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 ...

Without a diagnostic tool, it's challenging to determine what is wrong with your car and whether to keep driving when a solid ...

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 ...

A TikTok from a popular mechanic account is shedding light on the challenges of diagnosing intermittent automotive and engine issues. In a video by Royalty Auto Service (@royaltyautoservice)—which ...

A car can be compared to the human body and may need diagnostic tests very often. For humans, when a patient consults a doctor about a symptom, the doctor runs a medical diagnostic test to ascertain ...