I have two coach batteries that are connected side by side and the engine battery is next to them. The batteries are located under the entrance step of my 2002 Itasca Suncruiser. I want to use Batte...
If you are wanting to trickle charge all 3 batteries, you really need 2 trickle chargers. One on the chassis battery and one on the pair of house batteries, positive to one battery and negative to the other battery.