Walmart is selling an 'exceptional' OBD2 scanner for just $16

If you’re not sure which OBD2 code reader to buy, we've found the perfect one for you at Walmart. Right now, the bestselling ...

Using An OBD-II Scanner: What It Can And Can't Tell You

An OBD-II scan tool is an incredibly useful automotive diagnostic device, but it's not magic. Here's what it can and can't do ...