The alternator is a device that keeps your car’s electrical system running once the engine is on. It’s essentially a small generator that converts mechanical energy into electricity, bolted to the ...

Signs of impending alternator failure often include a slight reduction in the voltage reading on the dash, or noticeably duller headlights. It’s hard to predict unless you periodically do an output ...

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 ...