Quick Answer: How Long Do Alternator Belts Last?

Is timing belt same as alternator belt?

Timing belts synchronize the movement of the crankshaft and the camshaft as a main components for the engine, while the drive belt drives the engines accesories such as air conditioner, power steering pump, water pump, alternator, etc.

A drive belt is cheap while a timing belt is expensive..

Can I drive without alternator belt?

You can drive your car without either of those belts. However, you won’t get very far without the belt that turns your alternator. … This will drain a car’s battery fast. Once the car is running, the alternator supplies supplies juice for these functions, AND recharges the battery.

What causes alternator belt to break?

The most serious failure is when the serpentine belt breaks completely. This is usually the result of a belt in poor condition, or a problem with one of the accessory components being driven by the belt. A failed bearing in a pulley being driven by the serpentine belt will also cause the belt to break.

What are the 3 belts in a car?

Belts & HosesTiming Belt. The timing belt is a notched rubber belt that allows the crankshaft to turn the camshaft. … Serpentine Belt. Serpentine belts, also known as drive belts, provide power to the air conditioning compressor, power steering pump, cooling fan, air injection pump, and more. … Hoses.

How long can I drive with a bad alternator?

How long can you drive a car with a bad alternator? The answer is as long as your battery has power still stored. Once your alternator has stopped working, your vehicle starts to take the energy it needs from the vehicle’s battery.

How much does it cost to fix alternator?

Waits says the average price to replace an alternator with a remanufactured one is $400, while Gunning adds that a remanufactured alternator on a typical, domestic car, costs about $300 to $500, including parts and labor. The price of a new alternator can run from $500 to $1,000.

How much does it cost to fix engine belt?

Replacing a timing belt for preventive reasons typically costs $500 to $900. However, replacing a broken timing belt may cost up to $2,000 or more if it caused damage to the valves, pistons or water pump.

How often do serpentine belts break?

Most serpentine belts generally last between 50,000 and 100,000 miles. Eventually, your car’s serpentine belt will wear down from continuous exposure to heat and friction and will need to be replaced.

Will a new serpentine belt improve performance?

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.)

What does a broken alternator belt sound like?

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.

What belt is connected to the alternator?

serpentine beltThe serpentine belt – is used to drive several components attached to the engine. It drives the alternator that powers the electrical system and recharges the battery. It also drives the power steering pump, the air conditioning compressor, and the water pump.

How do I know if my alternator belt is bad?

Symptoms of a Bad or Failing Alternator BeltBattery light is on. When the battery light on your instrument cluster comes on, you will need to pay attention. … Dimming or flickering interior lights. The lights on the inside of your car are used primarily during the nighttime hours. … Engine stalls.

How long do serpentine belts last?

60,000 to 100,000 milesSerpentine belts are built to last—much longer than before because of advancements in rubber technology. Under ideal conditions, a belt should stick with you for an average of 60,000 to 100,000 miles. Pretty impressive. However, some belts are manually tensioned and may need to be adjusted.

How long does an alternator last for?

about seven yearsThe battery’s job is to start the car, and the alternator keeps it running.” Gunning says an alternator typically lasts about seven years — or about 100,000 to 150,000 miles, says Waits. Some mechanics, though, say they typically see alternators last about 80,000 miles.

Is a timing chain better than a timing belt?

Most automakers recommend replacing the timing belt every 60,000 to 105,000 miles. Timing chains are heavier and more complex than timing belts, but they also last much longer. Really, unless there’s a problem, timing chains don’t have a replacement interval.

How can I tell if I need a new alternator?

6 Symptoms of a Failing AlternatorThe indicator light. … Headlights are dim or flickering. … Other electrical failures. … Strange noises. … Car stalls or has difficulty starting. … Battery dies.

How much does it cost to replace an alternator belt?

The replacement cost of an alternator belt is typically between $100 and $200. The part cost is between $25 and $80 while the labor cost is between $75 and $120. The true replacement cost will depend on how long it takes the mechanic to access your alternator belt.

How far can you drive without a alternator belt?

Eight miles may be OK, but your battery only has at most 35-45 AH (amp hours) of reserve capacity when fully charged. It’s using about 15-20 amps when running; while in theory you could drive for about two hours, if the battery is weak or not fully charged it could be a lot less.

What happens if you drive with a broken alternator belt?

This can lead to a sudden lost of power assist for the steering system, leading to the steering wheel all-of-a-sudden becoming very hard to turn. A broken serpentine belt may stop the water pump from circulating coolant through the cooling system, causing the engine can overheat.

Can I run a car without an alternator?

The car will only run until the battery is dead if the alternator quits, which might be 5 minutes, might be 30.

How often should you replace your alternator belt?

3-4 yearsUsually, you can expect your alternator belt to last 3-4 years. You should have it inspected regularly – a good rule of thumb is to have your mechanic check the alternator belt whenever you have an oil change. Signs that your alternator belt needs to be replaced include: Fraying, cracking or looseness.