Uptime and utilization are everything, so you don't want a truck sitting on the shop floor during basic battery maintenance. Most fleets pull the batteries at the first sign of trouble and replace them with fresh batteries to get the truck moving again, planning to deal with the bad batteries later. But what killed the batteries in the first place
Charging Truck Batteries in Cold Weather
One of the biggest misconceptions about truck batteries is that they charge the same throughout the year. The colder it is outside, the less charge the battery pack wants to accept.