Having and running a car can be an expensive ordeal, especially right now during the ongoing cost of living crisis.Because of this, many people will be keen to save as much money as they can when it comes to driving in order to keep the costs low and your vehicle running efficiently.
And according to one expert, pressing one button in your car could mean your fuel consumption soars by up to 20% - and it's especially popular during this hot weather.
Opening car windows during the heatwave could be detrimental to motorists' fuel economy and use up more petrol or diesel, the Express reports.
Chris Evans, head of content at Leasing.com has explained that the drag from windows could mean you end up wasting fuel.Despite this, windows might be more effective than aircon when you're driving slowly.
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