Originally Posted by rsnissan
undo the negative cable to the battery (the black one)
nothing will blow up if you do or dont. without it connected the car will have now power with it connected the car will have power.
What do you need to do?
OR is this about something else grounded to the battery
ahh ok, i thought i had to undo a cable that lead to the battery in the car or something
i guess that would make sense...
thank u!!