That Check Engine light can mean so many different things, as can any noticeable difference in your car's performance or weird sounds. Fortunately, there are ways to narrow down the problem using ...

Onboard diagnostics (OBD) systems have been around since the 1980s and were developed to help limit harmful automotive exhaust emissions. Between 1988 and 1995, U.S.-built vehicles came with what's ...

The dreaded check engine light has just flashed on on the dashboard of your car. Do you need to pull over right way? Is the car about to stop in its tracks? Why is the light on in the first place?