Why does the serpentine belt make a squeaking noise?

Why does the serpentine belt make a squeaking noise?

Some customers may comment on an accessory drive belt / serpentine belt chirp, squeal or squeak noise from the engine compartment at idle or while driving. This condition may be caused by a misaligned pulley and/or the accessory drive belt creating the noise. Notice: Do not use belt dressing or silicone on the drive belt.

When does the GM belt Squeak go away?

For the past month or so, the squeaking is back and its getting worse, especially if there is any moisture in the air. After about 10 minutes and the engine getting up to full operating temp, the noise goes away. Its still pretty annoying. From doing some more research it seems like this is a common problem with GMs.

What can cause a chirping noise from a siverado 1500?

For about one year, it has had a chirping sound. Serpertine belt and tensioner have been replaced (multiple times) but the chirping noise persists. I … read more what can cause a chirping sound from a siverado 1500. They hace replaced the harmonic balance and idle pulley but it still chirps / squeaks … read more

Why does my Gatorback belt squeak when the engine is cold?

Shortly after, the belt started to squeak when the engine was cold, and it was a bit worse if there was moisture in the air. I put a new gatorback belt on and the problem went away for a few months.

How can you tell if a car belt is a chirp or a squeal?

One method to determine if the noise is a chirp or squeal is to use a water squirt bottle and spray the rib side of the belt while the vehicle is running. If the noise gets louder, it’s a squeal. If the noise goes away, it’s a chirp.

Some customers may comment on an accessory drive belt / serpentine belt chirp, squeal or squeak noise from the engine compartment at idle or while driving. This condition may be caused by a misaligned pulley and/or the accessory drive belt creating the noise. Notice: Do not use belt dressing or silicone on the drive belt.

What can I do about the GM belt Squeak?

Several aftermarket companies offer laser alignment tools for accessory drive systems that can be very helpful in eliminating drive belt noise as a result of misaligned pulleys. Refer to Service Bulletin 08-06-01-008.

Why does my GM Truck make a squeaking noise?

Worn cam lobe and/or lifter roller: Generally, a worn cam lobe on this engine family will create a consistent chirp, squeak, squeal, or tick noise at camshaft speed and/or a misfire with a P0300-P0308 DTC. The misfire may or may not be felt and the misfire could occur at all RPM or just a specific rpm, such as idle only or only at high rpm.