Save 5% to 33% by avoiding speeding and aggressive accelerating and braking.
Save: $0.17–$1.14 per gallon
Each 5 mph you drive over 50 mph can lower gas mileage by 7% or more.
Save: $0.24–$0.48 per gallon
Fixing an out-of-tune engine can improve its efficiency by 4% on average.
Save: $0.14 per gallon
Under-inflated tires can lower gas mileage by 0.3% for every 1 psi drop in pressure of all four tires.
Save: Up to $0.10 per gallon
An extra 50 to 100 pounds can lower gas mileage by about 1% to 2%.
Save: $0.03–$0.07 per gallon
Idling gets 0 mpg. Turn off your engine when you are stopped and not in traffic.
Save: $0.02–$0.03 per minute
Using the wrong grade of motor oil can lower mileage by 1% to 2%.
Save: $0.03–$0.07 per gallon
You'll drive fewer miles and drive less while the engine is cold and inefficient.
It helps you maintain a constant speed, which can save gas.
It reduces engine speed, saving gas and reducing engine wear.