Why would your car make a knocking noise in the back wheel when you are driving but it stops when you gas or brake?

1. What would cause a knocking noise in rear wheels?
2. What causes knocking noise while driving?
3. Can a wheel bearing make a knocking sound?
4. What causes clunking sound in rear end?
5. When I brake there is a knocking noise?
6. What are the symptoms of a rod knock?
7. How much does it cost to fix bad wheel bearing?
8. What does a bad rear axle bearing sound like?
9. How much does it cost to repair a wheel bearing?
10. Is it safe to drive with a clunking noise?
11. How do you know if your rear axle is bent?
12. What does main bearing knock sound like?
13. How long can you drive a car with rod knock?
14. Can engine knocking be fixed?

What would cause a knocking noise in rear wheels?

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.

What causes knocking noise while driving?

Detonation knock is a knocking noise that you'll hear when the air fuel mixture in the cylinders is detonating in more than once place at a time. Parts of the air/fuel mixture can start to ignite too early. When these mini fireballs collide, they create a knocking noise.

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.

What causes clunking sound in rear end?

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.

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.

What are the symptoms of a rod knock?

Knocking sounds: The most common rod knock symptom is knocking sound. With a rod knock in place, you will hear a banging or knocking sound (as if someone is hitting metal on your iron door) when you turn on your car. The noise will increase as you step on the gas pedal.

How much does it cost to fix bad wheel bearing?

The labor cost for a wheel bearing replacement also varies and will generally cost anywhere from $60 to $300. It should take between 1 to 1.5 labor hours to change the wheel bearing. In total, the cost to replace a wheel bearing is around $150 to $800.

What does a bad rear axle bearing sound like?

The classic sounds of a bad wheel bearing are cyclic chirping, squealing and/or growling noise. You can also tell that the sound is related to wheel bearings if it changes in proportion to vehicle speed. The sound can get worse with every turn, or it can disappear momentarily.

How much does it cost to repair a wheel bearing?

The national average is about $350 to fix the wheel bearings at one wheel. As you might imagine, however, luxury brands cost more. Please note: If the wheel bearings need replacing at one wheel, you don't necessary need to replace the bearings at the other wheel on the same axle.

Is it safe to drive with a clunking noise?

If you hear a clunking noise that is especially prominent when you drive over potholes or speed bumps, you probably have a problem with your shock absorbers or your suspension. Continuing to drive with a broken or faulty shock absorber is a bad idea for the health of your car.

How do you know if your rear axle is bent?

Vibrations may be accompanied by an unusual rumbling noise underneath the vehicle, strange tire wobbling, or sluggish driving and steering, which may indicate a bent axle. Vibrations may be particularly noticeable during accelerations, decelerations, or turns.

What does main bearing knock sound like?

Listen for a knocking noise that sounds more like striking tin or aluminum and increases as the vehicle accelerates. It is probably a faulty rod bearing. If your car is experiencing any of these symptoms, take it to a qualified professional immediately.

How long can you drive a car with rod knock?

Once an engine starts to knock, the rod can fracture without warning. It could be the next time you start it in your driveway, or it could keep going for six months. Eventually though, the engine will blow and you'll be stranded somewhere.

Can engine knocking be fixed?

The first step in trying to fix engine knocking is to upgrade to gasoline with a higher octane rating. Higher-octane fuels can withstand more pressure before combustion. Switch to one that includes carbon-cleaning additives. ... Give your engine a tune-up that includes new spark plugs and wires.