We spoke to an expert to answer questions like "does premium gas have ethanol?" so that you can fuel your car with peace of ...

Winter can be tough on diesel cars, but simple steps can prevent issues. Use winter-grade diesel and anti-gel additives, keep ...

E15 fuel marketed as "Unleaded 88" damages small engines, boats, and older cars while voiding warranties despite lower pump ...

Modern diesel cars, trucks and SUVs have selective catalytic reduction (SCR) systems to reduce exhaust pollutants and meet emissions standards. These systems work by injecting diesel exhaust fluid ...