What is a QR code? A QR code (short for Quick Response code) is a two-dimensional barcode that can be read by your smartphone camera. QR codes provide quick access to product information, promotions ...

Adding a car key to an iPhone requires going through the manufacturer's app and then pairing the phone to the car via NFC.

Ash-har Quraishi is a consumer correspondent based in Chicago. He is an Emmy Award-winning journalist with more than 25 years of local, national, international and investigative reporting experience.

If you've been involved in automotive repair for a while, you probably know that modern vehicles use onboard diagnostic (OBD) systems to help notify us when there's a problem. The OBD system works ...