Why does Chevy Malibu have two batteries?

Why does the Chevy Malibu have two batteries?
The Chevy Malibu has two batteries due to the presence of start-stop technology in some models. Start-stop technology helps conserve fuel by automatically shutting off the engine when the car comes to a stop, such as at traffic lights. The primary battery, located under the hood, powers the engine and other electrical systems, while the auxiliary battery, located in the trunk or under a rear seat, powers other systems on the car that require 12 volts of power . The dual-battery system ensures that both batteries are properly charged and that the primary battery always has sufficient charge to start the vehicle .

How long does an auxiliary battery last?

The lifespan of an auxiliary battery will depend on the systems it powers and if it’s maintained properly during routine maintenance. Our Power Sonic auxiliary batteries come with a 6-month warranty but, generally speaking, auxiliary batteries should last around 5 years.

What does the auxiliary battery do?

An auxiliary battery is essential for running and powering car systems and accessories. The auxiliary battery powers systems and accessories that need 12 volts of power. These include headlights, audio systems, computer controls, and accessory systems.

Why does 2014 Malibu have 2 batteries?

Like most gasoline cars, it has a 12-volt battery under the hood, but models equipped with the start-stop system have a second 12-volt battery mounted in the rear. Here’s how it works. The 2014 Malibu will shut off its engine when the car is stationary under certain traffic conditions, such as stoplights.

What is the second battery for in the Malibu?

During engine restarts, the AUX 12 battery powers accessories such as heating and air conditioning, power windows and radio. The ACDelco AUX 12 AGM battery carries a 36-month free replacement warranty and is available through the Battery Distribution Center.

Can you drive with a bad auxiliary battery?

If you have a faulty auxiliary battery, your car’s electrical components and safety features will stop working. This includes; Entertainment system, GPS, audio system, PDC sensors, Blind Spot Assist, and Lane Keeping Assist. The worst is that the car may fail to start or stop.

Can the auxiliary battery drain the main battery?

Yes, an auxiliary battery can drain the primary battery if it is not wired properly or if it is defective. Auxiliary batteries are typically used in vehicles with start-stop systems, as well as in vehicles with a lot of aftermarket accessories, such as winches, lights, and sound systems.

Why would a car need 2 batteries?

With so many modern vehicle systems relying on computers, vehicle manufacturers may include a second battery to use as an auxiliary power source if the main battery fails. This backup power source ensures that data is preserved for a variety of functions.

How long can you drive with auxiliary battery malfunction?

IS IT SAFE TO DRIVE WITH AUXILIARY BATTERY MALFUNCTION? The short answer is yes and no. If you need a Mercedes auxiliary battery replacement, you should get it into a certified repair shop as soon as possible. However, it is generally safe to drive for up to 100 miles after the warning lights come on.

Can I drive my car without auxiliary battery?

IS IT SAFE TO DRIVE WITH AUXILIARY BATTERY MALFUNCTION? The short answer is yes and no. If you need a Mercedes auxiliary battery replacement, you should get it into a certified repair shop as soon as possible. However, it is generally safe to drive for up to 100 miles after the warning lights come on.

What happens when auxiliary battery dies?

The worst thing that could happen is that you won’t be able to use the electrical components that get voltage from the auxiliary battery. Some of these parts include the lights, audio system, and start/stop feature (if applicable), among others.