Old-Biscuit wrote:
Diesels need a good starting system.....hence two 12V batteries in parallel
As for the plug (receptacle) on truck.......more than likely it is a 7 pin
Here is a good description of the various trailer plug set ups....LINK
Its the typical round plug and all, But I was worried about it having 2 batteries like my dads old tractor. Dads no longer around to ask questions. But I remember when he would jump the tractor or charge batteries he would disconnect the cables for some reason. Does anyone know how that works?