Ford warns that certain vehicles with a 2.0-liter engine and a factory-installed block heater could catch fire in cold weather. The risk occurs when owners plug in the heater. Here are the makes and ...

All vehicles become less efficient in cold weather. In a recent study, researchers in freezing Finland focused on whether engine block heaters could help increase efficiency in internal-combustion ...

The introduction of the three way catalyst (TWC) has considerably reduced emissions from gasoline fueled cars. Most of the pollutants from these cars are emitted during the cold start period. At lower ...