2022 Mercedes-Benz GLE350 Is Leaking Oil

Common Causes of Oil Leaks in Your 2022 Mercedes-Benz GLE350 and How to Address Them

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Reviewed by
Andrew Hajjar
Written by RepairPal Car Genius
Updated January 14, 2025
0%
80% chance it's the
Oil System Components
0%
20% chance it's the
Engine Gaskets
The most common reasons a 2022 Mercedes-Benz GLE350 is leaking oil are oil system component failure and leaking engine gaskets.
  • Oil System Components: A worn or damaged oil pump or filter can lead to low oil pressure, resulting in inadequate lubrication and potential engine damage.
  • Engine Gaskets: A worn or damaged engine gasket can lead to oil or coolant leaks, resulting in engine overheating or loss of lubrication.
Proper diagnosis will determine the exact cause of your symptom, saving you money on unnecessary repairs. The diagnostic experts at RepairPal Certified shops have the right tools and experience to solve any symptom.

How much does it cost to fix a 2022 Mercedes-Benz GLE350 is leaking oil?

Common Repairs

The total repair cost will vary based on the condition of your vehicle and the number of repairs needed to fix your symptom. Proper diagnosis will save you money by finding the exact repairs needed to fix your car right the first time.

Oil pans don't wear out or break like other parts, they generally only need to be replaced because of external damage from an accident or an improperly tightened drain plug. The main symptom you will experience is an oil leak underneath the engine of your car. The oil that leaks from a damaged oil pan will range from dark brown to dark black. If the leak is large enough or occurs for long enough the oil level will be low enough to turn the oil pressure or low oil level warning light on.

A bad oil level sensor may cause a false reading of the engine oil level. The oil level warning light may illuminate even when the oil level (checked manually) is within an acceptable range. The warning light may also come on and off intermittently if the sensor is faulty. An error code may be sent to the PCM and a check engine light may come on the dashboard as well if the sensor is bad.

The engine oil pressure warning light will come on if the engine oil pressure is low, or if the oil pressure sensor is faulty. In either case, engine power may be reduced significantly. The check engine light may also illuminate, and an on-board diagnostic (OBD) trouble code will be stored in the vehicle's computer.

What are the steps to diagnose the oil leak in a 2022 Mercedes-Benz GLE350?

To effectively diagnose an oil leak in your 2022 Mercedes-Benz GLE350, begin with a thorough visual inspection of the engine and undercarriage. Look for any signs of oil pooling or dripping, as these can indicate the leak's source. Next, check the oil levels to determine if there has been a significant loss, which may confirm the presence of a leak. Pay special attention to the oil filter and drain plug, ensuring they are secure and free from leaks. Inspecting gaskets and seals is also crucial, as wear or damage in these areas can lead to oil leaks. If the source remains elusive, consider performing a pressure test on the oil system to uncover hidden leaks. For a more advanced method, adding UV dye to the engine oil can help you identify leaks that are not visible to the naked eye when combined with a UV light. If these steps do not yield results, consulting a qualified mechanic may be necessary for a professional diagnosis and repair. By following this structured approach, you can efficiently identify and address oil leaks in your vehicle.

What are the common causes of oil leaks in a 2022 Mercedes-Benz GLE350?

When dealing with oil leaks in a 2022 Mercedes-Benz GLE350, it's crucial to understand the common culprits that may be at play. One frequent issue is a degraded or damaged oil pan gasket, which can wear out over time and lead to leaks. Similarly, valve cover gasket leaks are another common problem; if this gasket becomes worn or damaged, it can allow oil to escape from the engine. Additionally, the oil filter housing gasket can deteriorate, resulting in leaks from this area. Another potential source of oil leaks is the oil cooler seals, which can degrade and cause oil to leak around the cooler. Lastly, a rear main seal leak is a serious concern, as this seal is located at the back of the engine and is responsible for sealing the crankshaft. Addressing these issues promptly is essential to prevent further engine damage and maintain the vehicle's performance. Regular inspections and maintenance can help DIY enthusiasts catch these problems early, ensuring a smoother and more reliable driving experience.

How urgent is it to address the oil leak in my 2022 Mercedes-Benz GLE350?

Addressing an oil leak in your 2022 Mercedes-Benz GLE350 is not just a matter of routine maintenance; it is a critical step in safeguarding your vehicle's performance and safety. Ignoring an oil leak can lead to severe engine damage, as oil is vital for lubrication and cooling. A small leak can quickly escalate, resulting in costly repairs that could have been avoided with prompt attention. Moreover, oil spills can create hazardous driving conditions, increasing the risk of accidents. By taking immediate action, you not only protect your investment but also ensure that your vehicle operates efficiently and safely. If you're considering a DIY approach, be aware that timely inspection and repair are essential to prevent further complications, making it imperative to address any signs of an oil leak as soon as they arise.

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