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Because alternators eventually wear out - just like most other car parts !
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∙ 13y ago
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Car cuts out when stopping?
It may be that you need a new alternator.
Why would your NEW car need a NEW alternator?
Any part can be defective even a new part. They are made by man therefore mistakes can and are made in their construction. Just be thankful it failed while the car was under warranty.
1999 grand am se Check the altinator to see if it's charging the battery?
First start the car then pull off the positive on the battery if the car dies than you need a new alternator if the car keeps running u may need a new battery. A word of caution, testing an alternator that way can cause damage to the alternator. The alternator needs power to make power unlike the old generators from the past.
When driving 97 ford explorer while accelerating car shuts down then battery clicks?
Your alternator is probably not keeping the battery charged while the car is running. You need a new alternator!!
Why after putting in a new battery in your 92 park avenue is the low voltage light still on?
The car may need a new alternator.
How do you know when you need an alternator?
A new battery or one that tested good is in the vehicle and the car is still losing power. the alternator is what charges the battery while the vehicle is operating.
How do you tell if your alternator is bad on a 1989 Honda prelude?
if your car will not stay charged, try running radio lights and all sorts of things that plug in to ac plug and if your car dies you need a new alternator
What would cause your battery to drain of all power in 96 Nissan Sentra?
When the alternator goes bad or goes out completely, the car's battery will be drained. I suggest you pull the alternator and have it tested. If the alternator is bad, you will most likely need a new battery as well. The cost is around $200.00.
Do you have an alternator fuse in a fiesta td?
i need help with my new alternator.
Grinding and squealing noise from car?
More likely the bearings in your alternator wearing out. Get a new alternator.
What do you do if your car is over charging the battery?
the regulator in your alternator must be in trouble remove the alternator and take it to an alternator repair shop or fit a new alternator
New alternator new battery why does car not start?
Does it crank over fine?
