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 ...

Seeing your vehicle's check-engine light come on can throw a wrench in your travel plans. It can also feel a little scary: Does it mean your ride is headed for the scrapyard? Or is there a simple fix?

View post: Walmart Is Selling a ‘Surprisingly Fast’ $110 Jump Starter and Air Compressor Combo for Just $40 The Ancel AD310 OBD II Diagnostic Scanner is just $24 right now, $12 less than the $36 it’ll ...