How To Fix Car Speakers Crackling? Main Causes & 9 Solutions

Nothing is more irritating than hearing your music cut off by crackling sounds from your speakers. Then, How to fix car speakers crackling?

If you have ever experienced a similar problem, you will realize how irritating it may be, and you’ll need to get it repaired as soon as possible.

So, why are the leading causes of this issue? Can you solve this problem?

The good news is you can fix this problem quickly! Let’s refer to this article to figure out the practical ways and the primary culprits!

Why Are Your Car Speakers Crackling?

Various things might go wrong with automotive audio systems, affecting to car speaker or car stereo and causing your sound to crackle. While every circumstance is unique, below are the most typical reasons for this problem.

Loose Connections

Among the most prevalent reasons for speaker crackling may be a loose connection.

Speaker wires go throughout the cabin, connecting every speaker to the amplifier or head unit.

A failure in the audio wires running to a gateway speaker, for example, could lead the audio to crack or even go silent.

Loose connections - How To Fix Car Speakers Crackling

Loose connections

Damaged Wires

Because of all the shifting, vibrations, and regular wear, your vehicle suffers daily, tiny wires can become degraded over time.

This situation is particularly true in older automobiles because the doorway is opening, and the shutting movement gradually damages the wires.

It would help to replace damaged wires as soon as possible to avoid further impairment.

Poor Radio Signal

If the error only occurs when listening to a CD player or FM radio, there may be a fault with the audio signal entering the vehicle speakers.

Bad Voice Coil

Do you know the speakers’ voice coil? It is a minor speaker component that makes the sound. It’s encased in a magnetic shell.

You’ll hear crackling speakers if any parts in this cabinet move!

Disassembling speakers without professional supervision is the main culprit of voice coil failure. A slight change in positioning components back together may lead to this issue.

Bad voice coil - How To Fix Car Speakers Crackling

Bad voice coil

Amplifier Issue

A poor tube connection in the amplifier could be causing the rocking sounds you hear. If the ground connection is poor or loose, amplifiers may overheat.

Connecting the wire directly from the battery may improve the ground connection, but you can’t link the amplifier via many bolting spots in the car chassis.

Dirty Speaker Buttons

Check the buttons of your car speakers. An audio signal or a poor or unclean connection causes your speakers to crack and go completely silent.

Aux Cable Problem

The connectors on the AUX wire may get weak and loose gradually if you use this cable to listen to music via the car speakers.

Instead of completely quiet, this issue seems to create crackling in the car audio system.

Aux cable - How To Fix Car Speakers Crackling

Aux cable 

Damaged Dust Cap

Dust caps are little covers running over your speaker cone tip. These covers help protect dust caps from particles and dust.

If the caps get damaged or torn, it might result in a sound disturbance and gradually harm the other parts of the audio system.

Improper Equalizer Settings

The source material for your stereo could be missing, or your media player’s EQ settings could be incorrect.

If you misconfigure your audio system, you risk damaging your speakers. Ensure the bass and treble settings aren’t too high.

Improper equalizer settings - How To Fix Car Speakers Crackling

Improper equalizer settings

What Are The Effects Of Cracking Sound On Car Speakers?

Your speaker may get broken when it crackles. If not, the disrupted current overstressed the voice coil, which is the most harmful to your audio system.

So, it may cause harm to the speaker’s mechanical or electrical components:

  • Cracked or broken cones that have been overstretched due to unsteady voice coil vibrations are the source of mechanical damage.
  • The voice coil has got blown or damaged due to electrical damage.

If you notice a crackling sound from your vehicle speakers, you should avoid using them until you resolve it.

Otherwise, you potentially damage not just your speaker but other components of your vehicle’s audio system.

Negative effects of car speakers crackling. - How To Fix Car Speakers Crackling

Negative effects of car speakers crackling.

How To Solve Car Speakers Crackling

This problem can result from a variety of factors.

However, there are a few practical methods that can drastically lessen the crackling situation in your vehicle audio systems.

Below are the most effective ways to fix this irritating issue:

Inspect The Speaker Wires

Wires are critical for subwoofers, where severe vibrations may cause connections to loosen.

Therefore, you need to check for mechanical wear, corrosion, or overall wear in the shielding.

As previously mentioned, speaker cables can become weak over time, so double-check all connections.

Set Up A Noise Filter

What if the problem with your audio system and the sound it creates is due to engine noise?

When the motor is working, you can check it by listening to the sound emanating from the car speakers.

You can also check the noise to see whether it gets louder when the engine rotates faster.

If the noise becomes louder when the motor accelerates, it would be best to get a filter to remove unwanted sounds.

If the crackling continues, whether or not the motor is operating, you should install sound-deadening equipment in your car.

If you don’t know how to use this device, you can watch this video:

Set up a noise filter - How To Fix Car Speakers Crackling

Set up a noise filter

Check The Battery

A solution to the cracking sound in your audio system is to increase the fluid volume of the battery.

If the crackling noise persists, something is amiss with your vehicle’s ignition system.

Start fixing with carbon-core spark plug wires, resistor-equipped spark plugs, and distributor caps.

Equip The High Pass Filter For The Speaker System

Filters properly placed will help you prevent excessive bass from getting into the entrance speakers, which might cause distortion.

Most car speakers aren’t designed to match loud, deep bass. Putting low-frequency range on them may become exhausted and eventually destroyed.

The most straightforward method to achieving bass is to install a subwoofer and isolate frequencies more than 80Hz into the entryway speakers.

Increase The Bass At Low Volume And Lower It At High Volume

Excessively bass for your speakers’ capabilities might disrupt noise when listening to loud sounds.

You can lessen the danger of cracking sound by adjusting the treble or bass on the amplifier or head unit.

Avoid Music With Much Bass

Excessive bass is never beneficial for audio quality. Therefore, it’s better to use bass unless you compete.

Any sound level, regardless of how good the speakers are, is overstressed by excessive bass.

Overloaded bass music causes irreversible speaker damage if played over an extended period.

Avoid bass - How To Fix Car Speakers Crackling

Avoid bass

Clean The Speaker Buttons

You need to open the contacts of the switch first. Next, to remove contaminants, spray the solutions and run a rapid dissolution of them.

Wait a few moments, and spray a little mist to wash away the contaminants and produce a protective layer. Allow two minutes, and you can use the device.

Set Equalizer Correctly

This technique is the simplest method for repairing automobile speakers that are cracking.

You can also begin cracking the headset by adjusting the EQ configurations to your preferences.

Set equalizer correctly - How To Fix Car Speakers Crackling

Set equalizer correctly

Supplemetary information:


How Much Does It Cost To Repair Cracking Problems?

You may need to replace the vehicle speakers in your vehicle if you own an old car. This method isn’t always necessary, though, for optimum sound quality.

You can spend $70 to $100 to replace the radio system in your vehicle. For $800, you may obtain a complete component speaker set, including crossovers, subwoofers, and tweeters.

How Do I Keep My Car’s Audio System In Good Condition?

The good news is that you can avoid figuring out how to repair cracked car speakers.

You should not adjust the gain dials once the system is operational. If your audio begins to distort or crack at an abnormally high volume, switch it off!

You’ll need more energy to make music louder, and you won’t turn the profit knob on your amp.

The same goes for the battery and any other electrical distribution components. You must maintain that power running to keep the audio streaming.

The Bottom Line

This article has eventually revealed how to fix car speakers crackling. You should check the wires, inspect the battery, avoid bass, or equip a noise filter for better sound quality.

Besides, it’s better to know the causes of this issue before finding the best-suited solutions for your specific problem.

If you have any further questions, feel free to comment below or see more related articles at My Car Gears!

Thank you for reading!

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