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Gibson
Dishwasher

Model # GDB421RHR0 Official Gibson dishwasher - p5995318994

Here are the diagrams and repair parts for Official Gibson GDB421RHR0 dishwasher - p5995318994, 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

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ALL PARTS
Showing 10 of 128 parts  |
Lo Spray Arm 154250901
#24

Motor diagram

Lo spray arm

Part #154250901

Replaced by #5304517203

?
Manufacturer substitution
This part replaces 154250901. Substitute parts can look different from the original.
BEST SELLER
$39.00 | 
13% OFF Phone Price : $45.00
In Stock
Gasket 154297602
#49

Door diagram

Gasket

Part #154297602

Replaced by #809006501

?
Manufacturer substitution
This part replaces 154297602. Substitute parts can look different from the original.
BEST SELLER
$22.58 | 
21% OFF Phone Price : $28.58
In Stock
Dishwasher Lower Spray Arm Support 154294101
#62

Motor diagram

Dishwasher lower spray arm support

Part #154294101

Replaced by #5304518968

?
Manufacturer substitution
This part replaces 154294101. Substitute parts can look different from the original.
BEST SELLER
$15.09 | 
12% OFF Phone Price : $17.09
In Stock
Dishwasher Pump O-ring, Rear 154246901
#59

Motor diagram

Dishwasher pump o-ring, rear

Part #154246901

BEST SELLER
$38.87 | 
13% OFF Phone Price : $44.87
In Stock
Dishwasher Filter 154252401
#65

Motor diagram

Dishwasher filter

Part #154252401

Replaced by #5304506525

?
Manufacturer substitution
This part replaces 154252401. Substitute parts can look different from the original.
BEST SELLER
$22.84 | 
21% OFF Phone Price : $28.84
In Stock
Heating Element Nut 154106201

#NI

All parts diagram

Heating element nut

Part #154106201

Replaced by #154106202

?
Manufacturer substitution
This part replaces 154106201. Substitute parts can look different from the original.
BEST SELLER
$7.99 | 
11% OFF Phone Price : $8.99
In Stock
Float Bracket 154209801
#28

Tub diagram

Float bracket

Part #154209801

Replaced by #154773201

?
Manufacturer substitution
This part replaces 154209801. Substitute parts can look different from the original.
BEST SELLER
$43.24 | 
12% OFF Phone Price : $49.24
In Stock
Dishwasher Door Spring 154325201
#1

Door diagram

Dishwasher door spring

Part #154325201

BEST SELLER
$36.05 | 
14% OFF Phone Price : $42.05
In Stock
Water Tubing 154239801
#22

Tub diagram

Water tubing

Part #154239801

Replaced by #5304523457

?
Manufacturer substitution
This part replaces 154239801. Substitute parts can look different from the original.
This item is not returnable
$13.39 | 
13% OFF Phone Price : $15.39
In Stock
Float 154209701
#25

Tub diagram

Float

Part #154209701

Replaced by #5304506520

?
Manufacturer substitution
This part replaces 154209701. Substitute parts can look different from the original.
This item is not returnable
$13.29 | 
13% OFF Phone Price : $15.29
In Stock

Most common symptoms to help you fix your dishwashers

Choose a symptom to see related dishwasher repairs.

View all

Why is my dishwasher noisy?

Main causes: glass or popcorn kernel stuck in the chopper blade, drain line vibrating against the cabinet, debris in was…

Read more

Why don't my dishes get dry?

Main causes: not using rinse aid, rinse aid dispenser failure, broken heating element, malfunctioning vent, drying fan f…

Read more

Why is my dishwasher leaking?

Main causes: damaged or stuck spray arm, leaking door seal, damaged door hinge, leaky heating element water seal, cracke…

Read more

Why won't my dishwasher drain?

Main causes: clogged kitchen sink drain, clogged drain hose, drain check valve damaged, drain pump failure, control syst…

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Why does my dishwasher door drop open too fast?

Main causes: broken door spring, damaged or broken door hinge…

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Why does my dishwasher stop mid-cycle?

Main causes: broken door latch, tripped circuit breaker, broken heating element, faulty vent fan, sensor failure, contro…

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Why can't I adjust the dishwasher rack height?

Main cause: damaged rack height adjuster…

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Why isn't my dishwasher getting dishes clean?

Main causes: improper loading, low water temperature, improper detergent dosage, detergent dispenser failure, spray arm …

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Why won't my dishwasher start?

Main causes: light switch beside the sink turned off, lack of power, bad dishwasher door switch, control system failure,…

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Most common repair guides to help fix your dishwashers

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

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How to replace a dishwasher heating element

How to replace a dishwasher heating element

Dishes not drying as fast as they should? The dishwasher heating element could be on the fritz. Here's how to install a …

Read more
Repair difficulty
Time required
 45 minutes or less
How to replace a dishwasher high-limit thermostat

How to replace a dishwasher high-limit thermostat

Follow these steps to replace the high-limit thermostat in your dishwasher if prevents the heating element from heating.…

Read more
Repair difficulty
Time required
 30 minutes or less
How to replace a dishwasher diverter motor

How to replace a dishwasher diverter motor

Upper spray arms not getting water? The diverter motor could be broken. Use this guide to replace it.…

Read more
Repair difficulty
Time required
 30 minutes or less

Effective articles & videos to help repair your dishwashers

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

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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 enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

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Top questions about Sears and Sears PartsDirect

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