Why does my car squeal when I start the car?

Why does my car squeal when I start the car?

The only way WD-40 could improve a belt is if it happens to be glazed and the oil just softens the belt without actually lubricating it. The squeal on startup is probably caused by the alternator trying to recharge the car battery. On cars with the old analog ammeters, you’d see the needle go over to like 20 amps charging for like 30 seconds.

What kind of car makes a high pitched squeal noise?

P; Car: 2007 Mitsubishi Lancer GL 1.3L Automatic. Problem: Every morning after a night sitting still, when I start the engine (AC not ON), over 9000 pig birds are released with a violent roar that almost can shatter any glass, it lasts for about 8 ~ 10 seconds and goes away,does not occur later on if I start the car when it’s warm already.

How long does cold start squeal noise last?

After the fix at the local garage, the car performed fine and it idles well except for one last detail which is the morning cold start squeal that lasts for 10 seconds.

If you ever hear a loud engine squeal or screeching noise when starting your car, it could be a sign of a bad serpentine belt or an alternator that is failing. A bad alternator is the most common cause of a car that squeals when starting.

Is it safe to drive with a squealing engine?

Although it may be safe to drive with the squealing for a few days or weeks, the belt will eventually need to be replaced, and for safety, the earlier it’s repaired, the better. What Is the Cost to Replace a Serpentine Belt? A serpentine belt replacement is a relatively low-cost engine repair.

What does belt Squeak sound like when making U-turn?

Belt squeaking is also especially pronounced when accelerating, on startup, and when making a U-turn. The noise is loud and sounds like a squeal, loud chirp, or squeak.

Why do I hear a squeak when I start my car?

Any sound that is a “squeak” is usually related to a belt somewhere in the engine. It is a good idea to check all the other belts that you have in your car if you hear this type of noise when you start the engine.

What makes an engine squeal or screech?

An engine squeal, screeching or squeaking noise is usually one of the few things that can be wrong. Within these noises are a few scenarios when these sounds present themselves; constant, intermitted, when the engine is cold or hot.

Although it may be safe to drive with the squealing for a few days or weeks, the belt will eventually need to be replaced, and for safety, the earlier it’s repaired, the better. What Is the Cost to Replace a Serpentine Belt? A serpentine belt replacement is a relatively low-cost engine repair.

Belt squeaking is also especially pronounced when accelerating, on startup, and when making a U-turn. The noise is loud and sounds like a squeal, loud chirp, or squeak.

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