Showing articles & questions for topic
Batteries

Related articles

How To Jumpstart Your Car
A how-to guide to jumpstart your vehicle in the event of a dead battery. You'll need jumper cables, safety glasses, and a properly starting car.
How to Clean Battery Connections
Cleaning your battery connections, especially if the terminals are corroded, will help ensure the battery lasts longer and performs well.
How to Check a Car Battery
It never fails - you’re in a rush and the kids are throwing a tantrum in the backseat. You go to start your car and all you hear is a...
How to Diagnose a Car Battery Drain
It is safe to say that every car owner reading this has likely experienced that time where you were leaving your home or walking out to your sitting car,...
How to Change a Car Battery
Changing your car battery is a simple and easy automotive repair that you can actually accomplish yourself with the right preparation and a little physical strength. While most people realize...
How to Deal With a Dead Battery
If your battery appears to be dead, try a few steps to start your car before determining if it needs to be replaced or towed.
How to Care for Your Car Battery
How How to Care For Your Car Battery Your car’s battery tends to be neglected until there you have difficulty starting your car, and it is usually when the weather...
How to Fix a Car That Won’t Start
Having a car that doesn't start is frustrating. Try a battery test, fuel pump test, and check the spark plugs to help get your car started again.
How to Buy a Battery for Your Car
Your car battery is a storage device for the electrical power you need to start your car and operate your car’s options. If your car battery isn’t working as it...
How to Check Electrolyte Levels in Your Battery
Part of what makes a modern battery work so effectively is the ‘wet cell’ design they utilize. In a wet cell battery, there is a mixture of...
How to Change Battery Cables
Although simple in nature, battery cables are one of the most important components of a vehicle’s electrical system. They serve as the main connection between the vehicle’s main source of...
How to Use a Battery Charger
Most people who have been around cars for a good chunk of their lives have experienced the hassle and inconvenience associated with a dead battery. Sometimes it simply happens...
How to Buy RV Batteries
RV (recreational vehicle) batteries come in many different types, and what type is best depends on the useage and conditions the RV will be exposed to. Unlike cars, RV’s use multiple...
How to React If Your Battery Light is On
The battery light or charging warning light, available on the dashboard of your car, indicates malfunctioning or poor charging of the battery. This light illuminates whenever the...
Electric Cars and How They Work
Electric cars use an electric motor driven by a control unit. Their batteries are filled at charging stations and they produce no tailpipe emissions.
How to Attach a Car Battery-Mounted Power Cut-off Switch
Many people who store their vehicle for a length of time like to disconnect the battery from the electrical system of the vehicle. This prevents the vehicle from unintentionally draining the...
How to Replace a Key Fob Battery
Key fobs allow easy access to your car. Once the key fob battery is weak or dead you'll lose your fob's ability to control remote functions.
10 Best Miniature Jumper Packs For Your Car
Jumper cables and jumper packs charge your car battery when it needs a boost. The NOCO Genius Boost Plus is the best spark-proof, miniature pack.
3 Ways to Increase Car Battery Life
Car battery life is 2 to 6 years. Extend the life of your car battery with regular maintenance and turning off the headlights when the engine is off.
How to Replace a Car Battery Temperature Sensor
The battery has a battery temperature sensor that can fail if the Check Engine Light comes on, the battery voltage is low, or the RPM curve surges.

Related questions

Question
There's no power going to main fuse box on 2015 silverado 1500 lt
Hello, thank you for writing in. The first step is checking the charging system for any obvious issues. Double check the battery cables are clean, dry, and tight. Make sure the new battery is fully charged. Then make sure the...
Question
Interior lights work but car won't start and power locks won't work 97 Honda passport
You possibly have a dead battery. Batteries that are "partly" dead can often still run lights, dash lights and so forth but will not have enough power to run the starter motor and start the car. The very first thing...
Question
Lock / unlock buttons not working on key fob.
The key fob may have some broken buttons or the battery could be dying out causing the buttons to not function. If the key fob has been dropped, a contact point inside the electronics on the key fob could have...
Question
Loss of electrical power while driving but engine still works.
Check the battery on the vehicle and see if it is holding a charge. If the battery have a charge, then check the battery for a load. If the battery cannot hold a load, then the battery needs replaced. Check...
Question
I have a 2006 Mustang and it will not start just make a clicking noise. 2006 Ford Mustang
Hello - your symptoms, primarily the dim headlights, indicate a weak battery or poor battery cable connections. Check the battery cable connections for clean (no corrosion), tight connections. If using a jumper cable or battery provides successful startup, this is...
Question
I have changed battery. I think I put non compatible battery initially and it's start car alarm loud not turned off with remote ac
As long as the nominal voltage of the battery is 12 volts, it's compatible. Of course, you need sufficient energy storage capacity, too, which in your case is probably around 850 cold cranking amps. As long as you did not...
Question
Why do my battery saver mode light comes on
Hello, thank you for writing in. The light is telling you the computer is shutting off accessory electronics to save battery life due to low voltage. The light may be remaining on because the warning was not reset, the battery...
Question
When my van sits overnight it won't start until I jump it.
Check the battery for any parasitic load applying to it. To do this, make sure that the battery is fully charged and remove the negative battery cable from the battery. Then put a digital meter cables on the negative battery...
Question
Digital speedometer screen is blank on 2016 Colorado. How do I get it back?
Check the condition of the car battery and see if the voltage and amperage are weak. A weak battery will cause multiple electrical issues including turning of the Instrument Panel Cluster gel pads. If the battery is new or in...
Question
When my alternator went out, could it have killed my battery?
Hello, thank you for writing in. The symptoms you are having are classic of a failing alternator. While the battery can be damaged and fail due to the vehicle relying solely on it for power while running, you will want...
Question
All my warning indicator's are on and the car won't start 2008 Chevrolet Malibu
Hi there - the security system is intentionally invoked after a battery replacement. Turn the ignition key to the "On/Run" position, and leave it for 10-15 minutes in this position. The security light will go out, then you can start...
Question
Can I buy a Battery for my 2011 BMW 328i from anywhere and IF so would I need to take it to BMW to reprogram it?
There is only one battery approved for replacement into this car and is only at the dealer and then will need to be programmed into the computer at the dealer only. If you put in the wrong or not approved...
Question
I've got a 97 Taurus. The other day, I would turn the key and the engine would turn slowly but not start. All of the lights and ra
You should have the battery tested after running the engine to try and charge it up. Have battery load tested to see if it can hold a load and replace it if it cannot. Then have the charging system checked...
Question
Hello. I accidentally left my 2 liter 1987 mercedes 190E car key on the accessory position in my garage and I will return in a few
Hello, thank you for writing in. The vehicle's battery will likely be dead. Even if the vehicle has less electronic components sucking battery power, there are some. Even when the vehicle is off and sits, the clock can drain the...
Question
Putting in a new battery but the horn, lights, and wipers come on and won't stop.
Check the light switch, the horn switch, and wiper switch. If the switches are not working, then they will need to be replaced. If the switches are good, then there is a loose or broken ground wire on the steering...
Question
I have a 1999 dodge Durango and my problem is I could be driving down the road or sitting at a stop sign and it will cut off.
Hi there. If you can hook up jumper cables to your car for a few minutes, then your engine runs fine, then the battery needs replaced or charged and the alternator checked. If the alternator is working properly and has...
Question
Losing amperage.
Hi there. The battery is not holding a good charge. The following is a rating scale for a charge on a battery: Battery Charge 100% - 12.6 V 80% - 12.4 V 60% - 12.2 V 40% - 12.0...
Question
Lately, my car's starter doesn't give that starting sound anymore. Rather, i would hear a faint sort of "YAY" sound, and I would r
You should have your battery and cables cleaned and serviced first. Then have the battery load tested and then if it still turns slow then you will need to replace the starter. You may just have a weak battery that...
Question
Negative battery terminal sparks/smokes no power to car
Hi there. Check the condition of the starter wires when they were installed. See if the small remote wire on the starter solenoid is touching the main battery cable wire on the starter solenoid. If these two wires were to...
Question
Where is battery on my m-b c350.
Hi there. The battery in your vehicle is located on the left side of the vehicle behind the strut tower and in front of the firewall under a cover. If you need further assistance with your battery location, then seek...

Need a mechanic?

Our certified mobile mechanics make house calls in over 700 U.S. cities. Fast, free online quotes for your car repair.

Get a quote

Post a question and get free advice from our certified mechanics.


Ask a question