Diagnosis on thumping noise from the front


What causes clunking sound in front end?

A front end clunking noise going over bumps is most often caused by damaged control arms or suspension struts. Often, this kind of damage happens if you use your vehicle for off-roading adventures—or there are a lot of potholes on your daily commute.

What if I hear thumping from the front of my car?

Starter motor or transmission mount

If you hear a thump towards the front of your car whenever you accelerate, it’s probably a problem with either your starter motor mount or transmission mount. Though small, transmission mounts have a huge impact on performance and the overall quality of your drive.

What can a thumping sound be a warning of?

A thumping sound can be a warning that a blowout is about to occur. If you hear it, get safely off the road and check your tires. If a tire blows out, hold the steering wheel tightly, and slowly take your foot off the gas pedal.

What causes knocking in front suspension?

Knocking or squeaking sounds are usually a result of your sway bar or ball joints wearing thin, both of which help to absorb shocks and keep you moving forward with smoothness.

How is suspension clunk diagnosed?

With the vehicle sitting on the ground or on ramps, wiggle the wheels left-right, up-down, and diagonally. If you feel any looseness or hear abnormal noises, feel with your hands for the loose component. Wiggle the steering wheel left and right while feeling around ball joints and tie rod ends.

Can a wheel bearing make a knocking sound?

When a wheel hub bearing wears out, it puts extra stress on the CV-joint. That can cause the knocking/clunking noise when you turn the vehicle.

Why does my car make a drumming sound?

A car noise that sounds like drumming coming from underneath your vehicle could mean a broken or damaged universal joint or driveshaft bushing. Be careful, this sound is a precursor to the driveshaft coming completely off your car while driving, thereby bringing it to an instant halt.