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 ...

We here at GM Authority get a lot of questions from owners asking about about the recent L87 GM engine recall, one of the most common of which is what happens when an affected vehicle passes GM’s ...

Pratt & Whitney has launched a new advanced aircraft engine monitoring tool that incorporates artificial intelligence that can provide maintenance personnel with real-time information on parts ...

From March 1st, 2026, the new vehicle emissions testing procedure will require inspectors to "press the accelerator to full throttle" when measuring diesel vehicles. Experts and the Vietnam ...