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, ...

A well-running and adequately maintained diesel engine should produce no visible smoke from the tailpipe. Modern diesel engines equipped with common-rail direct-injection technology have unlocked more ...

Like all engines, the exhaust fumes from a diesel-fueled variety have their own distinctive smell. Usually, a healthy diesel engine will smell of burnt diesel fuel and nothing else. However, if you ...

Seeing smoke from your car’s bonnet is a serious warning that should never be ignored. It usually signals overheating, oil ...