Question: Can I Drive With A Broken Serpentine Belt?

What causes a serpentine belt to break?

Serpentine belt problems usually result from one of three causes: a defective belt tensioner; misalignment of a pulley; or, defective bearings in the tensioner, idler, or one of accessories driven by the belt (including the water pump).

Excessive cracking: Other than severe old age, defective tensioner..

What sound does a bad serpentine belt make?

screeching soundTo properly route and align the serpentine belt, many cars use pulleys, called the idler pulley, which spins on a bearing. When this bearing goes bad, it can produce a loud screeching sound and serpentine belt noise.

Can a bad serpentine belt cause check engine light?

A loose or worn belt will cause ticking or rattling noises, poor engine performance and overheating, usually triggering the check engine light. If the timing belt breaks, the engine can’t run — and on some engines that break can cause internal damage.

Can a slipping serpentine belt cause loss of power?

GRADUAL LOSS OF CAR BATTERY POWER One more crucial device driven by the serpentine belt is the alternator. It’s in charge of providing the car with electric power. … So, if it’s worn out, it will start slipping over the alternator pulley and the alternator won’t be able to produce enough electric power.

How serious is a cracked serpentine belt?

If the serpentine belt breaks And the electrical system will die — well, as soon as the battery dies from lack of power from the alternator. If the water pump is driven by the serpentine belt (it is often driven by the *timing belt), the engine might overheat as well. In short, the vehicle will stop working.

How expensive is it to replace a serpentine belt?

It is very inexpensive to replace a serpentine belt whether it’s broken or loose. The replacement cost is only going to be between $100 and $200 in most cases. The belt itself will cost between $25 and $80 while the labor costs will probably be between $75 and $120.

How long will a cracked serpentine belt last?

With that being said most serpentine/drive belts can last for a very long time before they need to be replaced. The lifespan of the belt will depend mostly on the type of material it’s made of. Older style belts generally last about 50,000 miles, while those made from EPDM can last up to 100,000 miles.

Will AAA replace a serpentine belt?

For a little extra peace of mind, consider signing up for AAA Roadside Assistance. If you should find yourself on the roadside with a failed serpentine belt, flat tire or other vehicle emergency, our skilled problem solvers are available 24/7 to provide help at your location.

What happens to a car when the serpentine belt breaks?

If a serpentine belt is broken, it can lead to a sudden loss of power assist for the steering system. … This happens because the serpentine belt keeps the water pump circulating coolant, also known as antifreeze, through the cooling system. This means that the engine can overheat anywhere, including the highway.

How hard is it to replace a serpentine belt?

The serpentine belt is relatively easy to replace. There will be a main tensioner pulley that maintains proper tension loading, or tightness, of the belt. The pulley is generally set apart and looks like an idler pulley; the pulley not connected to anything, doesn’t drive anything.

Will a new serpentine belt improve performance?

If your old belt was glazed and slipping, then yes. The new belt does not slip therefore everything is turning and generating at full capacity, hence the improvement you see. Not really. All of your accessories(power steering, air-conditioning, etc.)

How do you know if your serpentine belt is broken?

Symptoms of a broken serpentine belt include loud slapping, squealing or knocking noises coming from under the hood. The battery-shaped charging system warning light might also come on because the alternator will stop charging the battery. If a car has a hydraulic power steering pump, the steering will become stiff.

Can I replace a serpentine belt myself?

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. Just rotate the tensioner, remove the old belt and install a new one.

How often should you change a serpentine belt?

every 4 to 6 yearsThe serpentine belt “snakes” around several components of the engine, transferring mechanical power to nearly every critical part. Under normal conditions, the belt needs to be replaced every 4 to 6 years.

How long can a car run without serpentine belt?

around 70-90 minutesOnce it reads “normal” it only takes a short time before it gets too hot. The battery on the other hand, will happily run the car and accessories on average around 70-90 minutes without the alternator, provided you don’t have headlights or anything high-drain on.

Will a car start with a broken serpentine belt?

The short answer is yes, a car can start with a broken serpentine belt. Your serpentine belt is responsible for powering the accessories in your car so if your serpentine belt is broken or disconnected it would not prevent your car from starting.

Will a broken timing belt destroy my engine?

Although some cars can be driven for short distances after the timing belt snaps, driving on a broken timing belt can destroy your engine. … If the replacement belt in your car is fitted too tightly, this can cause a broken timing belt and cause the engine to be destroyed.