Hi, we have a 2007 Winn Voyage, 8.1L gas engine on Workhorse chassis. On a recent trip while driving the Battery light came on the dash with alarm tone for about 5 seconds and then went off. It did ...
Battery voltage at 12.5 is a little low. Put a slow charger 2 amp for a day or so and see how they hold up after they are fully charge. Check them the next day after taking off the charger. Do you have a way to check each cell.