Modern cars are packed with software tricks and quick workarounds that promise to save money, quiet odd noises, or squeeze out a few extra miles per gallon. Mechanics say some of those shortcuts do ...

Engines rarely fail out of nowhere. They usually send warning signals long before disaster strikes, but many drivers miss them because the issue hides in plain sight. One of the most overlooked ...

Spark plugs are the first part mechanics reach for during misfire diagnoses — but decades of repair data show they're rarely the root cause. Ignition coil packs, fuel injectors, and vacuum leaks ...