Does It Matter What Battery I Put In My Car?

It is important that your car battery fits snugly and securely in its battery tray. A car's battery tray will vary in size depending on the manufacturer, but most are designed to accommodate batteries of a specific group size. Your car's battery group size can be found in the battery section of the owner's manual.

Will the wrong size battery damage a car? Installing a larger-capacity battery changes the currents, which could lead to spikes and surges that may damage the on-board computer or fuse panel. You have a lower chance of damaging the computer, but with alternator failure, damage is still a possibility.

what happens if you put the wrong size battery in your car?

Placing the wrong battery size to your vehicle may create changes in the flow of currents. For example, you set a larger battery size to your car; the difference in current may cause spikes and surges that could damage the computer onboard or the panel for the fuse.

Can a battery be too powerful for a car? As several people have stated, no, a larger battery will not harm your alternator (or other electrical components), provided that it is putting out the correct voltage. When you use a larger battery, your car's electrical systems don't automatically start pulling more current simply because it's available.

how do I know what battery to buy for my car?

In order to find the right battery for your car, you'll need to know the group size.

Can I replace car battery with higher CCA? Replacing a car battery is not as straightforward as it once was. And the higher the cold cranking amp rating of the battery, the better it is for your car. But, don't get that confused with cranking amps – CA. See, cold, cranking amps – CCA, cranking amps – CA.

can any battery go in any car?

Member. Any battery will work as long as it has the minimum Cold Cranking Amps needed for your car and will physically fit in your battery tray. If it's too big for the tray you can always mount it in the trunk.

Are Walmart car batteries any good? Users at are only moderately enthusiastic about this battery, giving it a good but not great overall rating of 3.8 stars in around 35 reviews. Though they all like its long warranty, they disagree over its lifespan.

Can I damage my car using the wrong battery?

Yes, wrong car battery size will eventually damage your alternator. However, bigger batteries also require a lot of power from your alternator. The alternator has to work hard to charge these bigger batteries. You are making your alternator work doubly hard will shorten the life of your alternator.

Can bad spark plugs kill a battery? Usually they assume it is a flat battery or being out of fuel. Having worn spark plugs will cause the ignition system to work harder. Faulty spark plugs can also cause your battery to drain. Harsh weather conditions increase the chance of worn spark plugs preventing the engine from turning over.

How long can a car sit before the battery dies?

A new car battery, fully charged can last at least two weeks without charging from the generator. It will get discharged entirely from 2 to 3 months. You won't be able to start the engine of that car if you are planning to leave it for 2.5 months on average.

How many amps is needed to jump start a car?

400 amps is probably enough to start most small to midsize CARS and the smallest of SUVs and trucks. To start "bigger" vehicles you will probably need the 1000 amp unit. The battery for your car is picked out by the engineers so it's cold cranking amps (CCA) number is bigger than the needed amps to start the engine.

Can we start a car with bike battery?

A motorcycle battery can jump start a car if the motorcycle is running. If you're trying to start a car with a battery that has been removed from a motorcycle then it will probably work under certain circumstances, such as if the engine is warm.

Can you use a higher Ah battery?

Capacity represents specific energy in ampere-hours (Ah). Ah is the discharge current a battery can deliver over time. You can install a battery with a higher Ah than specified and get a longer runtime; you can also use a slightly smaller pack and expect a shorter runtime.

How long can car battery sit before it dies?

Take a look at what the safe sitting time for a vehicle is. BMW says Four weeks is the max for storage without removing the battery or putting it on some form of life support or a battery tender. The battery, if removed is good for about six weeks to 6 months.

Does idling car drain battery?

Idling a car won't kill or drain your battery, unless your battery has a problem holding a charge or your car is heavily laden with high-energy consuming electrical accessories.

Can a car battery go dead from sitting?

A car should be able to sit parked for at least a month without the battery dying, unless it's a higher-end car with plenty of power-hungry gadgets and computers, experts say. That reaction keeps happening, but more slowly, when the battery isn't being used. That's why batteries lose their charges as they sit.

Can a completely dead battery be recharged?

A car battery is considered discharged when the voltage drops below 12 volts. While your vehicle's alternator can keep a healthy battery charged, it was never designed to completely recharge a dead car battery. These charging devices are designed to safely restore a dead battery to full charge.

Does listening to the radio drain car battery?

Yes, more likely, the radio can drain your car battery if you keep it running without starting the engine. Some would say that the louder you go, the quicker the battery goes off. To keep your battery alive for a more extended period, you should better allow the engine to recharge the battery.

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