Squeaking Noise While Driving

technician working inside the car

There are several potential reasons for a squeaking noise while driving your car. Some of the most common causes include:

Worn brake pads

Squeaking or squealing while braking can indicate that your brake pads are worn and in need of replacement. 

Worn brake pads can produce a variety of sounds, but the most common sound associated with worn brake pads is a high-pitched squealing or squeaking noise. This noise is usually heard when the vehicle is in motion and the brakes are applied. This noise is caused by a small metal tab called a wear indicator, which is built into the brake pad. When the brake pad wears down to a certain thickness, the wear indicator will make contact with the brake rotor and produce a squealing or squeaking noise.

Another sound that worn brake pads can produce is a grinding noise. This noise is caused by the brake pads being worn down to the metal and the metal-on-metal contact between the brake pad and the rotor. This noise is usually louder and more pronounced than the squealing or squeaking noise.

Additionally, some worn brake pads may produce a growling or humming noise, which is caused by vibrations created by the worn brake pad or rotor.

It’s important to note that brake pads should be checked regularly as part of regular vehicle maintenance. Brake pads that are worn to the point where they are making noise should be replaced as soon as possible to ensure the safety of the vehicle and its passengers.

Loose or worn suspension components

Squeaking or clunking noises while driving over bumps or uneven surfaces can indicate worn or loose suspension components such as control arm bushings or tie rod ends.

Worn or loose belt

Squeaking or squealing while braking can indicate that your brake pads are worn and in need of replacement.

Worn or dry ball joints

Squeaking or clunking noises while turning can indicate worn or dry ball joints.

Worn or loose steering components

Squeaking or clunking noises while turning can also indicate worn or loose steering components such as a steering rack or box.

Worn or loose exhaust hangers

A squeaking noise coming from under the car can be caused by worn or loose exhaust hangers.

Worn or contaminated wheel bearings

 Squeaking or growling noise while driving can be caused by worn or contaminated wheel bearings.

These are just a few of the potential causes of a squeaking noise while driving. The best way to determine the cause of the noise would be to have a qualified technician inspect the vehicle and perform a road test to hear the noise in person.