What Order To Remove Car Battery. The batteries have both positive and negative - posts. Turn the ignition key or press the ignition button of the car with the dead battery.

Your battery cables are attached to the terminals by a nut so youll need to use a socket or adjustable wrench to loosen each nut. First things first your vehicle should be off. Then connect the black cable to the negative terminal of the car battery.
For this raise the hood of the car to see the battery clearly.
Wait 10 seconds for any residual power to dissipate and remove the black cable first. Test Your New Battery. When the charging process is complete unplug the charger. You just have to disconnect the terminals in the right order unscrew the nuts and bracket that hold the battery to the plate and youre all set.

