MotorTrend on MSN

What Is an OBD2 Scanner and How Does It Work?

Discover what an OBD2 scanner is and how to use it to diagnose and fix car problems before they escalate into major repairs.
PCMag on MSN

Your Apple Watch Can Once Again Measure Blood Oxygen Levels. Here's How

The smartwatch's Blood Oxygen app lets you measure the oxygen level of your blood on-demand. It's been MIA for more than a ...