Originally Posted by 808@702
Jump start a total strangers car? I was asked to today by a couple of kids in a beater Honda Accord at a gas station. I politely told them I was in a hurry and was sorry but couldnt. Does jump starting a dead battery harm our batteries? I would think probably not.
It is not the batteries that you worry about. It is the electrical system.
You are interfacing a $50k electrical system with an unknown quantity.
That said, even BMW's raw DC power is nothing special.
I think our friend said it best. Treat others the way you would want to be treated.