2020 Mercedes-Benz AMG GT 53 Is Leaking Oil

Discover the Common Causes of Oil Leaks in Your 2020 Mercedes-Benz AMG GT 53 and How to Resolve 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 2020 Mercedes-Benz AMG GT 53 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 2020 Mercedes-Benz AMG GT 53 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.

An oil leak may be noted on the ground where the vehicle is parked. However, many vehicles have plastic trays underneath the engine that may catch leaking oil and conceal the leak. In such cases, a low oil level, a burning oil smell, or even smoke from oil burning in the engine bay may be noted.

»MORE: Signs of a bad oil pan gasket

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 initial steps to diagnose an oil leak in a 2020 Mercedes-Benz AMG GT 53?

To effectively diagnose an oil leak in your 2020 Mercedes-Benz AMG GT 53, start with a comprehensive visual inspection of both the engine bay and the area beneath the vehicle. Look for any signs of oil pooling or dripping, as these can indicate the leak's source. Next, check the oil levels to assess if there has been a significant loss, which may confirm the presence of a leak. Pay close attention to the oil filter and drain plug, ensuring they are secure and free from any signs of leakage. Inspecting gaskets and seals around critical components like the oil pan and valve cover is also crucial, as wear or damage here can lead to leaks. If the source remains elusive, consider performing a pressure test on the oil system to detect hidden leaks. For a more precise diagnosis, adding UV dye to the engine oil can help you pinpoint the leak's exact location when using a UV light. By following these steps, you can systematically identify and address any oil leaks in your vehicle, ensuring it remains in optimal condition.

What are the common causes of oil leaks in a 2020 Mercedes-Benz AMG GT 53?

When dealing with oil leaks in a 2020 Mercedes-Benz AMG GT 53, it's crucial to understand the common culprits that may be at play. One of the primary issues is the degradation of gaskets and seals, which can occur over time due to heat and wear, leading to leaks. Additionally, if you've recently changed the oil, ensure that the oil filter is securely tightened; a loose or improperly installed filter is a frequent source of leaks. Another area to inspect is the oil pan, as it can develop cracks or sustain damage that allows oil to escape. Don't overlook the oil drain plug either; if it's damaged or not installed correctly, it can also lead to significant leaks. Lastly, check for any cracks in engine components, as these can be more serious and may require professional attention. By regularly inspecting these areas and addressing any issues promptly, you can maintain your vehicle's performance and prevent further damage.

How urgent is it to address the oil leak in my 2020 Mercedes-Benz AMG GT 53?

When dealing with an oil leak in your 2020 Mercedes-Benz AMG GT 53, the urgency of the situation cannot be overstated. Oil is crucial for lubricating engine components, and a leak can quickly lead to a significant loss of oil, resulting in increased friction and heat that may cause severe engine damage. Moreover, neglecting this issue can compromise your vehicle's performance and efficiency, leading to potential safety hazards, such as oil dripping onto hot engine parts, which could ignite a fire. For DIY enthusiasts, it’s essential to act swiftly; inspecting the source of the leak and addressing it can save you from more extensive repairs and costs in the future. If you're not equipped to handle the repair yourself, consulting a qualified mechanic is advisable to ensure the problem is resolved effectively. Prioritizing this issue will not only enhance your vehicle's longevity but also ensure your safety on the road.

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