Table of Contents
Why does my car make a whining noise when I turn it on?
Power Steering System: If you’re turning at normal speeds, and you notice a screeching or whining noise, you’re probably dealing with a power steering issue. Tie Rods: A loose or broken tie rod will often make a clunking noise when you turn. Sway Bar Link: Your sway bar link may knock when it starts to fail.
Why does my car make a rattling noise when I start it?
One common problem that will cause a rattle at idle is a failing hydraulic valve lifter. If you hear a “clack-clack” kind of rattle when you start your car’s engine, it could be a sign of piston slap. Pistons move up and down in their cylinders with a tight fit between the piston and cylinder wall.
Why is my car making a whining noise when idling?
If you are hearing whining noises when your car is idling, you are probably either low on oil due to an oil leak or your valves are stuck and need adjusting.
Can low transmission fluid cause whining noise?
Transmission Problems The transmission fluid may also run low and cause the whining noise from the engine. Low transmission fluid can also cause automatic transmission shifting to feel hard or jerky. If the whining noise is caused by a transmission problem, take your car into your mechanic for repair.
What does a faulty alternator sound like?
If you hear a small rattling or grinding sound when your engine is running, this could be caused by a loose bearing in your alternator. Conversely, if you hear a constant high whine while you are driving, this is usually a sign that your alternator is failing to distribute the necessary power throughout your vehicle.
Why is my car making a high pitched whining noise?
If you hear a high-pitched squeal from a car when moving, it is most probably caused by a loose belt in the engine bay. If the belt gets loose, it can result in the car squealing when accelerating. Since the belt is not under the proper tension, it slips on the pulleys and creates a sharp, high-pitched noise.
How do you fix an alternator that whines?
How to Quiet a Noisy Alternator
- Test Alternator First. Before you go making any sort of repairs, you need to be certain that the alternator is your problem.
- Check the Condition of the Belt.
- Tighten Bolts.
- Replace the Serpentine Belt.
- Replace the Alternator Bearing.
- Replace the Alternator.