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alternators

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Symptoms of a Bad or Failing Alternator
Common signs include having to jump start the car frequently, dim lights when operating the vehicle, or the Battery Light coming on.
How Long Does an Alternator Belt Last?
Your car’s alternator is what delivers energy to your vehicle’s battery. It works by means of converting mechanical energy to electrical energy, taking power from the engine’s crankshaft and delivering it to...
Symptoms of a Bad or Failing Alternator Belt
A failing alternator belt can cause the Battery Light to turn on, dimming or flickering lights in the car, and engine stalls.
How the Alternator Works in Your Car
Your car alternator, at its most basic, is what works along with your battery and the rest of your charging system to keep your car running. When you start your car, you’re running on battery...
How to Test Your Alternator
Having your alternator fail can leave you stranded on the side of the road....
How Long Does an Alternator Last?
Your alternator is a vital component in your car. It recharges your battery, using engine power, and...
What Does the Alternator Warning Light (Battery Warning Light) Mean?
The alternator warning light means there is an issue with powering the battery. This could be due to the alternator becoming worn out.
A Mechanic's Guide to the Parts of a Car
Modern cars have many different parts and features, including catalytic converters, anti-lock brakes, four-wheel drive, and keyless ignition.
Alternator or Car Battery: How to Tell Which Part Is the Problem
When you need to go somewhere and your car won’t start, it’s not unreasonable to think that you could have a car charging problem. A jump start might fix it in the short...
Can a Car Battery Overheat in Hot Weather?
Hot weather can cause battery fluid to evaporate and make it hard to start your car. Battery overcharging decreases the lifespan of your battery.
How Does a Mechanic Check a Car Alternator's Volt Output?
Have you ever wondered how a mechanic checks your alternator? It’s not something that has to be done all that often, because usually alternators are maintenance-free, and they can last for up to 12 years without needing repairs....
How to Buy a Good Quality Alternator
The alternator is one of those parts that, when it malfunctions, can leave you high and dry by the side of the road. This essential component of your vehicle’s systems turns mechanical energy into electrical...

Related questions

Question
Alternator is overheating...had it tested and was told everything looked good. What would cause this problem?
Hello, thank you for writing in. The charging system is rather simple including the alternator, battery, and the cables. If you have tested the alternator off of the vehicle, there may be another component in the system that is causing...
Question
Is my alternator's amperage important? How can I know my alternator's amperage?
When you go to parts store to get or call for the alternator to be replaced you will then be given the options that the car may have. Some vehicles will have standard or an optional size installed depending on...
Question
Shut down while driving
Hello, thank you for writing in. It certainly sounds like the vehicle is losing electrical power, which is an almost definite sign that the alternator has failed. It is solely responsible for providing electrical power to the vehicle while driving....
Question
My service charging system battery light is on after replacing my alternator with a brand new one. It is not charging my battery.
Hello, thank you for writing in. Several things may be going on. The installation of the new alternator needs to be verified, focusing on the electrical connections and the drive belt. Make sure the connections are clean, dry, and tight....
Question
On 2006 dodge charger how long is the power cable from alternator to starter
The alternator cable on this vehicle and engine is specialized. It has a built in fuse link that is designed to prevent shorts if the system is shorted out. You could replace the cable with a larger cable but would...
Question
New radiator, which was installed incorrectly and overheated my car. Now my alternator is going out could this be related?
Overheating can damage many engine components such as the thermostat, crankshaft position sensor, and so forth. Overheating does damage alternators but the overheating in alternators is typically caused by electrical overloads, that is too much current flowing through the alternator....
Question
Car dies while driving
Hello, thank you for writing in. The vehicle can stall for many reasons. You are going to want to start with the most common causes, or do some further testing. To start, the fuel pump may be going out and...
Question
Car won't start even after a jump. Things turn on, engine cranks but won't start.
The problem sounds like the battery is too low to crank the engine and was most likely caused by the alternator not charging. You should have battery fully charged for at least 15 minutes and then see if it cranks...
Question
Idk
Hello, thank you for writing in. When a vehicle has alternator issues, the entire car is forced to run off of the battery. As you can imagine, this stresses out the battery and can cause it to prematurely fail. Start...
Question
why is battery and brake light on?
Hello, thank you for writing in. The battery light and brake light often illuminate together when your alternator has failed. You can verify this easily by scanning for diagnostic codes. These are codes that pertain to the warning lights, and...
Question
Car won't stay charged for some reason
Claimed by Jeff Engstrom
Question
I have a 2009 Scion xB and replaced the alternator. The engine is slightly shaking drove it around and the car was turning off on
Hello, thank you for writing in. As to the alternator wires, we cannot determine if they are connected correctly without an inspection. A weak electrical supply would cause the engine to run poorly. The air conditioner may or may not...
Question
My Honda 2009 just got a new battery and new alternator 2 weeks ago. Now car starts but then shuts off in 10 seconds.
If the alternator is not a factory new or remanufactured then you may have an alternator that is not communicating with the computer and needs computer scan to check it and replace alternator with new one that is compatible with...
Question
Having problems removing the long bolt in bottom of alternator. I took off the nut and tapped it out til it hit inner fender. 2007 Hyundai Elantra
Hi there. In order to get that bolt out the engine will need to be lifted in order to get clearance. If you do not lift it then it will not come out. You should get some help from a...
Question
1999 chevy K150 suburban electrical problems
Hello, thank you for writing in. There are several components that will attribute to electrical issues like this. Generally speaking, when you have issues with several electrical systems at once, and not just one or the other, the charging system...
Question
I recently got a new battery and starter with in a month for my 2006 bmw 330i. Now the car won't start and key buttons won't work.
Hello, thank you for writing in. To remove the key from the ignition, you are going to want to disconnect the battery. The electronic sensors that register you are in park and allow the key to come out are not...
Question
Will a faulty alternator effect the transmission?
If you have a faulty alternator and the vehicle battery gets low on voltage then the computer may not shift the transmission gears correctly and cause other drive symptoms like stalling or surges and rough shifts. Engine and transmission may...
Question
no high beams
You should first have the charging system checked to make sure it is not overcharging since these alternators are known to have this problem. If an overvoltage condition is present it could have blown the high beam circuit inside bulb....
Question
Is There a video showing how to do this
Hello, we do not have repair videos available at this time. We do offer the service to come out and replace the alternator for you, and you can find out more about that here. Otherwise, look to the internet and...
Question
I have a GS Lexus 400 1994 alternator needs be replaced but GS 400 not pulling up need a quote on fixing
Hello, thank you for writing in. The submodel you are looking for may not be on our website at this time. There are a couple of options from here. One, you can use a similar submodel to get an idea...

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