Early season snowfalls mean it’s time to brush off our cars and brush up on tips to save fuel in winter.

In cold weather your mileage takes a hit. A conventional car gets about 12% lower gas mileage at 20°F than it does in warmer months and hybrid vehicles fuel economy can dip 31%–34%. However, fleets across the country are finding success using alternative fuels year-round including biodiesel blends designed for the cold, plug-in electric vehicles in South Dakota snow, ethanol in the icy winters of Minnesota, natural gas in Colorado’s Rocky Mountains, and propane as far north as Washington.

Since frigid temperatures take a toll on any vehicle—no matter the fuel—follow these simple tips to save fuel and stay warm this winter.