Does Car AC Use Gas?

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Indeed, in a gas-powered car, the air conditioning system operates using fuel. The AC is powered by the alternator, which draws energy from the engine. Since the engine requires fuel to run, it becomes the primary energy source for the car. However, the fact that the AC needs gas to function doesn’t imply that it’s always inefficient to use. Surprisingly, there are situations where using the AC is more advantageous than refraining from using it. To get deeper into the workings of car AC, including more details about the question “does AC burn car gas?” continue reading!

 

 

Does Air Conditioning in the Car Use Gas?

The air conditioning system inside of a new Subaru operates the same way as a car from another make. It relies on refrigerant, which is a high-pressure gas. Every AC system comprises the following components to function effectively:

  • Compressor: This component compresses the refrigerant, transforming it into a fluid, allowing it to flow down a line to the condenser.
  • Condenser: Responsible for removing heat from the refrigerant, the condenser transfers the heat to the expansion valve or orifice tube.
  • Expansion Valve or Orifice Tube: After receiving the heat from the condenser, the expansion valve or orifice tube converts the refrigerant back to its gaseous state and then directs it to the receiver/drier or accumulator.
  • Receiver/Drier or Accumulator: This part eliminates moisture from the refrigerant and channels it to the evaporator.
  • Evaporator: As air passes through the core of the evaporator, it draws out the heat, which is then transferred to the refrigerant, resulting in the flow of cold air beyond the evaporator.

Does Air Conditioning in the Car Use Gas & Can It Be Fuel-Efficient?

When driving at highway speeds, opting to use your car’s AC proves to be more efficient than opening the windows. The reason behind this lies in the increased drag caused by open windows, which forces the engine to work harder and consume more fuel. Therefore, if you find yourself cruising down the highway on a scorching summer day, you can confidently crank up the AC, knowing that you’re actually reducing aerodynamic drag and improving fuel efficiency.

Other Tips for Improving Fuel Efficiency

Aside from using the AC on the highway, there are several other methods to enhance your car’s fuel economy, such as:

  • Brake gradually to minimize unnecessary fuel consumption.
  • Keep your tires properly inflated and ensure they are well-aligned for improved efficiency.
  • Avoid idling for more than 30 seconds, as idling consumes fuel without moving your car.
  • Don’t overload your car with unnecessary weight, as it increases fuel consumption.
  • Use sun reflectors when parked under the sun to keep the interior cooler and reduce the need for AC when starting your drive.
  • Purchase the recommended oil for your car’s engine to optimize performance.
  • Reduce your driving speed and shift to a higher gear when possible, as it can enhance fuel efficiency during highway travel.

Get More Service Tips from Subaru of Glendale!

If you have any more questions about your car, our service tips and tricks hub is your go-to resource for valuable information on topics like oil change frequency, tire rotation, and more! Additionally, explore our service specials to find the latest coupons for routine car repairs and maintenance in Glendale, ensuring you get the best deals while keeping your vehicle in top condition

 

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