Should you replace idler pulley with serpentine belt?

Should you replace idler pulley with serpentine belt?

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.

How important is a drive belt tensioner?

A drive belt tensioner is an important component as it is what keeps the belt properly tensioned so that it can properly drive the vehicle’s accessories.

When should a belt tensioner be replaced?

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.

Can you replace the pulley on a belt tensioner?

More often than not, just the pulley goes bad on the tensioner, not the whole tensioner, and for most vehicles, you can purchase and replace the pulley instead of the tensioner itself. The pulley should be replaced if it has a lot of resistance when you spin it.

Is it hard to replace a belt tensioner?

Serpentine belt replacement is easy because today’s automatic drive belt tensioners eliminate the need to loosen bolts or pry components into position for retensioning. When the belt ribs are seated into the pulley grooves, release the tensioner and you’re done.

Is it bad to drive with a bad tensioner pulley?

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.

How often should a belt tensioner be replaced?

Typically automobile experts advise a serpentine belt replacement or even a serpentine belt tensioner replacement once every three or four years, or after every 36,000 to 48,000 miles. This helps guard against unexpected belt failure which can leave you stranded and severely damage other engine components.

Do I need to replace the belt tensioner?

some front wheel drive vehicles need to have the engine supported before tensioner removal.

remove engine mount retainer nuts.

the engine will become loose during this step.

Once all mounting bolts and nuts have been removed the engine mount can be removed.

How do you remove a tensioner pulley?

Hold the tension from the belt, and slip the belt off the auto tensioner pulley to remove the belt and pulley system. Slowly release the tension to avoid damage or injury, and then remove the tool from the belt auto tensioner.

Is my belt tensioner bad?

A bad belt tensioner is a likely cause of belt damage. However, if your belt is old and has not been replaced in several years, it might just be normal wear and tear. Push down on the middle of the belt while the engine is off and the components are cool enough to touch.