Why does ac burn gas

Before you schedule, take a moment to browse our current service specials and parts specials for savings. What exactly can be found inside the Camry? Read More. With a variety of bold and classic options available, the Toyota Tundra colors help you stand out on the roads of Mission Hills while still complimenting…. Your email address will not be published.

Service: Closed. Parts: Closed. November 1st, by Toyota of Downtown LA. Share this Post:. With a variety of bold and classic options available, the Toyota Tundra colors help you stand out on the roads of Mission Hills while still complimenting… Read More. They tested a full-size sedan and an SUV, so keep in mind that these results might not hold for economy cars, minivans, and other vehicle sizes.

Part of the test also included driving in a crosswind, which is something many drivers encounter. The study showed that having the windows down was actually rather bad, especially while driving faster than about 50 to 55 miles per hour.

Fuel efficiency dropped by a whopping 20 percent when the windows were open, but only by 10 percent when the air conditioner was on.

But in , Consumer Reports tested a Honda Accord and found mileage dropping by about 3 miles per gallon when the air conditioner was used and when the car was going 65 miles per hour. Now, remember that this is a different class of car with a different engine from what the Society of Automotive Engineers tested, and the test conditions were likely different as well. There will be less drag from wind at those speeds, which means that less gas will be burned. As for the result from Consumer Reports, where going over 65 with the air conditioning on dropped gas mileage by 3 miles per gallon.

You can find the answer to this common question below. If you keep the AC running while you drive, you can expect the fuel efficiency of your vehicle to be lowered by approximately three miles per gallon. You may want to limit the amount of driving that you do during the summer because of this.

You might be curious about why your car uses extra fuel when the AC is on. This leads to more fuel usage overall. Your car has to get the energy needed to keep your AC running from somewhere. As the old saying goes, nothing in life is free.