Cold weather exposes every weakness in an engine, but one habit stands out as the quickest way to finish it off. Mechanics increasingly warn that the real damage is done in the first minutes after a ...

Besides preventing the build-up of nasty engine sludge and premature wear, protection against cold starts is one of the main reasons why you should never skip an oil change in your gasoline or diesel ...

Q I have a 2006 Honda Accord four-cylinder with 105,000 miles. It has developed a clicking engine noise on a cold start. After the car has warmed up, the sound goes away. I have seen references to a ...

A gasoline engine’s dirtiest moment lasts only a few seconds. In the time between ignition and the catalytic converter ...

Bosch's RCH system aims to help OEMs meet stringent emissions standards by providing a solution that reduces harmful pollutants during engine startup.

Heavy-duty pickups and long-haul trucks rely on torquey diesel engines that are more economical, reliable, durable, and have a more straightforward construction than a comparable unleaded gas engine.