The alternator is responsible for charging the car battery and powering all the car's onboard network consumers. If it fails or is unstable, the battery will either not be charged or start discharging ...

Disconnecting the battery while the engine is running isn't a valid test for alternator function and may damage sensitive electronic parts. Instead, use a common voltmeter and the following test ...

VDC Electronics says its BatteryMinder Battery and Alternator Condition Tester provides the condition of a vehicle’s battery and alternator with the simple press of a button. The unit’s multicolored ...

Owning a car might be the biggest, and worst, waiting game on the planet. Every single day that you step into the driver’s seat and wonder, “What might go wrong?” We’re not just talking rust buckets, ...