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GE
Dishwasher

Model # CDD420P3T1D1 Official GE dishwasher

Here are the diagrams and repair parts for Official GE CDD420P3T1D1 dishwasher, 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 122 parts  |
Ui Board WD21X30918
Ui board

Part #WD21X30918

$76.53
In Stock
Wash Control Module Light Pipe WD01X30911
Wash control module light pipe

Part #WD01X30911

$12.31
In Stock
Lh Latch WD01X30848
Lh latch

Part #WD01X30848

$12.31
In Stock
Rh And Lh Lid Yoke Adaptors WD12X30870
Rh and lh lid yoke adaptors

Part #WD12X30870

$16.20
In Stock
Lower Drawer Harness WD21X31480
Lower drawer harness

Part #WD21X31480

$112.78
In Stock
Heater Element And Seal WD05X31478
Heater element and seal

Part #WD05X31478

$92.40
In Stock
Detergent Dispenser Module WD12X30914
Detergent dispenser module

Part #WD12X30914

$104.58
In Stock
Upper Drawer Harness WD21X31482
Upper drawer harness

Part #WD21X31482

$75.84
In Stock
Stainless Dishwasher Handle WD09X24952
Stainless dishwasher handle

Part #WD09X24952

$187.96
In Stock
Rh And Lh Lid Actuators WD16X30872
Rh and lh lid actuators

Part #WD16X30872

$71.18
In Stock

Most common symptoms to help you fix your dishwashers

Choose a symptom to see related dishwasher repairs.

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Why won't my dishwasher fill?

Main causes: water supply problem, stuck overfill float, clogged water inlet valve screen, water inlet valve failure...

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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 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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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...

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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 is my dishwasher noisy?

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

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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 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....

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Repair difficulty
Time required
30 minutes or less
How to replace a dishwasher door outer panel

How to replace a dishwasher door outer panel

If your dishwasher door is dented or you want it to match your cabinets or other appliances, this guide shows how to rep...

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Repair difficulty
Time required
15 minutes or less
How to replace a dishwasher thermal fuse

How to replace a dishwasher thermal fuse

A completely dead control panel often indicates that the thermal fuse on the electronic control board is blown; follow t...

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Repair difficulty
Time required
15 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

Top questions about Sears and Sears PartsDirect

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

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