mack truck batteries

Mack Truck BatterySource:


Mack trucks are known for their durability and reliability on the road. However, the key to keeping them running smoothly is maintaining their batteries. In this article, we will discuss everything you need to know about Mack Truck batteries, including their types, maintenance, and replacement.

Types of Mack Truck Batteries

Types Of Mack Truck BatteriesSource:

There are two types of batteries used in Mack trucks: wet cell and AGM (Absorbed Glass Mat) batteries. Wet cell batteries are filled with liquid electrolyte and require regular maintenance, while AGM batteries are sealed and maintenance-free.

AGM batteries are becoming increasingly popular due to their advanced technology and longer lifespan. They are more expensive than wet cell batteries, but they are worth the investment in the long run.

Mack Truck Battery Maintenance

Mack Truck Battery MaintenanceSource:

Regular battery maintenance is essential for the longevity and performance of your Mack truck. Here are some tips for maintaining your Mack truck battery:

  • Check the battery terminals for corrosion and clean them regularly.
  • Ensure that the battery is securely fastened in place to prevent any damage due to vibration.
  • Check the battery’s water level (for wet cell batteries) and top it up as needed.
  • Test the battery’s voltage regularly to ensure that it is functioning correctly.
  • Replace the battery if it is more than three years old or if it is showing signs of wear and tear.

Mack Truck Battery Replacement

Mack Truck Battery ReplacementSource:

If your Mack truck battery needs to be replaced, it is essential to choose the right battery for your vehicle. Mack truck batteries are available in different sizes and types, so it is crucial to consult your vehicle owner’s manual or a professional mechanic to determine the right battery for your truck.

When replacing your Mack truck battery, it is essential to follow these steps:

  • Disconnect the negative terminal of the old battery.
  • Remove the old battery and dispose of it safely.
  • Clean the battery tray and terminals before installing the new battery.
  • Install the new battery and connect the positive terminal first, followed by the negative terminal.
  • Test the battery’s voltage to ensure that it is functioning correctly.


Mack truck batteries are an essential part of keeping your vehicle running smoothly. By following the tips and guidelines provided in this article, you can ensure that your Mack truck battery lasts as long as possible and provides reliable performance on the road.