Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. A car’s “check engine” ...

Does a check-engine light really mean something is wrong with your engine? An OBD2 scanner can tell you. What you should do ...

We’ve all been there before. You’re idling in bumper-to-bumper traffic and all of a sudden your beloved 5.0L Fox-body Mustang starts to pop and sputter a bit. While the issue might clear itself up and ...

You know it's going to be a bad day when your car struggles to start or the check engine light comes on. It can cost $200 at the dealer just to have the problem diagnosed. But you may not realize you ...