spark igniter switch on a gas cooktop

Follow these step-by-step instructions to fix the surface burner ignition system on your gas cooktop by replacing the sp...

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Repair difficulty
Time required
45 minutes or less

Effective articles & videos to help repair your cooktops

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

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5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

Get tips on completing essential holiday cleaning tasks to brighten your home....

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How to repair broken or damaged wires video

How to repair broken or damaged wires video

Learn how to repair broken, frayed or damaged wires in your appliances....

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Cooktop common questions

These common questions can help you make the most of your cooktop....

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