Skip the auto shop - Our mechanics make house calls

Q: Bad battery.

asked by on

My battery is not holding a charge for some reason.

As batteries get older they start to lose their ability to maintain a full charge, this is known as a sulfated battery, it will need replacement.

Was this answer helpful?

Need advice from certified mechanic? Get help now!

Over 1000 mechanics are ready to answer your question.
The statements expressed above are only for informational purposes and should be independently verified. Please see our terms of service for more details

Ask a Mechanic
(100% Free)

Have a car question? Get free advice from our top-rated mechanics.

Ask A Mechanic
Over 10,000 questions answered!

Get an instant quote for your car

Our certified mechanics come to you ・Backed by 12-month, 12,000-mile guarantee・Fair and transparent pricing

Get a quote

What others are asking

Q: I just purchased a Lexus gs450h 2007 on Friday and already it says check hybrid system I got it scanned and it says battery determine.

Hi there. When the warning message comes on for the Hybrid battery, then either the battery could be low on charge or the battery may have a burned cell. I recommend seeking out a professional, such as one from Your...

Q: shift stuck in park

A number of things can cause the shifter to stick in park. First check the basics like fuses. Make sure they are all good, especially the brake light fuse. If the fuses check out, then it can be an electronic...

Q: Car jerkin at 40 50mph wen i re hit the gas it goes away..but no service lights are on

An issue like this is not unusual and can be resolved if you request an engine diagnostic. During such a diagnostic, the certified mechanic would come to your location and run through all the possible causes of engine misoperation at...

Related articles

How Long Does a Distributor O Ring Last?
The distributor is part of the ignition system in your vehicle and its purpose is to route high voltage from the ignition coil to the spark plug. The spark plug then...
P2428 OBD-II Trouble Code: Exhaust Gas Temperature Too High Bank 1
P2428 code definition A P2428 trouble code signifies that the PCM has detected a problem in the exhaust gas temperature sensor circuit in bank 1, which subsequently contains the number one...
P2103 OBD-II Trouble Code: Throttle Actuator Control Motor Circuit High
P2103 means there is a fault with the throttle actuator control motor circuit, likely due to a defective electrical component or part.