Why is it necessary to change the oil in cars?

When you are young, you spend a significant amount of time being driven around in a vehicle. You may be a passenger in a car going to or coming from a school event. Perhaps you take the bus to soccer practice or your grandmother’s house. You spend many miles each week as a passenger!

You might daydream about the day when you will be the one driving. But have you ever thought about the additional responsibilities that come with having a driver’s license? You probably understand that you will need to fill up the car with gas. But what about routine maintenance?

Have you ever helped a friend or family member change the oil in a car or truck? Or have you patiently waited at a garage while the oil was being changed in a family sedan? Have you ever wondered why it is necessary to change the oil in a car?

There may be other things that need to be checked and fixed on a car from time to time. However, changing the oil is likely the most important part of routine maintenance for any vehicle. During an oil change, the old oil is removed from the engine and replaced with new, fresh oil. Usually, the engine oil filter is also replaced at the same time.

Automobile engines have numerous moving parts. As these parts move and rub against each other, the friction generates heat. Oil lubricates the engine and absorbs heat, allowing the internal parts to work together effectively without overheating.

Over time, the engine oil breaks down and becomes less effective at lubricating the engine and absorbing heat. As a car owner, your objective is to change the oil in your engine before it breaks down and causes major engine problems.

So how often should you change your oil? It depends on several factors, including your driving habits, the age of your engine, and your location. Many mechanics suggest changing the oil every 3,000 miles. Automobile manufacturers may recommend a longer interval, such as 5,000 miles. If you use special synthetic oil, you might be able to go 10,000 miles between oil changes!

For most people, an oil change every 5,000 miles would suffice. However, if you tend to drive at high speeds, have an older engine, or live in an extremely hot, cold, or dusty area, you might want to consider changing your oil more frequently.

Can you change the oil in your car by yourself? Yes, you can! But you will need a few specific supplies to do so. You will need fresh oil, a new oil filter, an oil pan, an oil-filter wrench, and a funnel. You may also need ramps or a jack to raise the car.

Changing the oil in a car is not a complicated process, but it does take time. It can also be a dirty job! Some people prefer to take their vehicle to a mechanic for professional service. What will you choose to do? If you do not mind getting a little dirty and putting in some effort, changing the oil yourself can be much cheaper!

Give it a try

Are you ready to get your hands oily? Explore the following activities with a friend or family member:

Learning About Changing the Oil in a Car

Are you interested in learning more about how to change the oil in a car? If so, there are a few different ways you can start gaining knowledge and experience in this area.

1. Get Hands-On Experience

One option is to find someone you know who changes their own oil and ask if you can help them with the process. This could be a friend or family member who is willing to let you assist them in changing the oil in their car. It can be an exciting and educational experience to get underneath a car and see the oil change process up close. Additionally, by learning these skills at a young age, you’ll be better equipped to maintain your own vehicle in the future.

Another possibility is to ask an adult friend or family member to take you on a field trip to a local business that provides oil change services. While there, you can observe the process from start to finish and ask any questions you may have. Who knows, they might even allow you to help out!

2. Understand the Role of Oil in an Engine

Another interesting aspect to explore is how oil helps an engine run smoothly. Take the time to learn more about how an internal combustion engine works and then explain it to a friend or family member. This will not only deepen your understanding of the topic but also allow you to share your newfound knowledge with others.

3. Familiarize Yourself with Tools and Substances

To become more familiar with the tools and substances involved in an oil change, consider visiting a local auto parts store with a friend or family member. Ask someone at the store to show you the various items needed for changing the oil in a car. Take note of how many different types of motor oil they have and compare their similarities and differences. Additionally, explore the variety of oil filters they have for sale and find out which one is used for your family vehicle. This will be a fun and educational way to learn about the different tools and substances used in vehicles.

Wonder Sources

  • http://www.edmunds.com/car-care/when-should-you-change-your-oil.html (accessed 14 Oct. 2019)
  • http://indianapublicmedia.org/amomentofscience/change-car-oil/ (accessed 14 Oct. 2019)
  • http://auto.howstuffworks.com/under-the-hood/vehicle-maintenance/change-oil-3000-miles.htm (accessed 14 Oct. 2019)


1. Why is it necessary to change the oil in cars?

Changing the oil in cars is necessary to ensure the proper functioning and longevity of the engine. Over time, the oil in the engine becomes contaminated with dirt, debris, and other particles that can cause damage. As the oil gets dirty, it loses its lubricating properties, making it difficult for the engine to operate smoothly. Regularly changing the oil removes these contaminants and replenishes the engine with fresh, clean oil, allowing it to run efficiently and reducing the risk of engine wear and tear.

2. How often should the oil be changed in a car?

The frequency of oil changes depends on several factors, including the type of oil used and the driving conditions. As a general rule of thumb, it is recommended to change the oil every 3,000 to 5,000 miles or every three to six months, whichever comes first. However, it is always best to consult the owner’s manual of your specific car for the manufacturer’s recommended oil change intervals. Additionally, if you frequently drive in severe conditions such as extreme temperatures or dusty environments, more frequent oil changes may be necessary.

3. What happens if the oil is not changed regularly?

If the oil is not changed regularly, it becomes dirty and loses its ability to effectively lubricate the engine’s moving parts. This can lead to increased friction and heat, causing wear and tear on the engine components. Over time, this can result in engine damage, reduced performance, and even engine failure. Neglecting regular oil changes can also lead to the buildup of sludge, which can clog the oil passages and prevent proper lubrication, further exacerbating the risk of engine problems.

4. Can I change the oil myself, or should I take it to a professional?

Changing the oil in a car can be done by either a professional mechanic or a skilled individual who is familiar with the process. While it is possible to change the oil yourself, it is important to have the necessary tools and knowledge to do it correctly. This includes knowing the type and amount of oil required, properly jacking up the car, and safely disposing of the used oil. If you are unsure or uncomfortable with performing the oil change yourself, it is recommended to take it to a professional to ensure it is done properly and to prevent any potential damage to the engine.

Leave a Reply

Your email address will not be published. Required fields are marked *