How do I adjust the tension on my engine belt?

Locate the adjuster bolt on the belt tensioner used to secure the serpentine belt, and adjust the tension by loosening or tightening the adjuster bolt with a racthet and socket while you simultaneously move the belt back and forth gently to find the proper tension.

What does a failing timing belt sound like?

A failing bad timing belt sounds like a ticking noise in front of your car when it starts wearing out. If the belt eventually breaks, it will give a whining noise when trying to start the engine. A whining noise sounds like no compression in the engine.

What does a loose belt sound like?

A loose drive belt will often be noisy, squeaking a bit, or emitting a high-pitched squeal. The most obvious sign of a loose drive belt, though, is in its appearance and tension. Belts are used to rotate components on the engine assembly, such as a coolant pump (water pump).

What problems can a slipping belt cause?

If your serpentine belt is failing, you may notice performance issues with your vehicle. The vehicle may frequently overheat. Your air conditioning or power steering may fail to work or not work properly. You may notice your vehicle battery failing to recharge if the alternator is affected by a bad serpentine belt.

How do you diagnose a bad idler pulley?

Signs of a Bad Idler Pulley

Squealing. When the engine is idling, a bad pulley may make a squealing sound.
Frozen. The bearings in a pulley may cause the pulley to freeze or in some cases hard to spin.
Belt Travel.
Pulley Mounting.

Can you drive with a bad idler pulley?

So, how long can you drive with a bad idler pulley? The safety recommendation is not to drive the car at all and take it to a mechanic immediately. You should be concerned if the vehicle makes squeaking or rattling noises. The car can still run for months or break after a few days.