The average cost for a drive belt tensioner replacement is between $209 and $237. Labor costs are estimated between $73 and $93 while parts are priced between $136 and $144. Where is the belt tensioner on a car?
How much does it cost to fix a belt tensioner?
To get the belt tensioner replaced, you will pay anywhere from $140 to almost $400. The price of parts and labor varies from one car to the next, with most labor costs coming in at about $70 or $80.
Is it safe to drive with a bad belt tensioner?
Driving with a bad belt tensioner is unsafe since the tensioner is meant to guarantee ample tension that powers accessories. Wear on the belt tensioner will eventually cause the belt to slip, generate loud noise, and also create an unsafe level of heat along the accessory pulleys.
What are the symptoms of a bad belt tensioner?
Related Question how much does a belt tensioner cost
Should I replace my belt tensioner?
There is no recommended timeframe in which to replace your tensioner, especially as the belt itself usually needs replacing before the tensioner does. However, you should inspect your tensioner each time you service your car to monitor its condition and replace it if necessary.
What happens if you don't replace belt tensioner?
As the drive belt tensioner continues to break down, a variety of aspects of your vehicle will start to suffer. It can affect your alternator, power steering, and your air conditioning since they are all powered through the drive belt. These issues will just become more and more pronounced.
How much does it cost to replace tensioner?
You will pay somewhere between $125 and $380 to have your tensioner pulley replaced. The labor should run between $45 and $155, while parts can cost as little as $85 or as much as $225.
What causes a tensioner to go bad?
What does a bad tensioner sound like?
Symptom 1: Squealing, rattling, or chirping.
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 long does a belt tensioner last?
How long does a belt tensioner last? It's always best to check your owner's manual to find out exactly how long your particular timing belt's last but it's worth noting that in general they are expected to last between 60,000 miles and 100,000 miles.
Can a bad tensioner cause a car not to start?
The camshaft and crankshaft cannot synchronize when you have a loose timing belt caused by a bad tensioner. Because of this, you won't be able to ignite the fuel and air mixture in the chamber. You may hear the motor after you turn the key in the ignition but you won't be able to turn the engine over.
Should I replace idler pulley and tensioner?
If there is any wobble, squeak, or undue friction, the idler pulley should be replaced. The best way to maximize the idler pulley's lifespan is to maintain proper tension on the serpentine belt and replace belts with new ones whenever required.
Can a bad belt tensioner cause overheating?
Many of the engine's accessories, such as the alternator, water pump, and AC compressor, can be belt driven. A seized or loose drive belt tensioner can cause the belt to snap, which will disables those accessories and can cause problems such as overheating, a dead electrical system and battery, or a disabled AC system.
How do you check belt tension?
Can a belt tensioner leak?
The hydraulic oil that maintains this tension can seep out of the tensioner. When it does the associated engine belts become loose. A car that leaks oil is not an uncommon sight. This is often due to a loose timing belt, which arises due to leaking from the tensioner.
What does a loose serpentine belt sound like?
If you notice a squealing noise coming from the front of your vehicle, it could be from the serpentine belt. This could be due to a slippage or misalignment. The only way to make the noise go away is to contact a professional mechanic and have them replace the serpentine/drive belt or diagnose the issue.
How do you replace a belt tensioner?
What is the lifespan of a serpentine belt?
Serpentine belts are built to last—much longer than before because of advancements in rubber technology. Under ideal conditions, a belt should stick with you for an average of 60,000 to 100,000 miles. Pretty impressive. However, some belts are manually tensioned and may need to be adjusted.
Why is my belt tensioner shaking?
Causes of Belt Tensioner Wobbling
In general, belt tensioners tend to get noisy when they fail. If your belt tensioner is chirping or makes other noises, it is often an indication that the part is old and needs to be replaced. You can even remove the belt, spin each pulley, and listen for rumbling or other noises.
Can a bad tensioner cause engine vibration?
Grinding noises – Grinding and rumbling noises are another common sign of tensioner or idler pulley failure, usually due to failing bearings. Excessive tensioner movement – Worn-out coil springs can also cause drive belt tensioners to loosen their grip on the drive belt, resulting in excessive vibration and rattling.
Why is my car making a screeching noise when I accelerate?
If you hear a chirping or squealing noise when you accelerate, it usually means a belt is loose and slipping or the drive pulley for an accessory has become misaligned.
How much does it cost to replace idler pulley?
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. These prices do not include added taxes and fees charged by the auto shop.
What is the difference between the belt tensioner and idler pulley?
The primary distinction between tensioners and idler pulleys is the presence of an adjustable bolt. Tensioners are positioned on the bolt through mounting. Idler pulleys are not mounted to an adjustable bolt. However, if bearings fail, tensioner and idler pulleys both require replacement.