How To Connect A New Car Battery. Make sure it faces the proper direction so. When you are replacing your car.

When disconnecting the cables from the old battery disconnect the negative first then the positive. Attach and tighten the positive battery cable Red. Place the battery cables on the battery terminals.
Check that the keys are out of the ignition and the ignition is not in the start position.
Check this before tightening the clamps or screws that hold the battery in place. Attach and tighten the positive battery cable Red. Check this before tightening the clamps or screws that hold the battery in place. Attach the bolts or screws that hold the battery in its place.

