We’re obviously not talking about a jammed semi-automatic or dud ammo, but an engine misfire is fundamentally the same thing. A cylinder supposedly filled with compressed air and fuel—akin to ...

On-Board Diagnostics (OBD) was a welcome miracle when they arrived on the scene in the late ’80s and early ’90s. Since then, the tech has evolved into the more mature OBD-II, which can more accurately ...

The check engine light means one of your car’s systems is malfunctioning. If it’s flashing, pull over as soon as you safely can. If it’s steady, follow these simple steps. Many, or all, of the ...

A viral video sparks curiosity about diagnosing car problems with a smartphone, but experts say current tech isn't quite ready to replace mechanics yet.

The check engine light is on and it could be anything from a loose gas cap to a fouled up cylinder. We show you how to find out the severity of the problem with the the CarMD diagnosis tool before ...

How many times have you been to the doctor or hospital for some ailment and the diagnosis was wrong? Getting to the root of most any problem within a complex situation is tough-even for professionals.