Alternator how long

Alternators certainly last longer than car batteries. On average, you can expect your car alternator to last between 5 and 8 years. But it really depends on how often you drive, what model year your vehicle is, and how many miles you put on your vehicle. For most car owners, expect to get somewhere in the range of 60, to , miles on their alternator.

Newer cars, especially those known for their reliability such as Honda, Toyota, and Lexus will be on the higher end of that range while older vehicles or economy cars will be near the lower end. Some car manufacturers may even claim their alternators last the lifetime of the vehicle. It can be tricky to know when your alternator is failing. Like any part of your car, the alternator is not meant to last forever.

Often, it can go out without much warning. But there are a few subtle signs you can watch out for that can let you know when you should have your alternator checked out. First, it is important to cover some basics of how an alternator works. The alternator is located on the engine itself and plays the critical role of providing power to the battery.

Growling or Whining Noises Cars make a ton of odd sounds — some are harmless while others can indicate serious mechanical problems. Smell of Burning Rubber or Wires A foul odor of burning rubber or wires could indicate that parts of your alternator are starting to wear out. Alternator Service with a Smile If your car's electrical system is giving you grief, it may be time to check the alternator. Up Next. Your alternator does W-O-R-K.

Learn what an alternator does, plus how to spot car alternator problems with help from Firestone Complete Auto Care. Coolant is one of your vehicle's essential fluids.

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Learn more. A vehicle ignition system relies on the battery and alternator to function. The battery starts your car and also supplies power to electrical systems as you drive.

Your alternator then supplies a continuous charge to the battery to replace the energy used. If your alternator goes bad, your battery will not be recharged as you drive along. Eventually, your vehicle will stop, as the battery finally gives up. But how long does it take to get to that condition? The type of engine, how modern the car is, the number of electronic systems in the car. If it is dark and you need to use the headlights, then the battery will become flat much quicker.

Plus, of course, the condition of the battery. Estimating the time a battery will last is very difficult. There are so many factors involved. The two vehicle types described below may help you:.