When my car failed California’s smog test this year, I wandered from one garage to another trying to determine how to bring it into compliance. After speaking with several automotive experts and ...

Car diagnostic tests scan a car’s components and integrated systems for errors or malfunctions before they become dangerous. These tests leverage computerization to keep your car in optimal working ...

Your engine’s about to die, but your dashboard won’t tell you until it’s too late. While mechanics rely on expensive diagnostics and lab tests, there’s a brutally simple visual check that reveals ...