Trickle charge on truck's 2 batteries...?
Two-battery in truck wiring question: 2005 Dodge diesel in sig. ...it has 2 batteries and I need to drop a charger on it overnight. If I attach the charger to any one of the batteries will it tr...
Forum Discussion
gitpicker2009 wrote:
Wait a minute, I thought they were wired in parallel. If so, wouldn't you have to put the charger across both of them or am I seeing this wrong?
In other words connect the charger to negative on one and positive on the other? Assuming they're still attached to the truck?
Parallel is correct and you can connect to negative on either and positive on either and the do NOT have to be the same battery.
A 2 amp trickle charge will work fine. If you are in cold weather a block heater will really help.
