How to Change Engine Oil

October 19, 2025 | By Asad Irshad

How to Change Engine Oil: Complete Car Oil Change Guide

Regularly changing your vehicle's engine oil is one of the most important parts of routine car maintenance. Engine oil lubricates moving engine components, reduces friction, helps control heat, and protects the engine from excessive wear. Over time, engine oil becomes contaminated and loses its effectiveness, which can affect engine performance and engine protection.

In this guide, you will learn how to change engine oil, why regular oil changes are important, what tools and materials are required, how to replace the oil filter, and how to check the engine oil level. If you prefer professional service, GariParts Pitstop Service Workshop in Karachi also provides professional car oil change and vehicle maintenance services.

Why Is Changing Engine Oil Important?

Engine oil plays an important role in keeping your vehicle's engine properly lubricated and protected. It reduces friction between moving engine components and helps prevent premature wear. Fresh engine oil also helps maintain smooth engine operation and supports reliable vehicle performance.

As engine oil is used, it gradually becomes contaminated and its protective properties can decrease. Regular oil changes help maintain cleaner oil circulation and proper lubrication, helping your engine operate efficiently for longer.

What Tools and Materials Do You Need?

Before starting an engine oil change, make sure you have the correct tools and replacement products for your vehicle.

New engine oil recommended for your vehicle
New oil filter
Oil filter wrench
Socket wrench or suitable adjustable wrench
Oil drain pan
Funnel
Shop towels or clean rags
Suitable container for used engine oil

Always check your vehicle owner's manual for the correct engine oil grade, oil capacity, oil filter specification, and recommended service interval before starting the oil change.

How to Change Engine Oil Step by Step

Step 1: Prepare Your Vehicle

Park your vehicle on a level and safe surface. Engage the parking brake and make sure the vehicle is properly secured before starting any maintenance work. Open the hood to access the engine oil filler cap and other engine components.

Allow the engine to reach a suitable temperature for draining the oil, while taking care to avoid contact with hot engine components or hot oil.

Step 2: Locate the Engine Oil Drain Plug

Refer to your vehicle owner's manual to locate the engine oil drain plug. Place an appropriate oil drain pan directly underneath the drain plug to collect the used engine oil.

Step 3: Drain the Old Engine Oil

Using the correct socket wrench or adjustable wrench, carefully loosen the oil drain plug. Remove the plug and allow the old engine oil to drain completely into the drain pan.

Once the oil has finished draining, inspect the drain plug and reinstall it securely according to the vehicle manufacturer's recommendations.

Step 4: Replace the Engine Oil Filter

Locate the oil filter and use an appropriate oil filter wrench to remove the old filter. Before installing the new oil filter, apply a small amount of fresh engine oil to the rubber gasket.

Install the new oil filter by hand until it is properly seated. Tighten it according to the filter or vehicle manufacturer's recommended instructions and avoid overtightening.

Step 5: Add New Engine Oil

Remove the engine oil filler cap and place a funnel into the filler opening. Add the recommended type and quantity of fresh engine oil specified for your vehicle.

Do not overfill the engine. After adding the recommended amount, securely replace the oil filler cap.

Step 6: Check the Engine Oil Level

Start the engine and allow it to run for a few minutes. Turn the engine off and wait for the oil to settle. Remove the dipstick, wipe it clean with a shop towel, and insert it fully again.

Remove the dipstick once more and check the engine oil level. If required, add a small amount of engine oil until the level reaches the recommended range.

Step 7: Check for Oil Leaks

After completing the oil change, check around the oil drain plug and oil filter for any signs of leakage. If you notice an oil leak, switch off the engine and have the issue inspected before driving the vehicle.

Step 8: Dispose of Used Engine Oil Responsibly

Transfer the used engine oil into a suitable sealed container. Never pour used engine oil onto the ground or into drains. Take the used oil to an appropriate recycling facility, automotive workshop, or service center that accepts used engine oil for responsible disposal.

Professional Car Oil Change Service in Karachi

If you do not want to change the engine oil yourself, GariParts Pitstop Service Workshop provides professional oil change services in Karachi. Our workshop is located in DHA Phase 2 Extension and provides a range of car maintenance and automotive services.

Our available vehicle maintenance services include:

Basic Care
Periodic Maintenance
Oil Change
General Check-Up
Transmission Fluid Replacement
Brake Service
Coolant Replacement
Injector Cleaning
Tune-Up
Vehicle Scanning
Brake Oil Change

Whether your car needs a routine engine oil change in Karachi, general inspection, periodic maintenance, or other vehicle service, the GariParts Pitstop team can help you keep your vehicle properly maintained.

GariParts Pitstop Service Workshop Location

GariParts Pitstop Service Workshop is your reliable one-stop solution for car maintenance, oil change, and auto repair services in Karachi. Our workshop provides convenient vehicle maintenance services for customers looking for professional automotive care.

Workshop Address:
38C, Sunset Lane #1, off 24th Commercial Street,
DHA Phase 2 Extension, Karachi (Near Master Juice)

Working Hours:
Monday to Sunday | 10:00 AM – 7:30 PM

Contact Number:
0335-4274060

Email:
hello@gariparts.com

Google Maps:
View GariParts Pitstop Service Workshop on Google Maps

Book an Oil Change Appointment with GariParts

Looking for a convenient oil change appointment in Karachi? You can book your vehicle service with GariParts Pitstop by providing your car details and preferred appointment time.

Car Maker:

Car Model:

Car Year:

Required Service: Oil Change

Preferred Date:

Preferred Time:

Your Name:

Phone Number:

Email:

Any Message:

For online booking, visit the GariParts Pitstop Service Appointment page:

Book Your Car Service Appointment with GariParts

How Often Should You Change Engine Oil?

The recommended engine oil change interval depends on your vehicle, engine type, oil specification, driving conditions, and manufacturer's recommendations. Always follow the maintenance schedule provided in your vehicle owner's manual.

Vehicles frequently driven in heavy traffic, dusty environments, extreme temperatures, or demanding driving conditions may require more frequent maintenance. Regular inspection of the engine oil level and condition can also help identify when servicing may be required.

Frequently Asked Questions About Engine Oil Changes

How Often Should I Change My Engine Oil?

The correct oil change interval depends on your vehicle and driving conditions. Always follow the oil change schedule recommended by your vehicle manufacturer.

Should I Replace the Oil Filter During an Oil Change?

It is generally recommended to replace the oil filter whenever the engine oil is changed. A new oil filter helps remove contaminants from the engine oil and supports effective oil filtration.

What Type of Engine Oil Should I Use?

Use the engine oil viscosity and specification recommended by your vehicle manufacturer. Check the owner's manual or consult a qualified automotive professional if you are unsure which engine oil is suitable for your vehicle.

Can I Change My Car Oil Myself?

Yes, an engine oil change can be performed yourself if you have the correct tools, replacement oil, oil filter, and knowledge of the procedure. If you are unsure about the correct oil or filter, professional servicing is recommended.

Where Can I Get an Oil Change in Karachi?

You can visit GariParts Pitstop Service Workshop in DHA Phase 2 Extension, Karachi for professional oil change and vehicle maintenance services. Our workshop is located near Master Juice and is open Monday to Sunday from 10:00 AM to 7:30 PM.

Book Your Car Oil Change Service with GariParts

Regular engine oil changes are an important part of vehicle maintenance. Fresh engine oil and a properly maintained oil filter help support smooth engine operation, reliable performance, and long-term engine protection.

If you need an oil change in Karachi or other car maintenance services, visit GariParts Pitstop Service Workshop in DHA Phase 2 Extension or book your appointment online.

Book Your Appointment – GariParts Pitstop

GariParts Pitstop – Car Maintenance & Oil Change Service in Karachi

Address:
38C, Sunset Lane #1, off 24th Commercial Street, DHA Phase 2 Extension, Karachi (Near Master Juice)