How to improve your Car's Gas Mileage?

With soaring oil prices its is has become inevitable for almost every person around the globe to improve his car fuel efficiency and mileage. Improving the fuel efficiency of your car is not a rocket science,by adopting some simple and easy-to-do economy measures you can considerably improve the fuel efficiency of your car.Here are some useful tips on how to improve the gas mileage of your car:

1. Engine Tuning: By keeping your engine tuned up with spark plugs in good condition,proper fuel ratio and proper spark timings you can considerably improve the gas mileage of your car. 
2. Keep Tyres Properly Inflated: Make sure the tyres of your car are properly inflated.Under inflated tyres cause your engine to exert force in overcoming the resistance offered by under inflated tyres while maintaining the speed you desire.Gas mileage of your car can be improved upto 3.3 percent by keeping the tyres of your care inflated to the proper pressures as recommended by the owner's manual of your car.
3. Try to Avoid Using Air Conditioner: You should use the air conditioner of your car only if it is inevitable, as the compressor of the air conditioner puts a lot of strain on the engine which greatly lowers the fuel efficiency of your car.
4. Use Good Engine Oil: Engine oil plays a major role in improving the life and fuel efficiency of your engine.Use synthetic engine oil with cleansing and fiction reducing additives.A good quality engine oil can improve the fuel efficiency of your engine by almost 12%. Also change the engine oil of your car after certain number of miles on regular basis.Also use manufacturer's recommended grade of motor oil.
5. Keep the Windows of your Car Closed at High Speed: While driving your car at high speed you should keep the windows of your car closed, as the engine of your car has to put a lot of extra force in overcoming the drag caused by the open windows of the car. 
6. Develop Good Driving Practices: The way you drive your car plays an important role in fuel consumed by your car. If you have the habit of abruptly speeding up your car and applying brakes suddenly,then this is not good for your engine as this type of driving practice puts a lot strain on your engine and your engine has to work really hard to speed up suddenly and to stop suddenly. While driving your car up a hill do not speed up your car as speeding up your car while climbing up a hill puts a lot of strain on the engine of your car as your engine is already working hard to overcome the force of gravity while climbing up the hill.This type of practice is not only results in poor fuel efficiency but also it may result in heating up the engine of your car.While driving on the road you should try to develop a habit of anticipating whether you have to speed up your car or slow down your car according to the traffic rush,turns on the road and condition of the road.This may help improve the fuel efficiency of your car.Rapid acceleration and braking wastes much fuel and on high way it may reduce the fuel efficiency by 33% and by almost 5 percent while driving around the town.
7. Avoid Engine Idling: Engine idling is not a good practice.It may waste  up to half gallon fuel per hour depending size of engine and use of air conditioner.So to save the fuel you should keep the engine turned off when your car is parked.It takes a very little effort but it may greatly help you save the fuel.