How often should I replace my tensioner belt?
How often should I replace my tensioner belt?
This is a good way to detect early warning signs of any possible problems. It should be noted that the drive belt itself will most likely need replacing before the tensioner does. Drive belts typically last anywhere between 40,000 and 70,000 miles.
Why do I need an automatic belt tensioner?
The automatic tensioner has a coil spring inside that applies just the right amount of force against the belt to keep it tight. The tensioner also provides a little “give” so it can absorb and cushion shock loads on the belt that occur when the A/C compressor clutch cycles on and off.
When to replace idler pulley and belt tensioner?
If the automatic belt tensioner has failed (and the engine has a lot of miles on it), it’s probably a good idea to replace the idler pulley (s) at the same time. Why? Because the shaft bearings on all the pulleys will have the same amount of wear.
What happens if you have too little tension on your belt?
Belt tension is critical. Too little tension may allow the belt to slip and squeal. Slippage also causes the belt to run hot and age prematurely. If the belt is really loose, it may come off of its pulleys.
Can a bad a / C belt tensioner be replaced?
Both noises point to a bad A/C belt tensioner. With basic tools and little time, you can replace the tensioner in your Silverado quickly in the comfort of your own garage. This article applies to the Chevrolet Silverado GMT800 (1999-2006).
How long does a drive belt tensioner last?
Drive belts typically last anywhere between 40,000 and 70,000 miles. There aren’t a lot of warning signs that a drive belt tensioner has hit the end of its lifespan, in fact there is really only one. Once you start to hear a grinding or squeaking sound coming from your engine, it’s time to have the drive belt tensioner looked at.
If the automatic belt tensioner has failed (and the engine has a lot of miles on it), it’s probably a good idea to replace the idler pulley (s) at the same time. Why? Because the shaft bearings on all the pulleys will have the same amount of wear.
How to diagnose a belt tensioner Ricks free auto repair?
As the idler roller bearing wears it makes a high pitched screeching sound. Turn on the A/C and run the engine at idle speed. Then shine a flashlight on the roller/pulley at the end of the belt tensioner arm. The tensioner arm should only move about 1/32″.
