Diyvehiclerepair
- What causes an idler pulley to go bad?
- Why does my belt squeal when I brake?
- What does a worn idler pulley sound like?
- How much does it cost to replace an idler pulley?
- How long does it take to replace an idler pulley?
- Is the idler pulley on the alternator?
- Can a bad idler pulley cause alternator problems?
- Why does my car squeak when I drive but stop when I brake?
- Can a belt tensioner making noise?
- Can you drive with a bad idler pulley?
- Can a bad idler pulley cause misfire?
- Is a tensioner pulley the same as an idler pulley?
What causes an idler pulley to go bad?
Every idler pulley ages as time progresses simply because it spins along the belt, creating wear on each part. Such wear decreases tension that can cause significant belt slippage.
Why does my belt squeal when I brake?
Worn/Cracked Serpentine Belt – Serpentine belts have grooves which fit into grooves in the pulleys. Over time, the friction wears down these grooves, resulting in a loose fit. A worn belt can, therefore, begin to slip, which is one of the causes the squeal. Alternatively, cracks can cause the belt to snap.
What does a worn idler pulley sound like?
When the grooves on the belts are not holding on to the pulleys, you will hear a noise coming from the engine. They will make a rattling sound if the bearings are worn out. They will remove the belt from the pulley and try to move it on their own. ...
How much does it cost to replace an idler pulley?
The cost to replace the idler pulley of your driver belt will usually be somewhere between $80 and $200. The cost for the new part should only be anywhere from $40 to $90, while the cost of the labor will be anywhere from $40 to $110. These prices do not include added taxes and fees charged by the auto shop.
How long does it take to replace an idler pulley?
If you are doing the job at home, give yourself about four hours to change all the parts. You will need the following tools and parts: Replacement idler pulley.
Is the idler pulley on the alternator?
The idler pulley is a common part that's found on the majority of the vehicles on the road. Its primary function is to provide tension and guide the engine drive belt. These belts wrap around the various parts of the engine such as the power steering pump, alternator, water pump etc...
Can a bad idler pulley cause alternator problems?
Alternators are DRIVEN by the serpentine belt. All that happens when the belt disappears or pulleys seize is the alternator stops turning; there is NO possibility of damage to the alternator.
Why does my car squeak when I drive but stop when I brake?
The brakes in your car are part of the braking system that ensures efficiency. These system components, such as the disc, rotors, and calipers, may become loose, making your vehicle squeal when you brake. Some squeals require cleaning, lubrication, tightening, or replacement.
Can a belt tensioner making noise?
1. Grinding or squeaking noise from the belts or tensioner. The most common symptom of a bad or failing drive belt tensioner is noise from the belts or tensioner. ... It is also possible for the tensioner pulley or bearing to wear out, in which case the vehicle will produce a grinding noise from the pulley.
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.
Can a bad idler pulley cause misfire?
As far as I know, nothing that has anything to do with the idler pulley could cause the engine to misfire. It's just too much coincidence that something else would go bad immediately after this repair.
Is a tensioner pulley the same as an idler pulley?
The primary distinction between tensioners and idler pulleys is the presence of an adjustable bolt. Tensioners are positioned on the bolt through mounting. Idler pulleys are not mounted to an adjustable bolt. ... However, if bearings fail, tensioner and idler pulleys both require replacement.
