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pulley

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How to Replace a Water Pump Pulley
The serpentine belt or drive belt drives an engine’s water pump pulley, which rotates the water pump. A bad pulley leads to a failure of this system.
How to Replace a Power Steering Pump Pulley
A power steering pump pulley helps you turn the steering wheel with ease. If broken, it should be replaced to ensure a seamless drive on the road.
How to Replace Your Car’s Idler Pulley
A serpentine belt is guided by an idler pulley. Repairing a bad pulley involves removing the belt, replacing the pulley, and reinstalling the belt.
Symptoms of a Bad or Failing Water Pump Pulley
Common signs include physical damage to the water pump pulley, extensive wear on the water pump, grinding sounds, and the engine overheating.
Symptoms of a Bad or Failing Idler Pulley
Common signs include a damaged bearing or pulley, squealing from the engine area, and visibly worn pulleys.
How Long Does a Crankshaft Harmonic Balancer Last?
The The crankshaft harmonic balancer is also known as the crank pulley damper. It is connected to the crankshaft on the engine and reduces vibrations that originate from your engine. In addition, it serves as a pulley for the drive...
How to Buy a Good Quality Idler Pulley
The The idler pulley system drives a car’s alternator and is part of a belt and pulley system that also covers power steering, the air compressor, and other devices. The pulley is essential; with all of the important equipment that...
How to Buy a Good Quality Idler Pulley
The The idler pulley system drives a car’s alternator and is part of a belt and pulley system that also covers power steering, the air compressor, and other devices. The pulley is essential; with all of the important equipment that...
How Belt Pulleys Work
There There are two main types of car pulleys: crank pulleys, and accessory pulleys. Most pulleys are driven by a main crank pulley, which is bolted onto the crankshaft. When the engine is operating, the crank pulley rotates, transferring motion...
How Belt Pulleys Work
There There are two main types of car pulleys: crank pulleys, and accessory pulleys. Most pulleys are driven by a main crank pulley, which is bolted onto the crankshaft. When the engine is operating, the crank pulley rotates, transferring motion...
How Belt Pulleys Work
There There are two main types of car pulleys: crank pulleys, and accessory pulleys. Most pulleys are driven by a main crank pulley, which is bolted onto the crankshaft. When the engine is operating, the crank pulley rotates, transferring motion...
How Belt Pulleys Work
There There are two main types of car pulleys: crank pulleys, and accessory pulleys. Most pulleys are driven by a main crank pulley, which is bolted onto the crankshaft. When the engine is operating, the crank pulley rotates, transferring motion...
How Belt Pulleys Work
There There are two main types of car pulleys: crank pulleys, and accessory pulleys. Most pulleys are driven by a main crank pulley, which is bolted onto the crankshaft. When the engine is operating, the crank pulley rotates, transferring motion...
How Belt Pulleys Work
There There are two main types of car pulleys: crank pulleys, and accessory pulleys. Most pulleys are driven by a main crank pulley, which is bolted onto the crankshaft. When the engine is operating, the crank pulley rotates, transferring motion...
The Mechanics of Cars: Simple Machines in Automobiles
Simple Simple machines are single, mechanical devices that help improve the daily life of humans by allowing them to work faster, easier, and more efficiently. Simple machines are considered to be the basic mechanisms that all complex machines...

Related questions

Question
Steering wheel hard to turn
With the steering wheel being hard to turn, this vehicle should not be driven until the issue is fixed as it presents a safety hazard. The most common cause of the steering wheel being hard to turn is the loss...
Question
serpentine belt keeps breaking
The belt is either too tight or too loose, pulleys (including that on the harmonic balancer), the tensioner, and accessories are out of plane, and/or the belt driven accessories are binding, that is they are not turning freely because the...
Question
Serpentine belt came off
A thrown belt is generally caused by either a seized peripheral - such as an alternator - AC compressor, or possibly a faulty tensioner or idler pulley. It is often suggested that if a belt has been thrown, that the...
Question
Radiator hose rubbing on pully or a belt
Hey there. If the accident caused the hose to move closer to the pulley, then you may not have much choice but to get the body shop to pull the frame back. If you can move the hose, then you...
Question
Radiator hose rubbing on pully or a belt
If the accident caused the hose to move closer to the pulley then you may not have much choice but to get the body shop to pull the frame back. If you can move the hose then you could use...
Question
Power steering pump
The belt that drives the pump should be checked to make sure it is tight enough and the tensioner is working to keep the belt tight. If the belt is in good condition and not damaged, and is nice and...
Question
Air conditioning not working
A non working air conditioner is a concern for me, especially in a bigger vehicle like your Tahoe where it can get pretty hot. I see here that you noticed that the A/C condenser clutch is not operating and that...
Question
My serpentine belt has come off(not broken) my 330xi 2001 BMW, first started the car and sounded really rough then smoke came out
You should check each pulley and tensioner or component driven by the belt to see if one of the components are seized that caused the belt to come off. Have a mechanic like one from YourMechanic to come to you...
Question
Nissan Sentra 2007 problems with the tension pulley
Hello, thank you for writing in. There are a few things you need to look into. One, have you been buying the same brand of tensioner, and have they been warrantied? You may want to make sure you are getting...
Question
I have broken 3 sepentine belts in the last week, i replaced the tensioner pulley as well. What else could be causing my issue?
The pulley has a ball bearing within. The failure mode, or causes of failure, is limited to three possibilities: 1) defective, or worn out, ball bearings; 2) lubrication failure; 3) overloading. To eliminate possibility Nos. 1 and 2 you could...
Question
Hello, I just got a 2001 Montaro Sport and I went to get in tonight and it started squealing. What cold it be?
The noise could be the serpentine belt slipping due to age or the tensioner not holding the belt tight on the pulleys. Also an idler pulley could have a failed bearing causing the noise. Try removing the serpentine belt and...
Question
I'm a bit confused. You show 1 timing chain, my 2006 CTS has a total of three. Perhaps you're suggesting that the main chain is damaged.
When it comes to replacing the timing chain in your vehicle, it is best to replace all of the timing chains. For your engine, the camshaft timing chains are more likely to stretch more than the main drive timing chain....
Question
I was driving and all of a sudden my car made a loud horrible screeching sound and it continues as long as the engine is running
The noise sounds like you have a belt pulley that is seized. You will need to either start the vehicle and look for the pulley to component that is not turning or will need to remove the serpentine belt and...
Question
My belt and pulley fell off. What would cause this? Also, there is Green fluid leaking from front driver side.
The idler pulley or tensioner pulley may have seized up causing the pulley and belt to come off the engine. When these parts come off with the engine running, depending on how fast the engine was running (how high the...
Question
belt broke serpentine
If your car has a substantial amount of mileage, it's not unusual for a serpentine belt to break and to need a new tensioner (the bearing on the tensioner wears out). If the harmonic balancer/crankshaft pulley is out of position...
Question
The serpentine belt is not lining up.
The pulleys may not be lined up in the same plane. Look at the harmonic balancer and crank pulley in particular. The rubber bond in the balancer may have failed thus causing misalignment of the pulleys relative to the other...
Question
cannot figure out how to use the tensioner pulley for serpentine belt removal
Hello, and thank you for writing in. We currently do not have videos available to share with you, however we can do our best to walk you through the process and how the pulley works. What you see when you...
Question
pulley fell off
For the 1995 G-20, all of the brackets in the location you describe are listed in GM parts catalogs. Using those catalogs, and your description, I narrowed it down to 5 possible GM part numbers: 10187650, 10179211, 10163742, 10163742, 10028767....
Question
Rat under Hood.
Of course, you want to be sure that the noise is really from the serpentine belt and/or connected rotating elements. If you simply take all of the belt driven accessories out of the picture by removing the drive belt and...
Question
Tensioner Pulley Removal 2003 Dodge Neon
Hi - yes, it should be possible to only remove the serpentine belt idler pulley. After carefully releasing the tensioner, and removing the serpentine belt, there is a plastic cap at the center of the pulley. Pop this cap off,...

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