Will A Bad Alternator Drain A New Battery. The best way to find out whether your car needs a new alternator or a new battery is to test both components. The same situation could happen again with a new battery if you miss signs of a failing alternator.
The same situation could happen again with a new battery if you miss signs of a failing alternator. After turning the ignition on the starter motor engages and makes the engine crank. Will a Bad Alternator Diode Drain a Battery.
Ive personally driven a 1983 Chevrolet Caprice 50 miles with no alternator but that was with the l.
Without test equipment this can be difficult. In most cases your car wont start even with a jumpstart or new battery and if it does it will go off within a minute of running. However it will continue to draw too much power and will drain the battery. A car that takes longer to start than normal may indicate that the battery is low.
