If you learn some basics of maintaining your car, you can save substantially on your car maintenance bills. One of the basic tasks associated with car maintenance is changing engine oil timely. Engine is the heart of a car. Therefore, it should be kept well conditioned. Changing engine oil periodically, as recommended by the manufacturer of the car ensures that your car remains in good condition. It also increases the life of your vehicle. Engine oil gets deteriorated with time. This happens because it reacts with air, water, and other contaminants. This makes the engine oil less efficient and it loses its lubrication property. This could lead to the rusting of the engine. Therefore, it is important to change oil. An oil changes in Toronto mechanic can charge you a lot for this simple task.