2017 Mercedes-Benz GLE550e Is Leaking Oil

Identifying the Causes of Oil Leaks in Your 2017 Mercedes-Benz GLE550e and How to Address Them

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Reviewed by
Devin Cabugcal
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 2017 Mercedes-Benz GLE550e 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 2017 Mercedes-Benz GLE550e 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 steps should I take to diagnose the oil leak in my 2017 Mercedes-Benz GLE550e?

When diagnosing an oil leak in your 2017 Mercedes-Benz GLE550e, it's essential to adopt a systematic approach that prioritizes simplicity before delving into more complex issues. Begin by locating the leak; check beneath the vehicle for any visible oil spots or puddles, as this can provide immediate clues about the source. Next, inspect the engine compartment for oil residue around critical components like the oil filter, oil pan, and valve cover gasket, as these areas are common culprits for leaks. It's also crucial to check the oil level; a significant drop may indicate a leak that needs addressing. Pay particular attention to the oil filter and oil pan for any signs of damage or wear, as these can lead to leaks if not functioning correctly. Lastly, examine the valve cover gasket, which seals the valve cover to the engine, for any signs of deterioration. If these steps do not reveal the source of the leak or if the problem appears more complicated, consulting a qualified mechanic is advisable for a thorough inspection. By following this diagnostic approach, you can effectively identify and address the oil leak in your vehicle.

What are the common causes of oil leaks in a 2017 Mercedes-Benz GLE550e?

When dealing with oil leaks in a 2017 Mercedes-Benz GLE550e, 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, leading to leaks. Similarly, the valve cover gasket is another component that can deteriorate, especially in older models, resulting in oil seeping out. Additionally, the oil filter housing gasket may also be a source of leaks if it has worn out, as it plays a vital role in sealing the oil filter. Another area to inspect is the oil cooler lines, which can develop leaks due to wear and tear or physical damage. Lastly, a cracked or damaged oil pan can also lead to significant oil loss. Addressing these issues promptly is essential not only for maintaining engine health but also for ensuring the vehicle operates efficiently. Regular inspections and maintenance can help you catch these problems early, allowing for a DIY fix before they escalate into more serious concerns.

How urgent is it to address the oil leak in my 2017 Mercedes-Benz GLE550e?

Addressing an oil leak in your 2017 Mercedes-Benz GLE550e is not just a matter of routine maintenance; it is a pressing issue that requires immediate attention. Ignoring an oil leak can lead to severe engine damage due to insufficient lubrication, which is vital for the smooth operation of your vehicle. Additionally, the presence of leaking oil poses a significant safety risk, as it can drip onto hot engine components, increasing the likelihood of a fire. Beyond personal safety, neglecting this issue can have environmental repercussions, as spilled oil can contaminate soil and water sources. Therefore, it is crucial to act swiftly and resolve any oil leaks to protect your vehicle's integrity, ensure your safety, and minimize environmental harm. Taking prompt action not only preserves the performance of your GLE550e but also safeguards your investment in the long run.

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