2014 BMW 550i GT XDrive Is Leaking Oil

Identifying the Causes of Oil Leaks in Your 2014 BMW 550i GT xDrive and How to Address Them

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Reviewed by
Bo Fader
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 2014 BMW 550i GT xDrive is leaking oil are oil system component failure and leaking engine gaskets.
  • Oil System Components: A failure in oil system components, such as a worn oil pump or clogged oil filter, can lead to 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 2014 BMW 550i GT xDrive 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 steps should I take to diagnose the oil leak in my 2014 BMW 550i GT xDrive?

To effectively diagnose an oil leak in your 2014 BMW 550i GT xDrive, start with a thorough visual inspection of your vehicle. Look for any oil spots on the ground where you typically park, as these can indicate the presence of a leak. Next, regularly check your oil levels; a significant drop can signal a leak that needs attention. Focus on inspecting key engine components, including the oil filter, oil pan, valve cover, and oil cooler, as these areas are common sources of leaks. If the source remains elusive, consider adding UV dye to your engine oil, which can help illuminate the leak under UV light. For a more precise diagnosis, a pressure test can be conducted to pinpoint the exact location of the leak. If these methods do not yield results, or if you feel uncertain about the process, consulting a professional mechanic or a BMW specialist is advisable for a comprehensive evaluation. By following this diagnostic approach, you can systematically identify and address the oil leak in your BMW, ensuring your vehicle remains in optimal condition.

What are the common causes of oil leaks in a 2014 BMW 550i GT xDrive?

When dealing with oil leaks in a 2014 BMW 550i GT xDrive, it's crucial to recognize the common problems that may arise. One of the primary culprits is the failure of oil system components, which can include the oil pump, oil filter, or oil cooler. These components are vital for maintaining proper oil circulation and pressure, and any malfunction can lead to significant leaks. Additionally, leaking engine gaskets are another frequent issue, particularly the valve cover gasket and oil pan gasket, which can degrade over time due to heat and wear. Identifying these problems early is essential, as neglecting them can lead to more severe engine damage and costly repairs. By understanding these common causes, DIY enthusiasts can take proactive steps to diagnose and fix oil leaks, ensuring their BMW remains in optimal condition.

How urgent is it to address the oil leak in my 2014 BMW 550i GT xDrive?

Addressing an oil leak in your 2014 BMW 550i GT xDrive is not just a matter of convenience; it is a critical issue that demands immediate attention. Ignoring an oil leak can lead to severe engine performance issues, including overheating and, in the worst-case scenario, complete engine failure. The engine is particularly vulnerable, as oil leaks often originate from common areas such as seals and gaskets. If left unchecked, the oil can drip into lower components or burn off, making it difficult to trace the source of the leak. This can complicate repairs and potentially escalate costs. Therefore, it is essential to act swiftly to identify and rectify the leak, whether it requires a simple gasket replacement or a more intricate engine repair. By addressing the issue promptly, you not only safeguard your vehicle's performance but also prevent costly repairs down the line, ensuring your BMW continues to operate smoothly and reliably.

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