As a general rule of automotive ownership, you never want to see your car smoking. Flames from the exhaust, maybe. But smoke? That’s a hard no. Regardless of the color, smoke is an abnormality and ...

In addition to indicating a possible problem, smoke from the tailpipe means dirty emissions. Most states and some municipalities mandate periodic tailpipe-emissions testing. If your car is emitting ...

Despite what old cartoons would have you believe, it's neither normal nor good for your vehicle to smoke heavily while it's running. Maybe in the old days, but modern cars with modern fuel injection, ...

Similar to the human body, cars that aren't right will experience certain symptoms. These telltale signs can come as sounds you can hear or, in some cases, exhaust smoke you will see. Colorful exhaust ...

White, wispy exhaust smoke when you start your car on a cold day is usually perfectly normal as long as it goes away after a few minutes. But what causes that exhaust smoke when the temperatures are ...

Even the novice driver with no mechanical ability knows when there's trouble, and smoke is never a good sign. White smoke from the exhaust can spell big problems with your engine, and the smoke's ...

The cause of "white exhaust smoke syndrome" could be as innocuous as water in the exhaust pipes condensing and boiling off or as serious as a cracked head or block. You can narrow down the cause by ...

"Exhaust smoke typically suggests a change in combustion efficiency, and its color is essential to proper diagnosis," says Joe Urso, Kubota Engine America Corp. "For example, an inefficient combustion ...

Problems with your vehicle’s catalytic converter might first become apparent through poor acceleration, a rotten-egg smell from the exhaust, or the check-engine light coming on. As things get worse, ...

If your car is blowing blue smoke, it’s a clear sign that the engine is burning oil. What happens is that the valve guide seals or piston rings are worn out, and oil is leaking past from where it ...