What does the auto tensioner on a serpentine belt do?

What does the auto tensioner on a serpentine belt do?

The auto tensioner and its pulley is a spring-loaded device that keeps the serpentine belt tight. Its pulley is usually smooth while the other pulleys are grooved.

When do I need to replace my tensioner belt?

If you have a newer vehicle, your tensioner and belt needs to be replaced regularly according your vehicle manual. At O’Reilly Auto Parts, we have tensioner assemblies for most makes and models. Explore our options and find a tensioner assembly that can fit your vehicle.

How do you reinstall a serpentine belt on a pulley?

Belt Installation Reverse the procedure to reinstall the serpentine belt on the pulley system auto tensioner. Be careful to get the belt on the the other pulleys and aligned properly on all parts of the complicated routing, then apply the tool to allow the belt to be slipped onto the tensioner pulley.

How does a tensioner work on a car?

When autocomplete results are available use up and down arrows to review and enter to select. Touch device users, explore by touch or with swipe gestures. The tensioner in your car puts pressure against the serpentine belt to keep it from slipping on the engine pulleys.

The auto tensioner and its pulley is a spring-loaded device that keeps the serpentine belt tight. Its pulley is usually smooth while the other pulleys are grooved.

What’s the best way to remove a serpentine belt?

Its pulley is usually smooth while the other pulleys are grooved. The way to remove tension will be to pivot the tensioner using a tool (1) on the nut of the tensioner pulley, or (2) a special tool-lug outcropping from the tensioner or (3) in a square opening in the bracket of the tensioner pulley, cover or cap that protects the spring.

When do you know you have a serpentine belt problem?

This sound is the first warning of a serpentine belt problem to come, especially if it’s present all the time. It’s a weak, sometimes barely noticeable squeaky sound that may even disappear when you start to drive or the engine heats up a bit.

Where do I find the serpentine belt routing diagram?

Find the serpentine belt routing diagram. Many cars come with a sticker in the engine bay that shows exactly how the serpentine belt is supposed to be routed through the various pulleys on the engine. If your vehicle does not have a sticker, you will need to find another way to remember how the belt should be run.

Its pulley is usually smooth while the other pulleys are grooved. The way to remove tension will be to pivot the tensioner using a tool (1) on the nut of the tensioner pulley, or (2) a special tool-lug outcropping from the tensioner or (3) in a square opening in the bracket of the tensioner pulley, cover or cap that protects the spring.

Find the serpentine belt routing diagram. Many cars come with a sticker in the engine bay that shows exactly how the serpentine belt is supposed to be routed through the various pulleys on the engine. If your vehicle does not have a sticker, you will need to find another way to remember how the belt should be run.

This sound is the first warning of a serpentine belt problem to come, especially if it’s present all the time. It’s a weak, sometimes barely noticeable squeaky sound that may even disappear when you start to drive or the engine heats up a bit.