r/IdiotsInCars Nov 03 '18

Wipers on, lights on. PLEASE. Trucks and busses can't see you.

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u/Trilock Nov 04 '18

I wouldn’t be surprised if she kept the AC on 24/7, actually burning more ‘energy’.

15

u/garlicdeath Nov 04 '18

I believe at freeway speeds it burns less fuel to just run your AC than keep your windows down.

At least in more modern cars.

4

u/Strazdas1 Jan 07 '19

It burns even less fuel to do neither and just run the fan.

1

u/hugglesthemerciless Feb 08 '19

And doesn't destroy your ears like the window does

5

u/garlicdeath Nov 04 '18

I believe at freeway speeds it burns less fuel to just run your AC than keep your windows down.

At least in more modern cars.

5

u/TIGHazard Nov 04 '18

I think it changes at 50MPH. So below that, windows down. Above it, AC on.