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BMW Battery ReplacementBMW is an elite class of German engineering garnered by many to be the top of it’s line. In addition to it’s elegant interior and exterior style, owning and driving a BMW is on many motor enthusiasts lists. No matter how beautiful and powerful the car, none will work with a dead battery. Like any electric item, a car needs an operating battery to function properly. The battery is responsible for charging your car and starting the engine. Your battery should last around 5 years before it needs to be replaced. Here are 5 things that contribute to draining your BMW’s battery.


As your battery nears the 5-year mark, it ages and becomes worn. When this happens it will struggle to maintain it’s charge until it eventually dies. Be aware of how old your battery is and keep an eye on its functionality as it ages.


Your battery stays on for a bit after you shut your BMW off. It will remain on to operate functions such as your radio, lights, clock, and even your security alarm for the car after you’ve left. Your BMW may experience and electrical glitch, where some systems turn off but others such as your lights remain on which can drain your battery. Be sure to check all electric items are off when you leave your BMW.

5 Ways a Dead Battery can Affect your BMWLIGHTS

As previously stated, lights can be one of the biggest energy sucks for your battery. There is almost no quicker way to drain your battery than by accidentally leaving the lights on. If this happens overnight, your battery will be dead by the morning.


Without proper annual maintenance, your battery may suffer from loosened or corroded connections in the car. Without a secure connection, your battery will not properly charge and faces the risk of dying.


Once your BMW is on and operating, the alternator takes over responsibility for electrical functions. If it becomes corroded, the battery may not charge properly.


  • The engine will not crank or start, or struggles to crank and start
  • Lights don’t turn on with the car
  • Unreliable and intermittent starting, one day it starts ok, the next it struggles, etc
  • You need to jump start your BMW
  • Your BMW has a difficult time starting up in cold weather

If you experience any of these signs above, reach out to one of our BMW experts today to have your battery looked at. It’s better to be safe than sorry. When you notice an issue, get it checked out sooner than later to be sure you won’t be left with a dead battery in your BMW.

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