How can I stop the belt squeal in my Jeep?
How can I stop the belt squeal in my Jeep?
The serpentine belt was replaced at the same time as the water pump. Spraying the tiniest amount of lubricant (of any sort – WD-40, silicone lube, white grease) on the belt will stop the noise temporarily, but it usually starts again by the time I get the hood closed and get back in the car.
When do you need to replace serpentine belt tensioner?
If you see more, the dampening mechanism is worn and the tensioner must be replaced. If the serpentine belt tensioner arm moves more than 1/32″ while engine is running, the vibration dampener in the tensioner is worn out.
How can I tell if my belt tensioner is worn?
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″. If the tensioner arm moves more than 1/32″ the dampening mechanism is worn and the tensioner must be replaced. The sign of a good tensioner is to only see 1/32” movement.
What causes a belt tensioner pulley to squeak?
Tensioner pulley wear will cause your pulley to squeak. A worn out pulley bearing or a worn spring in the tension pulley can also cause squeaking or a chirp. I show you how to use water to identify what type of squeak problem you have and then how to find the problem.
The serpentine belt was replaced at the same time as the water pump. Spraying the tiniest amount of lubricant (of any sort – WD-40, silicone lube, white grease) on the belt will stop the noise temporarily, but it usually starts again by the time I get the hood closed and get back in the car.
When to replace a tensioner on a belt?
On systems equipped with an automatic tensioner, the tensioner pulley should turn freely without binding, the tensioner arm should move smoothly through its entire range of motion and there should be adequate tension. Replace the tensioner and /or pulley as required
When did I replace the serpentine belt on my Jeep Cherokee?
In the last few months I have replaced the water pump, idler pulley and the alternator is new. The serpentine belt was replaced at the same time as the water pump.
How does a serpentine belt tensioner work?
Most modern vehicles use a serpentine belt to run the engine accessories such as the power steering, air conditioning and alternator. The belt routes around the pulleys in a serpent-like manner, hence the name. A belt tensioner that consists of a bolt plate that mounts on the engine, a spring-loaded arm and a pulley applies tension to the belt.
