How often should an oven door seal gasket be replaced?

The lifespan of an oven door seal gasket varies depending on usage and cleaning habits. It should be replaced when visible signs of wear, such as cracks, tears, or brittleness, appear, or if you notice heat escaping around the oven door during cooking.

Can a damaged oven door gasket affect cooking performance?

Yes, a damaged gasket can significantly impact cooking performance. It allows heat to escape, leading to uneven cooking, longer cooking times, and potentially higher energy consumption.

Are oven door gaskets universal?

No, oven door gaskets are not universal. Always ensure the replacement gasket is compatible with your specific appliance model.

Oven Door Seal Gasket Replacement & Repair Guide

Appliance Aid takes part in the Amazon Associates programme. Some links on this page are affiliate links, and a qualifying purchase earns us a commission. Your price is unchanged.

🏆 RECOMMENDED PART

MFZ63174202 Range Oven Door Seal Gasket Compatible with LG Ovens or Ranges LRE3083ST LRE3061BD LRE3023ST LRE3021ST, Replaces MFZ63174201 442

Replaces part number: MFZ63174202 MFZ63174201 4422029 AP6801511 PS12590644 EAP12590644
Compatible with: LRE3083ST LRE3061BD LRE3023ST LRE3021ST LRE3061ST/00 LRE3083SB LRE3083ST/01 LRE3085ST LRE3083SB/00 LRE3025ST LRE3083SW/00 LRE3027ST LRE3021ST/00 LRE3060ST/00 LRE3023SW LRE3083ST/00 LRE3193BD/00 LRE319...
Compatible with: LRE3194SW/00 LRE3194BM/00 LRE3193ST/00 LRE3023ST/00 LRE3083BD LRE3083BD/00 LRE3083ST01 LRE3083SW LRE3193SB/00 LRE3193SW/00 LRE3194BD/00 LRE3194ST/00 LRE6383ST/00 LRE3061BD/00 etc
Isolation of odors: Helps to control odors inside the oven. Without proper sealing, odors during cooking can spread throughout the kitchen or even the entire home. Sealing gaskets can prevent odors from spreading and ...
Keep clean: The sealing gasket can prevent grease and other food particles from entering the gaps of the oven door, helping to keep the inside of the oven clean and reduce the difficulty and frequency of cleaning

Check Price on Amazon

What the MFZ63174202 does

The oven door seal gasket creates a tight seal between the oven door and the oven cavity, preventing heat from escaping during operation. This seal helps maintain consistent cooking temperatures and improves energy efficiency.

Symptoms when this part fails

Oven not heating evenly
Heat escaping around oven door
Food cooking slower than usual
Higher energy bills
Visible gaps or tears in the seal

Compatibility

Fits the LG family. Specifically:

Any unit originally equipped with OEM part number(s): MFZ63174201, LRE3083ST, LRE3194SW.
Check the model/rating plate inside your appliance and compare it against the fitment table on the product listing before ordering — this guide does not list specific compatible models because Amazon does not provide verified fitment data through this pipeline.

Also replaces: MFZ63174201, LRE3083ST, LRE3194SW

Tools you'll need

Screwdriver (if needed)
Work gloves

Difficulty: Easy · Time: 15-30 minutes

How to install the MFZ63174202, step by step

Disconnect the oven from power.
Open the oven door fully.
Carefully pull the old gasket off its retaining clips or channels.
Clean the area where the new gasket will sit.
Align the new gasket and press it firmly into place around the oven frame.
Close the oven door and check for a proper seal.
Reconnect power to the oven.

Related troubleshooting

If swapping this part doesn't fix the issue, check these next:

Oven door won't close all the way? Fix the hinge in 20 minutes