How To Sound Deaden A Car Door

If you’re tired of hearing road noise and rattling coming from your car door, it’s time to consider sound deadening. Sound deadening a car door can make a huge difference in the overall noise level of your vehicle. In this article, we will discuss the step-by-step process of how to sound deaden a car door.

Gather Your Materials

Before you begin, you’ll need to gather your materials. You’ll need sound deadening material, such as Dynamat or Noico, a roller, a utility knife, and a clean rag. You may also want to wear gloves to protect your hands from the adhesive on the sound deadening material.

Remove the Door Panel

To access the inside of the car door, you’ll need to remove the door panel. This can usually be done by removing screws and clips around the perimeter of the door panel. Be sure to keep track of all screws and clips to avoid losing them.

Clean the Inside of the Door

Once the door panel is removed, use a clean rag to wipe down the inside of the door. This will remove any dirt or debris and ensure that the sound deadening material adheres properly.

Apply Sound Deadening Material

Next, it’s time to apply the sound deadening material. Cut the material to fit the inside of the door and use the roller to apply it firmly to the metal surface. Be sure to cover as much surface area as possible to achieve maximum sound deadening.

Repeat the Process

Repeat the process for all other areas of the door that you want to sound deaden. This may include the door frame, the door skin, and the door panel itself.

Reinstall the Door Panel

Once you’ve applied the sound deadening material, it’s time to reinstall the door panel. Be sure to align all clips and screws properly and tighten them securely.

Frequently Asked Questions

Q: How much sound deadening material do I need?

A: The amount of sound deadening material you need will depend on the size of your car door. Measure the inside of the door and purchase enough material to cover the entire area.

Q: Will sound deadening material make my car heavier?

A: Yes, sound deadening material will add some weight to your car. However, the added weight is usually minimal and will not affect the overall performance of your vehicle.

Q: Can I install sound deadening material myself?

A: Yes, sound deadening material can be installed by a DIYer. However, if you’re not comfortable working on your car, it’s best to consult a professional.


In conclusion, sound deadening a car door can greatly reduce the amount of noise and rattling coming from your vehicle. With the right materials and a little bit of patience, you can sound deaden your car door yourself and enjoy a quieter ride.