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Originally Posted by 0w40X1
Sometimes I have to idle to run AC and survive 100+ deg heat while my wife hits the store.
My gauge shows gas consumption of .38 gallons per hour.
My math shows savings on a 1 minute stop light and taking the 7 sec break even point is:
$ 0.02 or 2 cents for a minute stop light (assuming my 91 oct gas of $3.65)
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Nice! How do you get the gallons per hour usage info? Never seen that before. That number is lower than I'd guess, but I believe it.