Oil Change Services 101: The Ultimate Guide

A vehicle oil change may seem simple, but it's a much more crucial preventative maintenance service than many people realize. The engine cannot run efficiently without clean oil, so keeping up with routine oil change services is the easiest and most effective way to keep your engine protected and running its best for as long as possible.

Like many things related to your vehicle, the more knowledge and understanding you have about oil changes, the better equipped you will be to take the best care of your vehicle.  

In this article, we’ve broken down everything you need to know about oil change services, from the benefits of regular oil changes to exactly what happens during a professional oil change.

Understanding the Critical Role That Engine Oil Plays

Essentially, oil is the lifeblood of your vehicle's engine. It is vital to keeping all the moving parts lubricated and preventing excess engine stress. As the engine runs, it generates significant heat and friction that can cause the metal components to wear down over time. 

Engine oil helps combat this by creating a thin film between the metal surfaces, reducing excess friction and heat buildup. Think of the oil as the engine's internal guardian, protecting it from damage and ensuring smooth operation. This not only helps extend the life of your engine but also improves its overall performance.

The Important Benefits of Regular Oil Changes

Regular oil change services are essential for maintaining your engine’s health, performance, and longevity. Here are some key benefits of staying on top of your recommended oil change routine:

1. Improved engine performance: Fresh, clean oil ensures optimal engine performance by providing necessary lubrication and reducing excess friction. This results in smoother and quieter engine operation and optimized power delivery.
2. Extended engine life: Regular oil change service helps prevent excessive wear and tear on vital components by keeping the engine properly lubricated. This can significantly extend the life of your engine and save you money on costly car service and repair down the road.
3. Enhanced fuel efficiency: As engine oil breaks down over time, it becomes less effective in reducing friction and maintaining proper lubrication. This can lead to increased fuel consumption because the engine must work harder to compensate for the lack of lubrication. Regular oil changes help keep your engine running efficiently, saving you money at the pump.
4. Reduced risk of engine failure: Neglecting routine oil changes can result in a buildup of destructive sludge and contaminants in the engine. This can clog oil passages, restrict proper lubrication, and increase the risk of engine failure. Regularly replacing the oil and oil filter can keep your engine clean and free from harmful deposits.
5. Warranty coverage maintained: Many vehicle manufacturers require regular oil changes as part of their terms of warranty coverage. Adhering to their guidelines for oil change service protects your engine and guarantees that any potential warranty claims remain valid.

Regular oil changes are a small investment that yields significant returns in terms of engine performance, longevity, and overall vehicle reliability.

The Different Types of Engine Oil

As mentioned above, the engine oil lubricates the internal engine components, reduces friction, and helps to dissipate heat. But the level at which that happens varies between the different types of engine oil. Here is a breakdown of the various options and their benefits:

Conventional Oil

Also referred to as standard oil, conventional oil is the most basic type of engine oil. It is derived from crude oil and undergoes minimal processing. This oil is suitable for vehicles with lower mileage. While conventional oil provides adequate lubrication, it may not offer the same level of performance as synthetic oils.

Synthetic Blend Oil

Synthetic blend oil combines conventional oil and full synthetic oil, offering a balance of performance and affordability. This type of oil is designed to provide a higher level of performance and engine protection than conventional oil. Synthetic blend oil is an excellent choice for vehicles that require extra protection, such as those used for towing or carrying heavy loads.

Full Synthetic Oil

Full synthetic oil is the top-of-the-line option when it comes to engine oil. It is made using a highly refined process that produces a purer and more uniform oil. This oil offers superior lubrication and protection, especially in extreme conditions. It can withstand high temperatures and provides better fuel efficiency. Full synthetic oil is what many vehicle manufacturers recommend for newer cars, and it is also recommended for high-performance vehicles or those that operate in harsh environments.

High-Mileage Oil

High-mileage oil is specifically formulated for vehicles with 75,000 miles or more. As a car ages, the engine experiences more wear and tear. High-mileage oil contains additives that help reduce oil consumption, prevent leaks, and minimize engine wear. This oil also helps to rejuvenate seals and gaskets, keeping the engine running smoothly.

Choosing the right engine oil for your vehicle is essential for its performance and longevity. Whichever type you opt for, each has its benefits. Consider your vehicle's age, mileage, usage, and input from a professional mechanic to make an informed decision.

How Often Should You Get an Oil Change?

One of the most common oil change questions drivers have is how often an oil change should be done. While the standard answer used to be every 3,000 miles, advancements in oil and engine technology have changed that. There are two things to consider when determining the best oil change interval for your vehicle: the manufacturer’s recommendation and the factors that affect oil change frequency.

Check the Manufacturer’s Recommendations

It's necessary to check your vehicle manufacturer’s recommendations. They provide specific guidelines tailored to your car's make, model, and engine type. Typically, you can find this information in your vehicle's owner's manual or on the manufacturer's website.

Manufacturers consider various factors when establishing their oil change intervals. These factors include the type of oil recommended for your engine, the driving conditions under which the vehicle is typically used, and the engine's design. By following the manufacturer's recommendations, you can help ensure your vehicle’s optimal performance.

Factors That Affect Oil Change Frequency

While manufacturer recommendations serve as a starting point, several other factors can influence how often you should have an oil change service done. Understanding the following considerations will help you make informed decisions about your vehicle's maintenance schedule:

1. Oil type: The oil used in your vehicle directly affects oil change frequency. Synthetic oils, for example, last longer than conventional oils and often can go without changing for 5,000 miles (or more, depending on the specific oil).
2. Driving habits: Your driving habits play a significant role in determining oil change frequency. If you frequently drive in city stop-and-go traffic or in dusty or extreme weather conditions, your oil may deteriorate faster. In these cases, more frequent oil changes may be necessary.
3. Mileage: While the 3,000-mile rule is no longer applicable to all vehicles, the number of miles driven is still an essential factor. If you regularly take long trips or have high daily mileage, your engine will benefit from more frequent oil changes. On the other hand, if you primarily use your vehicle for short trips, the oil will probably not degrade as quickly.
4. Vehicle’s age: Older vehicles may require more frequent oil changes due to increased levels of wear and tear on the engine. As an engine ages, it may develop leaks or burn oil, compromising its quality. Regular oil changes can help alleviate these issues and keep your engine running smoothly.
5. Maintenance history: If you have diligently followed the manufacturer's recommendations and maintained a consistent oil change schedule, you can usually stick to those guidelines. However, if you have missed oil changes or have experienced mechanical issues, it's best to consult a professional mechanic to assess the condition of your oil and determine the appropriate course of action.

By considering these factors and staying informed about your vehicle's needs, you can make an educated decision about the oil change frequency for your engine.

Signs That Your Vehicle Is Due for an Oil Change

As we’ve explained, oil keeps your engine running smoothly and lubricates its many moving parts, preventing excessive wear and tear. But you may be wondering how to know when your engine is overdue for an oil change. There are three key things that indicate your vehicle needs an oil change service:

Dashboard Warning Lights

One of the easiest ways to know if your vehicle needs an oil change is by paying attention to the warning lights on your dashboard. Most modern cars have sensors that monitor oil levels and quality. 

When these sensors detect an issue, they illuminate a warning light on your dashboard. This could be a simple reminder to check your oil or a more urgent signal that your oil levels are dangerously low. Either way, addressing these indicators and taking prompt action to get your oil changed is imperative.

Strange Engine Noises or Performance Issues

Another clear indicator that your vehicle is overdue for an oil change is if you are hearing strange engine noises or experiencing performance issues. As oil ages, it becomes less effective at reducing the friction between moving parts. This can lead to engine noises, such as knocking or tapping sounds. Additionally, old, dirty oil can cause your engine to perform poorly, resulting in sluggish acceleration, decreased fuel efficiency, and even engine stalls. If you notice any of these warning signs, your vehicle needs fresh oil as soon as possible to keep everything running smoothly.

The Oil on the Dipstick Is Very Dark and Gritty 

A visual inspection of your oil is a simple yet effective way to determine whether it's time for a change. Start by locating the dipstick. It is typically located near the engine and will have a bright yellow or orange pull ring. Pull it out and wipe off any oil with a clean cloth. Then, reinsert the dipstick fully and slowly remove it. Take a close look at the color and consistency of the oil on the dipstick. 

Fresh, clean oil should have a clear, amber color and a smooth texture. If the oil appears dark and gritty, it's a sign that it's been in use for too long and needs to be replaced. Keep in mind that the oil’s appearance can indicate other potential issues, such as coolant contamination or engine damage. Consulting a professional mechanic is always advisable if you have doubts.

By keeping these three things in mind, you can easily identify when it's time to schedule an oil change for your vehicle.

What To Expect During a Professional Oil Change

Routine oil changes can play a major role in maintaining your vehicle's performance and life span. However, you may wonder what to expect if you've never taken your car for a professional oil change. Here is exactly what happens:

Draining of the Old Oil and Filter Replacement

The first step in a professional oil change is removing the old, dirty oil. The mechanic will begin by locating the drain plug underneath the vehicle and placing a drain pan beneath it to catch the oil. Once the drain plug is removed, the old oil will flow out, including any deposits and contaminants that may have accumulated over time.

The mechanic will then replace the oil filter. The oil filter removes impurities from the oil as it flows through it, ensuring that only clean oil circulates through the engine. The filter doesn’t last forever, though. By replacing it, you can be confident that your oil continues to receive the most effective filtration.

Adding Fresh, New Oil to the Engine

Once the new oil filter has been installed, the mechanic will carefully add the correct amount of fresh, new oil to the engine. Your vehicle’s owner's manual will specify the exact amount of oil required. Most cars and sedans take five quarts of oil, while many SUVs and midsize pickup trucks take six to seven quarts.

After the new oil is added, the mechanic will usually start the engine and check for any oil leaks while the vehicle is running.

Lubrication of High-Wear Areas

In addition to changing the oil and filter, professional oil change services also lubricate high-wear areas. The mechanic will apply fresh oil to components such as door hinges, chassis, bearings, and suspension parts. This lubrication helps reduce friction, preventing premature wear and tear, and maintains smooth operation of these critical parts.

Checking the Other Fluid Levels and Topping Off As Needed

During a professional oil change, the mechanic will also check the fluid levels of other essential components of your vehicle. This usually includes transmission, power steering, brake fluids, and coolant. If any of these fluids are low, the mechanic will top them off to the recommended levels. This thorough inspection ensures that all vital fluids are at their optimal levels, contributing to your vehicle’s overall performance and safety.

Inspection of Other Vehicle Components

Lastly, a professional oil change involves a comprehensive inspection of various vehicle components. The mechanic will visually inspect the belts, hoses, and air filters, checking for any signs of wear or damage. They will also examine the battery, tire pressure, and lights to confirm that everything is in proper working order. This inspection enables the technician to identify any potential issues early on, preventing more significant problems down the road and saving you money on the need for more in-depth auto repair.

As you can see, professional oil change service involves much more than just draining and replacing the old oil. By entrusting your vehicle to a professional for this service, you can have peace of mind knowing that your car will receive the high level of care and attention that it deserves.

Keep Your Engine Running Its Best With Routine Oil Change Service 

The best and easiest investment you can make is to stick to the recommended schedule of oil change service for your vehicle. Doing so will help keep your engine running optimally. Now you should have a better understanding of this vital maintenance service.

When you need someone to help keep your engine protected and running its best, look no further than the ASE-certified master mechanics at Tire Works. Our expert service team is here to meet all of your vehicle’s auto service needs, from routine oil change services to transmission repair and everything in between!