Why does my car make a vibrating noise when I accelerate?
Used to think it was the exhaust vibrating against the gas tank heat sheild (custom exhaust didn’t fit quite right and real close to it) I got it fixed at a shop, but now the noise seems louder. Can’t tell where it’s coming from. Sometimes sounds like it’s at the front of the car under the dashboard. Sometimes sounds like the exhaust at the back.
Why does my automatic transmission make a noise?
If you have a transmission noise, it’s worth considering this possibility. A word of caution on changing automatic transmission fluid: It is true that if you haven’t changed your automatic transmission fluid in some time, shortly after you change the fluid, the transmission can fail.
Why does my car make a metallic noise when I accelerate?
There is a metallic buzzing/vibrating noise when I accelerate. Also happens when cruising in a higher gear and hitting the gas slightly. Sounds like a heat sheild, but they all seem ok.
Why does my car make a ticking noise when I accelerate?
If any of the bearings fail they will cause a ticking or screeching noise. Again, the noise is more noticeable on acceleration because the engine spins faster. The pistons can also wear and make noise. The pistons are what move up and down and make the engine spin.
What causes vibrations in a Mercedes Benz car?
Mercedes-Benz motor mounts are fluid filled instead of rubber mounts that are used on most cars. Mercedes-Benz the engine mounts start to loose fluid around the 100k mile mark. Once a crack develops on the motor mount, they loose all the fluid over time and the vibrations get worse.
When do Mercedes Benz motor mounts start to loose fluid?
CAUTION: Make sure no one is standing on the front or back of the car when you perform this test. Mercedes-Benz motor mounts are fluid filled instead of rubber mounts that are used on most cars. Mercedes-Benz the engine mounts start to loose fluid around the 100k mile mark.
Why does my transmission make a humming noise?
Thanks for your question about the humming noise in your transmission. Humming noises are usually an indication of a bad bearing. If you are sure the noise is coming from your gear box and happens even in neutral, then the output shaft bearing in your transmission may be starting to go bad.
Why does my car make a rattling noise when I accelerate?
It will be a faint sound when the car is idling in ‘park’ mode, but the volume and frequency will increase in proportion to acceleration. It could indicate the last stage of the converter’s life. If this happens, you should take the vehicle to a repair shop as soon as possible.
You could have a damaged or broken motor mount. Motor mounts are the things that attach the engine to your vehicle’s frame. That sounds serious because it is, and damage to one or more of the motor mounts can allow the engine to vibrate and move around when you press the gas pedal.
Why does my Toyota Sienna have a vibration problem?
On a simple Google search I found a lot of Sienna owners who have gone through the same thing you experienced. Most of what dealers are finding is related to an engine vibration or the transmission of vibration through the body of the van via the exhaust system, causing some harmonics.
What kind of vehicle is a Toyota Sienna?
I read your column all the time and love it so when this problem came up with my van, I thought, who better to get a straight answer from than you. Some history — in July I purchased a 2007 Toyota Sienna certified vehicle from a Toyota dealership. The van had 70,000 miles and was in excellent condition.
What causes check engine light to come on on Toyota Sienna?
Often the leak covered the engine and undercarriage of the vehicle with oil. A few owners mentioned problems with the Toyota Sienna’s evaporative emission system. Several reviewers had the check engine light come on when there was a problem with the system. This usually happened because a canister needed to be replaced.
What kind of vibration does a Toyota van make?
The van had 70,000 miles and was in excellent condition. Shortly after taking possession (and a road trip), I noticed between 30-35 and 45-50 mph (especially 1,300 to 1,400 rpm) there was a louder “droning noise,” as Toyota calls it. Along with this noise was a vibration that reverberated throughout the cabin and was felt in my seat.