Why does my car groan when I accelerate?

A loud squeaking or squealing noise while accelerating could mean there’s a problem with your engine belt. It could mean the belt’s loose or worn. Or it could mean that one of the belt’s pulleys is starting to fail. A loud rumbling noise when accelerating might suggest there’s a problem with your exhaust system.

Why does my car make noise when I press the gas when I accelerate?

Usually this type of noise in an indication of a exhaust leak or a vacuum leak due to a broken or disconnected vacuum line. If you also notice that your car is slow to accelerate or is running rough, then it is likely that one of these items is the root cause.

How does your car sound when the transmission is going out?

Strange Noises If the sound resembles humming, buzzing, or clunking, you may be experiencing transmission failure. Bad automatic transmissions may emit humming, buzzing, or whining noises while manual transmissions have harsher “clunking” sounds.

Why does my car make a noise when I accelerate?

Belt noise can mean the belt is worn or loose. Belt noise can also come when one of the pulleys the belt is riding on starts to fail. When the belt no longer moves smoothly along the pulleys, it makes a noise when the car is accelerating. The other noise you might be accustomed to is that of a loud exhaust system.

Why does my alternator make a whining noise?

Yes, it sure can! Your alternator has bearings inside that allows the pulley and stator to spin with the engine belt. If the belt is rubbing on the pulley due to misalignment or the bearings are worn out your alternator could indeed make a whining noise.

What sound does a car make?

If a sound has just popped up, it could very well be an indication of a problem. The most common noises cars make during acceleration is either a sucking wooshing sort of sound or a loud exhaust noise. The wooshing noise usually indicates that you’ve got a vacuum leak somewhere in your engine.

Why is my car making a grinding noise?

Grinding noises usually start as ringing sounds that were left unattended to and are due to badly worn brake pads. Most high quality brake pads have small tab that will ring on the rotor when the pad gets worn down.

Why does my car make a sloshing noise when I start it?

If you hear a liquid sloshing sound coming from under the hood when starting the car or accelerating, it could indicate that air has gotten into the cooling system. It’s likely from a leak, or perhaps from the engine’s head gasket. It’s important to get this checked.