<strong>Yahoo Message Number: 15947</strong>Anyone out there pulling an '05 Jeep Grand Cherokee Limited? Our battery seems to be discharging while towing. The Jeep is brand new last Wednesday and we had a US Gear Unified Tow Brake installed. I'm getting 13.6V from the connector on the coach which is supposed to keep the car battery charged. I show about 12.1-12.3 volts on the car...