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How Much to Fix an Oil Leak: 6 Factors to Consider

Are you wondering how much to fix an oil leak in your car? Look no further! Oil leaks not only ruin the exterior of your vehicle, but they can also lead to engine problems if not detected and treated in time.

In this blog post, we’ll provide you with valuable information on the cost of fixing an oil leak and offer advice on prevention to help you avoid expensive repairs. So, if you want to keep your ride running optimally, read on!

Types of Engine Oil Leaks and Associated Repairs

1. Oil Filter Gasket: To fix an oil filter leak, the gasket must be properly tightened. If the old oil filter needs to be changed, make sure the mating surface is clean and that the old gasket is completely removed.

2. Oil Pump Gasket: To repair a leaking oil pump, it will need to be removed and replaced with a new one. It may also require changing out of the bolts or tightening them if they are loose.

3. Oil Pan Gasket: The best way to fix an oil pan gasket leak is to replace it with a new one that fits correctly. The bolt torque on the oil pan should also be checked for proper tightness before replacing the sealant.

4. Rocker Cover Gasket: To repair a leaking rocker cover gasket, the bolts must be tightened to ensure a proper seal. If they are not tight enough, it is possible that the gasket may need to be replaced with one of the different types available. Alternatively, liquid sealants can also be used as an OEM or replacement solution.

Related: Overdue Oil Change Symptoms

How Much to Fix an Oil Leak?

An oil leak repair cost may be around $300 to $500, including the labor charge if you need to replace only the valve cover gasket. If you have to replace the entire valve cover unit, including the gasket, the cost can be up to $1,000 or more depending on the brand and model of your car.

How Much to Fix an Oil Leak
How Much to Fix an Oil Leak

Related: Oil Pan Gasket Replacement Cost

Factors affecting engine oil leak repair cost?

1. Missing or Loose Screws & Bolts

One of the factors that can affect the cost of repairing an engine oil leak is the presence of missing or loose screws and bolts. This can happen due to human error during repair and maintenance, or because of worn-out components in older vehicles. Improper fastening of screws and bolts can cause leaks if they are not tightened to the manufacturer’s recommended specifications.

While fixing this issue is usually not expensive, additional costs may arise if the oil leak has caused further damage to the engine.

2. Oil Pan and Its Gasket

If the gasket is old and worn out, or if there is damage to the oil pan itself such as cracks or holes, a leak may occur.

Replacing an old gasket typically costs between $750 and $1,000, which includes both parts and labor. However, if the oil pan is damaged, the repair costs can exceed $1,000.

3. Oil Filter

Another factor that can affect the cost of repairing an engine oil leak is the condition of the oil filter. Loose caps or plugs, leaky seals or gaskets, and faulty installation are common problems that can result in oil leaks.

When using an aftermarket oil filter, it is important to ensure that it is the correct size and type for your vehicle. Incorrect alignment or installation of the oil filter can also cause leaks, so it is essential to follow the manufacturer’s instructions carefully. Additionally, it is crucial to use a filter that is compatible with the motor oil you are using.

Regular oil filter changes are recommended by all automakers to prevent clogging, which can restrict the flow of lubricant and cause severe damage to the engine. If the engine is damaged, repair costs will be significantly higher than the cost of fixing an oil leak.

4. Oil Filler Cap

The condition of the oil filler cap is another factor that can impact the cost of repairing an engine oil leak. The cap’s sole purpose is to cover and seal the mouth of the oil unit, so if it is old, damaged, poorly fitted, or improper, it can cause leaks.

Replacing the oil filler cap is a relatively inexpensive procedure and can be done quickly. It is important to purchase an accurate replacement for your.

5. Oil Drain Plugs

The condition of the oil drain plugs is another factor that can impact the cost of repairing an engine oil leak. These threaded bolts are located in the oil pan and have a gasket for effective sealing. With wear and tear over time, these plugs can become damaged and require replacement.

Replacing a damaged oil drain plug typically costs between $300 and $500, depending on the type of oil pan or sump and the make and model of the vehicle.

6. Oil Pump Seal

The condition of the oil pump seal is another factor that can impact the cost of repairing an engine oil leak. If the seal is damaged or worn out, it can cause leaks. In some cases, simply replacing the seal or O-ring can solve the problem. However, if the oil pump itself is damaged, it may be necessary to replace the entire unit, including the seal.

The cost of oil pump replacement can vary significantly depending on the make and model of the vehicle.

For example, replacing a BMW oil pump with an O-ring can cost around $500, with labor costs adding an additional $600. Therefore, the total cost of repairing an oil leak in this scenario would be approximately $1,100.

Symptoms of Engine Oil Leak

Proactively researching and staying knowledgeable about the signs of an oil leak can help you reduce repair costs for engine damage.

The sooner you spot the symptoms, the more money you will save in repairs!

Unexpected drips of oil appearing beneath your car

When you are getting ready to leave in your vehicle, it is a good practice to inspect your driveway or parking place for dark brown or yellow puddles.

If you don’t have a designated parking spot, the best way to identify if the leaking is coming from your car is by placing a cardboard piece or plastic plate below it when you park.

Leaks can pose potential oil pressure and level problems if they originate from your oil pan.

Related: Oil Pan Gasket Replacement Cost

Smoke from the Engine

If you start to see white or blue smoke billowing from the engine area of your vehicle, it is important to pay attention to this sign.

Unfortunately, oftentimes an oil leak can cause this smoke to appear and if left unchecked, the leaking oil can harm the oxygen sensors or cause gasket failure.

Flickering Dashboard Oil Light

This is one of the most important symptoms that you should be aware of and pay attention to.

If your vehicle’s oil light starts to flicker or remains illuminated, then it is a sign that your engine may not have enough oil. This could mean that there is an underlying issue with your car’s oil system and it needs to be addressed as soon as possible before more costly damage occurs.

Overheating of the Engine

Engine oil serves as a lubricant for the pistons and helps to prevent excessive heat buildup, which can lead to an engine meltdown. Without enough oil in your car, you’ll find the pistons grinding against one another and producing too much heat for your engine to handle.

Understandably, the consequences of such behaviors are dire, leading your car to lock up, overheat and possibly even stall!

Burning Oil Smell

If you’re hearing strange sizzles emanating from under your hood and smelling burning oil, it’s likely that oil is leaking onto your hot engine. When this happens, it usually gives off a thick and bitter odor like frying bacon.

Common Causes of Engine Oil Leaks

How Much to Fix an Oil Leak
How Much to Fix an Oil Leak

Engine oil leakage can have multiple sources, such as a leaky oil pan gasket, worn timing belt cover, or ruptured oil seal. To determine the precise cause of your engine’s problem and stop it from coming back again, consider checking out these possible culprits:

Not Maintaining the Oil Filter

Failure to regularly change or check the oil filter could lead to a variety of problems, including degradation and leakage. This can happen due to internal engine pressure causing the filter to weaken over time, a gasket that is tightened too much so that it causes damage, or an old gasket staying stuck on the engine when changing filters.

Damaged Oil Filler Cap

The oil filler cap, which is located on the side of your engine, helps to ensure that the oil doesn’t spill out and creates an airtight seal. If it’s not tightened properly or damaged in any way, then it can cause a leak.

Leaking Crankshaft or Camshaft Seals

The crankshaft and camshaft seals are located in between the engine block and the moving components of your car, such as the pistons. If these seals become worn out or damaged, then it can lead to leaking oil.

Blown Engine Gasket

Gaskets are essential for keeping fluids flowing in their intended place within an engine. They control the pathways through which oil is delivered, and these components usually have a lifespan of about 200,000 miles.

Overtime, however, the gasket’s integrity can start to wane and it will become more difficult for oil to travel through the pathways in which it once so effortlessly passed.

Overfilled Engine Oil

Many vehicle owners believe that by overfilling the engine oil, they can increase the protection level of their car. However, this is far from reality!

In fact, it can cause severe damage to your engine and lead to excessive leaking. When an engine is overfilled with oil, it puts too much pressure on the crankshaft seals and gaskets leading them to break down prematurely.

Worn Out Oil Filter

A worn out or clogged oil filter will also cause leaks if it is not replaced every 4-6 months as recommended by most car manufacturers. A dirty or damaged filter can reduce the amount of oil circulating through the engine and cause an accumulation in the pan which may eventually leak out.

Related: How Long To Let Engine Cool Before Adding Oil?

How to fix an engine oil leak?

How Much to Fix an Oil Leak 2
How Much to Fix an Oil Leak

Don’t wait to repair that engine oil leak. Ignoring the issue can lead to a bigger problem and hefty costs – so take action quickly! Here are some steps for fixing your car’s pesky oil leakage:

Pinpointing the Root Cause

The first step is to identify the root cause of the oil leak. Inspect the seal, oil pan plugs, and other areas beneath the car for potential problems. For older vehicles, there may be multiple underlying issues contributing to the problem.

Using an Additive to Address Minor Oil Leaks

If the oil leak is minor, consider using an additive. This can soften and condition the rubber seals to prevent leaks. Keep in mind that it may take some time for the additive to work.

Perusing the Service Manual

Consult the service manual for instructions on repairs and maintenance. If necessary, seek assistance from someone with more mechanical experience.

Repairing the Leak

Before beginning the repair, ensure that you have all necessary tools and equipment. Bolts should always be tightened to the recommended factory specifications, and the service manual should be consulted throughout the process.

Test Drive

After the repair is complete, go for a test drive. Check the oil level and inspect the engine for any signs of leakage. If the problem persists, continue troubleshooting until the root cause is identified and addressed.

How long does it take to fix an oil leak?

If you’re dealing with an oil leak, it can be a frustrating experience regardless of whether you intend to fix it yourself or get it done by a professional.

The amount of time required to repair the issue will depend on the type and severity of the leak.

Generally speaking, you can expect to spend at least 1-2 hours making repairs; however, if you opt to do this yourself, you should factor in 6 hours at minimum.

Additionally, if your car is older and may not have been maintained regularly, then more time may be needed to tackle any underlying issues that could have led to the oil leak..

Tips to Avoid Engine Oil Leaks

If you want to prevent oil leaks from occurring in the future, there are several measures you can take.

Some tips to avoid engine oil leaks include:

  • Checking your engine oil levels regularly
  • Regularly changing your car’s oil filter
  • Inspecting your vehicle for any visible signs of leakage
  • Using the correct type of oil for your car’s make and model
  • Seeking professional help when needed.

These are just a few tips that may help you to avoid the hassle of having to deal with an engine oil leak in the future. Taking preventive measures now could save you time, money, and a headache down the line!


FAQS about How Much to Fix an Oil Leak

Can Engine Oil Leak Repair be Done at Home?

Home engine oil leak repair can be accomplished with just a few easy steps. Make sure you have the right supplies on hand, like a car jack, jack stands, torque wrench and any special additives or replacement parts needed for the particular type of leak you’re dealing with.

Still, if you’re feeling unsure and don’t have the confidence to take on the task, then it may be worth it to entrust your vehicle to an experienced garage or mechanic.

Is an oil leak a big deal?

Yes, an oil leak can be a big deal if it is not addressed in time. If left untreated, the oil leak can cause significant damage to your engine and other components of your car.

Why does the oil plan leak?

Maintaining a healthy engine starts with preventing oil pan leaks. Old, damaged or insufficiently installed gaskets and high temperatures can put your car in danger of spilling fluids everywhere

Where are the 3 most common places for an oil leak to be found?

The three most common places for an oil leak to be found are the valve cover gasket, the camshaft seal and the oil pan

How long can you drive with an oil leak?

No matter what kind of vehicle you’re driving it’s not advisable to continue driving if you have an oil leak. However, if you only need to go a short distance, less than 10 miles, it can be much safer for your car and your wallet since the shorter trip gives you some wiggle room when it comes to the amount of oil left in your car

Can a car drive with an oil leak?

If you believe your car has an oil leak, it is advisable to not drive it until the issue is resolved. Since the engine can create a lot of heat as you drive, the temperature of the leaking oil may increase and run the risk of catching fire if it reaches your hot exhaust.

Can you stop a leaking oil pan gasket?

Yes, you can stop a leaking oil pan gasket by replacing the old gasket with a new one that fits properly and using sealant or adhesive such as RTV Silicone Gasket Maker as needed. Make sure that all parts are secured and tightened properly before starting your engine again. Additionally, pay

How do you temporarily fix an oil leak?

If you need to temporarily fix an oil leak, you can use products such as Stop Leak or Bar’s Leaks. These temporary fixes are made up of oils and resins that will help seal smaller leaks until a more permanent solution can be applied.

It’s important to note that these products should only be used for small, slow-leaking leaks.For larger or faster-leaking oil leaks, the best temporary fix is to replace the leaking gasket or part with a new one.


The cost to fix an oil leak can range from $300 to over $500 depending on the type of leak and the damage it has caused. It is important to have any engine oil leaks repaired as soon as possible in order to avoid more costly repairs down the road. Thank you for reading! We hope that this article was helpful in teaching you how much to fix an oil leak.

Timothy Ballard

I’m Timothy Ballard, owner of a used car dealership in Springfield. I love just about everything automotive, but I have a special place in my heart for trucks. I’m an ASE Certified Master Technician, so I know my way around a car. In my spare time, I enjoy traveling with my family and hiking new trails.

1 thought on “How Much to Fix an Oil Leak: 6 Factors to Consider”

  1. The cost of engine repairs can vary depending on the specific parts and labor involved. For instance, a valve cover gasket or O-ring replacement can typically range from $100 AUD. However, a comprehensive engine reseal may exceed $1000 AUD, especially if other components like the rear main oil seal, front oil seal, timing cover, and oil pan gaskets require replacement.

    In my personal experience, when I resealed a 5.7 liter Chevrolet LS1 V8 engine in late 2018 (excluding the rear main oil seal, which was replaced in 2016), the cost amounted to approximately $300-$400 AUD for a full reseal kit, including valve stem oil seals. To include additional components like piston rings and cylinder head gaskets, the cost can reach around $800-$1000 AUD.

    During the repair process, I also replaced the front timing cover gasket, front oil seal, and valve rocker cover seals. Additionally, I addressed a small crack on the oil pan by having it welded while it was removed from the engine. The seals and gaskets were ordered individually, as there was no requirement for new piston rings or valve stem oil seals.

    This revised format combines the content in a concise and logical manner, making it easier to follow and more appealing to readers.


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