How to Stop Rear View Mirror From Shaking From Bass?

How to Stop Rear View Mirror From Shaking From Bass - Featured Image

Have you been pissed off by rearview mirror vibrations due to heavy bass? Well, I guess so! As audiophiles, we love to listen to heavy bass music.

Luckily, you can take some simple steps to reduce or eliminate the shaking caused by bass in your rearview mirror. In this article, I will discuss how to stop the rearview mirror from shaking from bass and what you must do to keep it secure for years. So let’s begin!

Why Does My Rearview Mirror Shake?

First, we need to understand why your rearview mirror really shakes before taking any steps.

1. Road Vibrations:

Uneven road surfaces, potholes, and bumps can lead to vibrations traveling through a vehicle’s frame. These vibrations shake the mirror due to the constant jolting and impacts from these road conditions, causing it to become unstable over time.

The vibration also affects the car’s interior, making it more difficult for drivers to have an unobstructed view of what is behind them on the road.

2. Car Stereo Bass Frequencies:

The bass frequencies created by your car stereo system are powerful enough to create vibrations throughout the vehicle that can resonate through the structure and cause the rearview mirror to vibrate.

This shaking or vibrating of the mirror is caused by these sound waves reverberating off nearby surfaces, such as glass or other metal objects. It can be especially noticeable if you have a large subwoofer in your car and turn up the bass on certain songs.

3. Loose Mounting Brackets or Screws:

When the mounting brackets or screws that hold a rearview mirror in place become loose, it can cause a vibration of the mirror. This can be due to normal wear and tear over time or if the mirror has been installed improperly.

Loose brackets or screws create extra movement, leading to the mirror’s shaking when driving. Tightening these mounting points will help reduce this vibration and ensure driving safety.

4. Age and Wear:

As mentioned above, age and wear can also cause the rearview mirror vibrations due to adhesive or mount to weaken or deteriorate over time. This can compromise its stability and lead to shaking.

Additionally, harsh weather conditions and exposure to sunlight can negatively affect the mirror’s components, resulting in it becoming loose. If left unchecked, this could lead to further damage beyond just significant shaking of the mirror.

3 Easy Method to Fix Stop Rear View Mirror From Vibrating:

If your rear-view mirror is rattling due to bass frequencies or even any of the above reasons, you can use these methods to solve the problem quickly:

1. Reinforce the Mounting System:

Let’s start with reinforcing the mounting system. Follow the below steps:

  1. Gather the Necessary Tools: Before beginning the process, ensure you have the required tools, such as a screwdriver or any appropriate tool to tighten the mounting brackets and screws.
  2. Inspect the Mounting Brackets: Carefully check the mounting brackets that hold the rear-view mirror in place. Modern rearview mirrors have swivel knobs that make them rotate in different directions. Look deep for any signs of looseness, damage, or wear. If the brackets seem loose or worn out, you may need to tighten or even replace them.
  3. Secure the Mirror: After detecting the error, you must hold the mirror firmly in place using one hand while working on the mounting system using the other hand. This will prevent any mirror movement while tightening the materials.
  4. Tighten the Mounting Screws: Now use the appropriate tool to tighten the screws that hold the mounting brackets to the windshield or the designated mounting location in your vehicle. Ensure you tighten the screws enough to provide a secure hold. However, remember overtightening the screws can damage the mounting hardware.
  5. Test for Stability: Once done, test the tightness by gently shaking the mirror to check for any remaining movement or shaking. You can also play bass-heavy music for further testing.

If the issue still persists, you may use 3X long screws to tighten the mounting brackets in the repeated process.

2. Dampen Vibrations:

Rear View Dampening Area

Now let’s move forward to the second method! This method may not eliminate the full rattling, but I assure you it will reduce the vibrations by many times. Follow the below steps:

  1. Gather the Necessary Materials: You must avail the required materials, such as foam or rubber pads, adhesive dampers, or similar products (that will work best for your error). These materials will help absorb and reduce vibrations.
  2. Identify the Contact Points: Carefully check the rearview working mechanism and its mounting system to determine where vibrations are being transmitted due to bass. As mentioned above, the modern rearview mirror has a swivel knob, which is easy to deal with this method. You just need to take the knob out, apply some dampening material in the area, and put it back. This will reduce the vibrations for sure.
  3. Clean the Contact Points: Once identified the exact place, clean the contact points thoroughly before applying any vibration-dampening materials. You can use a mild cleaning solution and a clean cloth to remove any dust or debris. By doing so, you are assuring that dampening materials will provide a strong between objects.
  4. Cut the Dampening Material: Now, start cutting the foam or rubber pads into the required sizes and shapes to fit the contact points. Ensure that the dimensions of the dampening material match the size and shape of the areas where you will be placing them.
  5. Apply the Dampening Material: Peel off the adhesive backing from the foam or rubber pads and carefully apply them to the contact points. After applying, press firmly to ensure strong adhesion. Now, you should place the pads strategically to cover the areas where the bass frequency vibrations will occur. These pads will absorb some vibrations before they go to the rearview mirror, reducing the noise.
  6. Test for Effectiveness: Gently shake the mirror or play music with heavy bass to test the effectiveness of the dampening materials. If the shaking has significantly reduced or stopped, the dampening materials successfully absorb vibrations.

3. Upgrade to a Vibration-Resistant Mirror:

Vibration-resistant mirrors are specifically designed and built with advanced technologies that absorb and dampen the vibrations caused by bass frequencies.

These mirrors feature sturdier materials, improved mounting systems, specialized vibration-dampening technology, an innovative interface between the mirror and mount, rigorous testing and certification processes, customizability options for different vehicle models and styles, and compatibility for seamless installation.

General FAQs

How Do I Stop My Car From Shaking With a Subwoofer?

To stop your car from shaking with a subwoofer installed, try turning down the volume and adding additional sound-dampening material to reduce vibrations. Ensure that the subwoofer has been securely mounted, and consider installing an amplifier to adjust your bass settings.


What Causes My Rear View Mirror to Vibrate From Bass Frequencies?

The vibrations experienced in the rear view mirror from bass frequencies are caused by sound waves bouncing off hard surfaces within the vehicle. You can minimize this by absorbing these waves with soft materials like upholstery or changing their trajectory with reflecting devices like acoustic foam.


Can Using Vibration-Dampening Materials Help Reduce Mirror Vibrations From Bass?

Yes, using vibration-dampening materials can help to reduce mirror vibrations caused by bass. These materials absorb sound and help minimize the vibration created by loud sound waves, such as those caused by bass.


How to Reduce Trunk Rattles From Sub?

To reduce trunk rattles from a sub, ensure the ground path is secure and solid. Use insulation or sound-deadening materials to line the walls of your trunk to absorb unwanted vibrations.

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