While using a digital multimeter to diagnose electrical problems on customers’ equipment, I frequently hear the comment, “I’ve got one of those multimeter things, but I never learned how to use it.” ...

The reality is that like almost every component under the hood, a car battery has a finite lifespan and will conk out on you eventually. Weather conditions, corrosion, electrical shorts, charging ...

Cars of all makes, models and ages can experience sudden problems. Even with regular maintenance and checking, many components of your car’s system will need replacing at some point in their lifetime.

Key fob batteries always seem to die at the worst times. Learn a simple way to test a coin cell, plus which results you'll ...