A whining sound coming from the engine bay is more than likely a worn out serpentine belt. Normally the sound will also get louder the higher the engine is revved due to the belt turning faster. If the sound goes away, replace the belt. Another possibility is that the pulleys are worn out.
Why is my Lexus so loud?
This is a pretty common noise that you may hear. It is usually caused by issues with one or more of the belts in your car, either the power steering or the AC compressor. A squeal or shriek typically means that the belts are worn down and are slipping on the pulley to which they are attached, which happens over time.
When I accelerate my car makes a whining noise?
Car Makes Whining Noise When Accelerating While the transmission is the most likely cause, whining while accelerating can also be caused by low power steering fluid or more serious damage like faulty alternator bearings, a malfunctioning water pump, a broken piston or a bad AC compressor.
What causes a high pitched whine when accelerating?
A high-pitched squeal when accelerating. If you notice a loud squeal when accelerating, especially if your car is just warming up, it could be that you have a loose or worn fan belt. Usually if your fan belts are worn, it could mean your timing belt needs to be replaced as well.
Is Lexus a Quiet car?
The Lexus GS is a mid-size luxury vehicle is mostly quiet—especially when driven on the highway. The rear-wheel-drive car displays some exhaust noise when driven forcefully, though it still warrants its place as one of the quietest cars on the market.
Are Lexus SUVS quiet?
Lexus GS. The Lexus GS is a mid-size luxury vehicle is mostly quiet—especially when driven on the highway. The rear-wheel-drive car displays some exhaust noise when driven forcefully, though it still warrants its place as one of the quietest cars on the market.
Why does my Lexus IS serpentine belt make a whining noise?
Lexus IS serpentine belt. You may have ground loop interference. A ground loop can be caused by an ungrounded audio connection which will pick up the electrical frequency from the alternator. This frequency is then transmitted to a whining sound through the speakers in the car, which will get higher and louder the higher the engine is revved.
Why does my car make a whining sound when I Rev it up?
This frequency is then transmitted to a whining sound through the speakers in the car, which will get higher and louder the higher the engine is revved. This issue won’t normally present itself if the audio system is untouched; however, there is a current TSB out for a whining sound from the speakers while charging a device in the auxiliary port.
What causes an alternator to make a whining noise?
A ground loop can be caused by an ungrounded audio connection which will pick up the electrical frequency from the alternator. This frequency is then transmitted to a whining sound through the speakers in the car, which will get higher and louder the higher the engine is revved.
Why is my torque converter making a whining noise?
If the transmission fluid is burnt, dark, or foamy this could be your problem. If something breaks down in the transmission, it can cause the torque converter to whine. This may only be apparent at certain RPMs or before the transmission fully warms, but eventually it will whine all the time.
