Why is my alternator belt still squealing after replacing?

Why is my alternator belt still squealing after replacing?

For instance, the alternator works optimally with the serpentine belt connecting it to the engine pulley, enabling the alternator to turn together with other belt-driven components in your car. Belt or pulley misalignment is a common issue that causes changed serpentine belt still squealing.

What do I need to replace my serpentine belt?

I just got my serpentine belt replaced and it’s squealing when I start the car and sometimes when I hit the gas what is this do I need a fan belt?? My car has 134000 miles.

Why does my serpentine belt make a squealing noise?

My car has 134000 miles. Noise of that type is due to a failed or failing bearing in one of the pulleys or accessories (e.g., alternator, water pump, A/C compressor) that is driven by the serpentine belt, the belt is not properly tensioned, or the rotating pulleys driven by the belt are not all in the same plane.

Can a loose alternator belt cause a car to shut down?

Your alternator will not run properly thereby causing the alternator to have low charging and eventually stop charging. If your car runs with a loosen alternator belt for a long time, your car will shut down after draining your battery. Always ensure your alternator belt is well tight, not too tight though, as this has its own effect.

When should you replace the serpentine belt?

Most serpentine belts need to be replaced every 40,000 to 70,000 miles. If there are signs of the belt rubbing on something, make sure to identify and repair whatever it was rubbing on to avoid damaging the new belt.

What are the symptoms of a bad serpentine belt?

Symptoms of a Bad or Failing Serpentine/ Drive Belt . Common signs include a squealing noise from the front of the vehicle, power steering and AC not working, engine overheating, and cracks on the belt.

What is the average life span of a serpentine belt?

The lifespan of the serpentine belt will depend mostly on the type of material it’s made of. Older style belts generally last about 50,000 miles, while those made from EPDM can last up to 100,000 miles.

Why is my alternator squealing?

Alternators don’t squeal. They can hum, but a squeal is caused by a slipping belt. A “hum” can be caused by a bad alternator bearing or burnt diodes.