When the battery starts to go bad, you can easily replace it. On the other hand, a bad alternator fails to recharge your battery as the car runs. If the alternator goes bad, it’ll cost more to repair ...
Every drive begins with a 12-volt battery starting the car, even in electric vehicles. Without that essential spark, the trip can’t even start. AAA reports that battery-related roadside service ...
If it drops under 10 volts, charging or replacement is necessary. Once the car starts to idle after the crank cycle, the voltage should plateau in the 14- to 14.5-volt range. Should the voltage fall ...