How much does it cost to replace a pulley?

Idler Pulley Replacement Cost

The cost to replace the idler pulley of your driver belt will usually be somewhere between $80 and $200. The cost for the new part should only be anywhere from $40 to $90, while the cost of the labor will be anywhere from $40 to $110.

How long does it take to replace a pulley?

If you are doing the job at home, give yourself about four hours to change all the parts. You will need the following tools and parts: Replacement idler pulley.

Can I drive with a broken pulley?

So, how long can you drive with a bad idler pulley? The safety recommendation is not to drive the car at all and take it to a mechanic immediately. You should be concerned if the vehicle makes squeaking or rattling noises. The car can still run for months or break after a few days.

What causes a pulley to break?

Improper Tension

If a belt is not tensioned properly, it will ride too loose or too tight on the pulley. A belt that's too loose on a pulley will cause slippage, which leads to heat build up from friction. This heat will damage your rubber belts and cause the belts to crack and break.

How many pulleys does a car have?

Modern vehicles usually have more than one belt and pulley. However, older vehicles have perhaps one. Modern manufacturers would rather replace your belts only once every 50 miles, or the belt will break, which will result in your engine going out of control.

Idler Pulley, How to replace (EASY and CHEAP)

How much does it cost to replace a pulley and serpentine belt?

The Average Cost to Replace a Serpentine Belt Is $58 to $126 Depending on if You Go to the Mechanic or DIY. This price range is based on national averages for all vehicles and does not factor in taxes, fees, or your particular make and model. Related repairs or maintenance may also be needed.

How do I know if my pulley is bad?

What is pulley noise?

Belt and pulley noise is usually a screeching sound that has a repetitive pattern screeching on each revolution. The screech can be caused by a worn out belt or by the pulley attached to an engine accessory that is starting to freeze up.

How much is a idler pulley?

How Much Does An Idler Pulley Replacement Cost? The total price to replace an idler pulley can range between $80 and $200. This range includes the cost of the new part as well as the cost of labor. Typically, the auto parts cost ranges from $40 to $90, and the labor costs about $40 to $110.

What happens if tensioner pulley breaks?

When the tensioner or tensioner pulley fails, the loss of tension can cause the belt and pulleys to make high-pitched rattling or chirping noises. If the pulley bearing completely fails, it can also cause a squealing or even a grinding noise.

How much does it cost to fix an engine pulley?

Idler Pulley Replacement Cost

The cost to replace the idler pulley of your driver belt will usually be somewhere between $80 and $200. The cost for the new part should only be anywhere from $40 to $90, while the cost of the labor will be anywhere from $40 to $110.

How much is a crankshaft pulley?

The crankshaft pulley replacement cost is between $350 and $400, depending on the car model and labor costs. You could spend $200 to $240 for a new crankshaft pulley, plus about $150 for labor. If you purchase an aftermarket crankshaft pulley, you could save yourself a little money.

What causes whining while driving?

Whirring or Whining

Whirring and whining noises often vary as the engine runs fast or slow, and they can indicate a number of different problems, including a failing water pump, a bad power steering pump, low power steering fluid, a failing alternator, or problems with the air-conditioning system.

Why do I hear a whining noise when I start my car?

If you hear a whining noise from your car's engine, it may mean much the same thing: there's a component that's worn out. If these parts break or wear down entirely, they could cause damage, so hearing a whining sound means that it's time to schedule a service appointment.

What does bad pulley sound like?

Squealing. When the engine is idling, a bad pulley may make a squealing sound. This is due to the bearings in the pulley going bad. The bearings may also make various other sounds such as clattering or even a rumbling sound, making the vehicle sound as if there was much more wrong than a bad pulley.

What happens when a car pulley goes bad?

The pulley spins against the belt wearing down both parts. This wear reduces tension which can lead to belt slippage. Even more noticeable is a cracked or damaged pulley or bearing. This damage interferes with the rotation of the belt causing torn belts, or the belt falling off of the engine.

What happens when pulley fails?

Damaged bearing or pulley

A broken or seized pulley can quickly lead to a torn belt, or in less serious cases, the belt falling off of the engine. An engine without a belt can quickly run into issues such as overheating and stalling, as it's the drive belt that allows the engine accessories to function.

How long does it take to replace a tensioner pulley?

What Is Tensioner Pulley Replacement? Replacing the pulley should only take an hour or two, and the parts will vary in cost from one type of car to the next.

What is an engine pulley?

An engine pulley is a wheel mounted to the engine of an automobile or other vehicle that guides or drives a belt, sometimes known as a serpentine belt. This belt is part of a system that powers peripheral devices within the engine compartment, such as the air conditioner, power steering, and fan of the vehicle.

When should I replace idler pulley?

An idler pulley is expected to wear over time, and eventually the pulley will fail. Replacement intervals for idler pulleys vary, but are usually within the 50,000 to 100,000 mile range. Replacement often coincides with expected serpentine/accessory belt replacement periods.