Mercedes Gla 250 Battery Replacement

mercedes gla 250 auxiliary battery brandewasher
mercedes gla 250 auxiliary battery brandewasher from


As the year 2023 rolls in, many Mercedes GLA 250 owners may find themselves in need of a battery replacement. Whether it’s due to a dead battery or one that’s simply not holding a charge, this guide will provide you with all the information you need to know about replacing the battery in your Mercedes GLA 250.

Why Replace the Battery?

Over time, the battery in your Mercedes GLA 250 will lose its capacity to hold a charge. This can lead to issues such as difficulty starting the car, dim headlights, and a variety of other electrical problems. Replacing the battery will ensure that your vehicle continues to run smoothly and reliably.

When to Replace the Battery?

If you notice any of the aforementioned issues, it’s a good indicator that it’s time to replace the battery. Additionally, if your battery is more than 3-5 years old, it’s recommended to replace it as a preventative measure, as batteries typically have a lifespan of around 4-6 years.

Choosing the Right Battery

When selecting a replacement battery for your Mercedes GLA 250, it’s important to choose one that meets the specifications outlined in your vehicle’s manual. This includes factors such as the battery type, capacity, and dimensions. It’s also worth considering a battery with a higher capacity for improved performance.

Tools Required

To replace the battery in your Mercedes GLA 250, you’ll need the following tools:

  • Socket wrench set
  • Wire brush
  • Battery terminal cleaner
  • Protective gloves and goggles

Step-by-Step Guide

Step 1: Safety Precautions

Before starting any work on your vehicle, ensure that the engine is turned off and the key is removed from the ignition. It’s also important to wear protective gloves and goggles to prevent any injury.

Step 2: Locate the Battery

The battery in the Mercedes GLA 250 is typically located in the engine bay. Refer to your vehicle’s manual for the exact location. Once located, use the socket wrench set to loosen the battery terminals.

Step 3: Disconnect the Battery

Using the wire brush, clean the battery terminals and then disconnect the negative terminal first, followed by the positive terminal. This will prevent any accidental short circuits.

Step 4: Remove the Old Battery

Remove any clamps or brackets holding the battery in place and carefully lift it out of the battery tray. Be cautious as batteries can be heavy.

Step 5: Install the New Battery

Place the new battery into the battery tray and secure it with the clamps or brackets. Connect the positive terminal first, followed by the negative terminal. Ensure that the terminals are tightened securely.

Step 6: Test the Battery

With the new battery installed, start the vehicle and ensure that all electrical systems are functioning properly. If everything is in order, you’ve successfully replaced the battery in your Mercedes GLA 250.


Replacing the battery in your Mercedes GLA 250 is a relatively simple task that can be completed with basic tools and a little bit of time. By following this guide, you can ensure that your vehicle continues to operate at its best. Remember to always consult your vehicle’s manual for specific instructions and safety guidelines.