Is it okay to turn on the A/C while the windows are open?
Or it might harm the car?
Or it might harm the car?
This will make your fuel economy worsen appreciably. But then you're probably paying 2 cents per litre for fuel, so why worry about 1 L/100 km?
The only thing to be concerned about it the wasted energy, as the chilled air is escaping from the cabin at a far higher rate than it would if windows/roof were closed.
This will make your fuel economy worsen appreciably. But then you're probably paying 2 cents per litre for fuel, so why worry about 1 L/100 km?






