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Tensioner

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Question
Water pump replacement
Yes. I would replace the tensioner at the same time since the only addition would be parts and there would be minimal labor added since you are already removing the water pump. The tensioner is most likely just as worn...
Question
Vehicle whining after belt replacement
Hi there. I would suspect another pulley that the serpentine belt drives has a dry/loose bearing. Have a certified mechanic, like ones from YourMechanic, inspect the noise and check each pulley for play.
Question
Squealing noise?!
Hey there. You have a binding accessory on the engine like the A/C compressor or pulley, power steering pump, or an idler pulley. You should first test the computer to see if the power steering pressure switch is activating by...
Question
Squeak
Hello. I would first try to determine if the sound you are hearing is engine or suspension related. If the sound seems to come and go according to your engine speed, then the sound is likely engine-related. I would put...
Question
Serpentine belt keeps shredding
Hi. A malfunctioning belt tensioner is likely, as well as other component along the belt drive system, to cause failure with the belt. Have a technician remove the belt and make sure all of the other components spin freely at...
Question
Car squeals
Hi. The automatic tensioner in your vehicle is a one piece design. It comes mounted onto a bracket, if it is replaced completely. It is possible to only replace the pulley and bearing, but if the issue is with the...
Question
Belts squealing
Hello. There is a specific procedure for setting the ignition timing. Once you are ready to check the timing, it is very simple to adjust it to specification. This should be done if it is 10 degrees off. Engine performance...
Question
Put a new serpentine belt on a month ago and it started squealing again
You should check to see if the tensioner is holding the belt tight enough. You may have a bad tensioner.
Question
Rattling noise inside engine when AC/Heater/Air on
You may have a serpentine belt or tensioner issue and may need to have them replaced but first should have a mechanic like one from YourMechanic diagnose the problem to verify the noise.
Question
How to tighten a serpentine belt ?
Hello, thank you for writing in. You cannot tighten a serpentine belt. There are two considerations to make. One, is that the belt stretches out over time, and will end up being too long to function correctly. In this case,...
Question
How much money should it cost to replace a drive belt
You may have problems with the tensioner for the belt and not just the belt. Also the power steering should not stop when turning on the a/c. You should first have a mechanic inspect the belt and tensioner along with...
Question
Idler pulley broke off metal it was attached to after results from a crooked pulley and multiple serpentine belt slips.
You're right in that the stress will be too great and it will come apart again. This is not something you can fix with glue. You will need to take off all of the broken parts and replace them with...
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
It seems my timing tensioner needs replacement. It wanted to confirm
The noise can be isolated to the serpentine belt circuit (versus other sources) by just disconnecting the drive belt and BRIEFLY running the engine. If the noise disappears, then the issue is obviously a rotating element in the circuit and/or...
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
What is the correct procedure for tightening the belt tensioner on a 2001 Chevy Monte Carlo? We put the new belt on.
The belt tensioner on your vehicle should have an automatic tensioner, however, some models have the manual tensioner. Tighten the tensioner to where the belt is tight but loose in the middle length area as about the width of the...
Question
2000 vw cabrio. How do I put tension on the power steering pump belt? Thanks
Your vehicle may be equipped with an automatic tensioner. If so, it will be assembly that is spring loaded and pivots to maintain a constant specified pressure on the belt. If it is so equipped, there might be a problem...
Question
Belt squeaks on start-up when cold or damp outside but squeak only last for few minutes
You should have the belt and tensioner checked to see if the belt is worn or stretched beyond its limit causing the tensioner to not keep it tight and allowing it to slip when damp or wet. Remove the belt...
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
Replaced alternator and all was well. One day went to start the car and it made weird noise then shuttered and died. The belt doesn't seem lose.
Check the drive belt and see if it has a glaze to it. If so, then the drive belt is stretched and needs replaced. A drive belt has a life span of about 25K miles. Having 40K miles on the...

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