What would cause a knocking noise in rear wheels?

Bad Tires/Bad Left Tire – A knocking sound may be heard when tires go bad, if they are unbalanced or misaligned, or if there is a broken belt in one of the tires. Wheel Bearings – If a wheel bearing is severely worn out the wheel will not be able to spin freely. This may cause a knocking sound to be heard.

What can be the reason for clunking noise from under the vehicle?

Here are some of the potential causes for a clunking noise when going over bumps: Bad control arm bushings. Damaged ball joints. Worn out struts.

When I brake there is a knocking noise?

If you hear a clunking, or knocking sound, there’s a good to fair chance that it’s loose bolts. Check to see if your bolts are tightened. If the problem persists, there are a variety of different components that could be the cause of the clunking sounds. It could be loose calipers that would need to be tightened.

Can brake pads cause clunking noise?

The most likely answer to single or multiple clunks on braking is a worn or missing spring clip on the brake pad /pads. The cylinder holds the pad against the disc/drum which clunks it against the caliper/ endstop once or repeatedly.

Can rear shocks make a clunking noise?

There is most likely nothing wrong with the replacement shock or strut, but a metallic clunking noise typically indicates loose or worn mounting hardware. A loose mount can allow movement between the bolt and attaching parts, while a mount that is worn can cause the shock/strut to move up and down.

What does it mean when your car is making a knocking noise?

The knocking sound often occurs when the air-fuel mixture is incorrect, which causes the fuel to burn in uneven pockets rather than uniform bursts. Left untreated, it can cause damage to the piston and cylinder wall. A knocking sound can also be caused by a lack of lubrication in the upper cylinder head area.

What does suspension clunking mean?

If you hear those annoying clunking noises when going over bumps, it means that something is wrong with the suspension system. These are the areas to check the next time you hear these sounds on the road. Worn or Damaged Struts. When struts are damaged, the strut shocks fail to perform as they should.

What does a broken rear suspension sound like?

Sharp popping noises may indicate that something is either broken or so worn that it’s causing the suspension to bind up. These kinds of failures will be more common on vehicles with complex, multi-link, independent rear suspensions with lots of smaller links and joints.