A car overheating in traffic but not at highway speed almost always has a cooling system problem involving airflow rather ...

If your car has started to feel like it’s doing a tiny “buzz” at idle or a faint shudder when you pull away from a stop, you’re not imagining it. Mechanics say that subtle engine vibration—especially ...

You might be relying heavily on your engine hours and overall mileage to determine when to perform maintenance, but you should pay attention to idle hours, too.

Why does my 1994 Mazda 929’s engine intermittently rev or surge when I first start it? This could be something to do with the engine’s idle-air control valve which plays an important role in making ...