Char-Broil
Gas Grill

Model #4637023 Char-Broil gas grill

Here are the repair parts and diagrams for your Char-Broil 4637023 gas grill. 

The diagram(s) below can help you find the right part.  If you’d like help, we invite you to call our customer service number at the top of the page, or click chat.

On this page, you can also find any manuals, installation guides and error code tables associated with this model.

For advice on diagnosing problems with appliances, lawn & garden equipment and other products, check out the videos, repair guides and articles in our DIY section.

Save to my profileOwner’s manual

Showing 10 of 64 parts

Gas Grill Cooking Grate

#NI21

All parts Diagram

$19.62

In Stock

Gas Grill Flame Tamer, 23-1/2 x 2-9/16

#NI32

All parts Diagram

$20.50

In Stock

Gas Grill Briquette Grate

#NI38

All parts Diagram

Gas grill briquette grate

Part #4157101

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

Gas Grill Ignition Module

#NI62

All parts Diagram

Gas grill ignition module

Part #5156113
This item is not returnable
$4.27

In Stock

Gas Grill Lid Hinge Pin

#NI33

All parts Diagram

Gas grill lid hinge pin

Part #4156513
This item is not returnable
$2.55

In Stock

Clip

#NI35

All parts Diagram

Clip

Part #4156518
This item is not returnable
$2.16

In Stock

Gas Grill Igniter

#NI63

All parts Diagram

Gas grill igniter

Part #5156119
This item is not returnable
$6.13

In Stock

Gas Grill Axle Bolt

#NI04

All parts Diagram

Gas grill axle bolt

Part #4080155
This item is not returnable
$2.49

In Stock

Gas Grill Screw

#NI08

All parts Diagram

Gas grill screw

Part #4080307
This item is not returnable
$2.16

In Stock

Gas Grill Side Burner Cooking Grate

#NI31

All parts Diagram

Gas grill side burner cooking grate

Part #4156376
This item is not returnable
$6.96

In Stock

Symptoms for gas grills

Choose a symptom to see related gas grill repairs.

Main causes: damaged or dirty flame tamers, corroded firebox, accumulated grease and debris in the grease pan
Main causes: empty fuel tank, tripped flow-limiting device on the pressure regulator, faulty manifold valves, burner tubes not aligned
Main cause: worn wheel
Main causes: clogged burner tubes, cracked insulators on igniter electrodes, wiring failures, bad ignition module, manifold failure
Main causes: nearly empty fuel tank, faulty pressure regulator, burner tube clogs, bad burner tube alignment to gas valves, manifold failure

Repair guides for gas grills

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

November 1, 2016
By Lyle Weischwill
How to replace a gas grill wheel

Replace a broken or damaged wheel in less than 15 minutes.

Repair difficulty
Time required
 15 minutes or less
November 1, 2016
By Lyle Weischwill
How to replace a gas grill pressure regulator

You can install a new pressure regulator on your gas grill if the pressure regulator won’t let gas flow.

Repair difficulty
Time required
 15 minutes or less
November 1, 2016
By Lyle Weischwill
How to replace a gas grill igniter electrode

Replace the igniter electrode on your gas grill if it won’t light the burner.

Repair difficulty
Time required
 15 minutes or less

Articles and videos for gas grills

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

February 1, 2017

How to convert a propane grill to natural gas video

By Sears PartsDirect staff

A conversion kit and a few simple tools are all you need.

February 1, 2017

How to fix uneven heating on a gas grill video

By Sears PartsDirect staff

Clogged or corroded burners and flame tamers could be the problem.

March 1, 2015

Easy DIY gas grill repairs if the burner won't light

By Sears PartsDirect staff

Learn how to diagnose and fix the problem if the gas grill won’t light.