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Heavy load, aerodynamic obstruction (such as a rooftop carrier), under-inflated tires, and many other peripherals to a certain degree. But the #1 thing that decreases gas mileage is sudden jackrabbit starts from a standing stop.
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∙ 13y ago
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How much do car roof racks decrease gas mileage?
Roof racks themselves have a negligible effect on gas mileage.
Will using a smaller tire size than stock increase gas mileage?
No, it will decrease gas mileage.
Does a positraction improve gas mileage?
Posi?ætraction does not improve gas mileage nor does it decrease gas mileage. The traction does not come into play in less the pavement is wet.
How much could aggressive driving lower your gas mileage?
It can decrease your mileage by 75%.
Does engaging your 4 wheel drive decrease gas mileage?
Yes
Do you get better gas mileage by car if you use higher octane gas?
Yes, higher octane gas does give higher gas mileage for your car. However, the increase in gas mileage may not as great as the increase in the price of the higher octane gas.
What if you leave out the thermostat what will it do the car?
your engine will never warm up properly. it will decrease gas mileage. engine will not run right. just get the right thermo, and replace it.
Do rear spoilers increase gas mileage?
Spoilers decrease gas mileage. Spoilers are designed to create down force, which creates drag. The drag will increase gas usage.
What is car mileage?
Car mileage is the distance a car can travel on a tank of gas. This mileage is also the number of miles on a car at any given time and is registered by an odometer.
What sites do I go to find out about gas mileage by car?
You can find the gas mileage of you car by searching it on cars.com and they have all types of other information that can tell you a lot about your car.
Why is car mileage important?
To save gas
What type of company car would get the best gas mileage?
The best mileage on any car usually comes from a hybrid car. The toyota prius and honda civic hybrid cars offer excellent gas mileage.
