Today’s cars and trucks are literally rolling test beds of technology, which has tended to make the days of the so-called shade tree mechanic and eyeball diagnoses of what ails a given model a distant ...

In order for an engine to perform its best, it must have proper fuel, spark, and cylinder sealing. Conducting a leakdown test is the best way to determine if there's a problem with a particular ...

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 ...

When your car’s engine starts coughing, most mechanics grab a wrench. This guy grabbed his iPhone. In a viral Facebook Reel, a young mechanic tries to diagnose a sputtering engine not by popping the ...

You probably already know that your car relies on various different fluids to help it run smoothly. Two of the most well-known and recognizable of those fluids are engine oil and fuel, which, in many ...