Changing engine oil is one of the most important car maintenance routines you can perform yourself. Not only does it help maintain your vehicle’s performance and reliability, but it also saves you money in the long run. Whether you’re a beginner or a seasoned DIY enthusiast, learning how to change oil in a car is a valuable skill that empowers you to take better care of your vehicle.
In this comprehensive guide, we’ll cover everything you need to know about how to change engine oil from why it’s essential, what tools you need, and how to do it safely and effectively.
Why Changing Engine Oil Matters
Oil plays a critical role in engine performance. It keeps all the moving parts lubricated, helps regulate temperature, reduces friction, and captures harmful debris and sludge. When oil becomes old or dirty, it can’t do its job properly. That’s why routine oil changes are key to preventing engine wear and extending your car’s life.
If you don’t change oil regularly, you risk:
Sludge buildup inside the engine
Increased friction and overheating
Reduced fuel efficiency
Potential engine failure or expensive repairs
Most automakers recommend an engine oil change every 3,000 to 7,500 miles, but this varies based on your driving habits, oil type, and car model. Always check your owner’s manual for guidance.
Tools & Materials You Need to Change Car Oil
Before you begin changing engine oil, gather these essentials:
New engine oil: Make sure it meets the specifications in your manual
New oil filter:
Oil drain pan: to catch old oil
Wrenches: Usually a socket wrench set
Funnel: For clean, precise pouring
Car jack and jack stands: or ramps – For safe undercar access
Oil filter wrench: Makes removing the old filter easier
Gloves and rags/paper towels: For a cleaner experience
New washer: (crush washer for drain plug, if needed)
Oil disposal container: For recycling the used oil
How to Change Engine Oil at Home – Step-by-Step
Step 1: Prep the Car
Park your vehicle on a level surface.
Let the engine cool for about 10–15 minutes to avoid burns.
Engage the parking brake.
Raise the front of your car with a jack and secure it with jack stands or use ramps for convenience.
Step 2: Locate Key Components
Drain Plug: Usually found under the oil pan at the bottom of the engine.
Oil Filter: Typically on the side of the engine block. The location may vary depending on your make and model.
Step 3: Drain the Old Oil
Position the oil drain pan under the drain plug.
Use your wrench to loosen and remove the plug.
Allow all the oil to drain this can take several minutes.
Inspect the plug and replace the washer if it’s worn.
Step 4: Remove the Old Filter
Use your oil filter wrench to loosen the old filter.
Expect a small amount of oil to spill, so have your drain pan ready.
Wipe the mounting surface clean.
Step 5: Install the New Oil Filter
Rub a little fresh oil on the new filter’s gasket.
Screw it on by hand firm but not too tight.
Check for leaks and make sure it’s seated correctly.
Step 6: Add New Oil
Reinsert and tighten the drain plug.
Open the oil fill cap and place the funnel.
Pour in the recommended amount of new engine oil slowly.
Check oil levels with the dipstick, wipe clean, recheck, and adjust if needed.
Step 7: Run the Engine and Recheck
- Start your engine and let it idle for 5–7 minutes.
- Turn it off and check around the filter and plug for any signs of leakage.
- Recheck the oil level and top up if necessary.
Step 8: Properly Dispose of Used Oil
Never dump oil down a drain or in the trash. Instead:
Pour the used oil into a sealed container.
Bring it to a local recycling center, auto parts store, or oil change shop that accepts used oil.
Extra Tips for a Smooth Oil Change
Stay consistent: Track your mileage and stick to a regular oil change schedule.
Keep records: Maintain a log of when and how you change engine oil to stay on top of maintenance.
Use quality parts: Investing in a good filter and high-quality oil makes a difference.
Watch for warning signs: If your oil looks sludgy or smells burnt, don’t wait change oil immediately.
Know your driving conditions: Short trips and extreme weather may require more frequent oil changes.
Common Questions About Changing Engine Oil
How often should I change car oil?
Most vehicles need an oil change every 3,000 to 7,500 miles. Synthetic oils may last longer, but it depends on your car and how you drive.
Can I switch oil brands or types?
Yes, but make sure the oil meets the specifications listed in your owner’s manual. Switching between synthetic and conventional oil is generally safe.
What happens if I don’t change engine oil?
Skipping oil changes can cause engine wear, poor performance, overheating, and even complete engine failure over time.
Final Thoughts on How to Change Oil in Car
Now that you know how to change engine oil, you’re better equipped to keep your vehicle in top shape while saving money. Whether you’re doing it for the first time or as part of regular upkeep, learning to change car oil is empowering and practical.
Just remember: always double-check your work, dispose of oil responsibly, and consult a mechanic if you’re unsure about any part of the process. Happy wrenching!
Have any questions about how to change engine oil or need assistance? Drop a comment below or contact us at Roaring Wheels. We’re here to help!
