2010 Chevrolet Malibu Is Leaking Oil

Identifying the Causes of Oil Leaks in Your 2010 Chevrolet Malibu and How to Fix 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 2010 Chevrolet Malibu 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 2010 Chevrolet Malibu 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.

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 2010 Chevrolet Malibu?

To effectively diagnose the oil leak in your 2010 Chevrolet Malibu, start by thoroughly cleaning the engine area with a degreaser. This step is crucial as it removes old oil and grime, allowing you to see clean metal surfaces and better identify the leak's origin. Once the area is clean, inspect the space above the compressor for any visible signs of oil, as this is a common area for leaks. If the source remains elusive, consider using a dye specifically designed for oil leaks. Add the dye to your engine oil, then use a black light to illuminate the area; the dye will glow, revealing the leak's location. By following this methodical approach, you can efficiently diagnose the oil leak and take the necessary steps to repair it.

What are the common causes of oil leaks in a 2010 Chevrolet Malibu?

When addressing oil leaks in a 2010 Chevrolet Malibu, it's crucial to recognize the common problems that may be at play. Higher than normal crankcase pressures can lead to oil being forced out of seals and gaskets, creating leaks. Additionally, a faulty drain plug or oil filter cap can compromise the integrity of the oil system, resulting in unwanted oil loss. Over time, gaskets and seals naturally wear down, which can further exacerbate the issue as their ability to contain oil diminishes. An improperly installed or damaged oil pan is another potential culprit, as it must be securely fitted to prevent leaks. Lastly, overfilling the engine with oil can create excessive pressure, pushing oil out through seals and gaskets. By understanding these common causes, you can take the necessary steps to diagnose and fix oil leaks effectively, ensuring your Malibu runs smoothly.

How urgent is it to address the oil leak in my 2010 Chevrolet Malibu to prevent potential engine damage?

Addressing an oil leak in your 2010 Chevrolet Malibu is critical to prevent serious engine damage. Oil is vital for lubricating engine components, and a leak can lead to insufficient lubrication, which increases friction and accelerates wear on essential parts. If left unchecked, low oil levels can cause the engine to overheat, significantly raising the risk of catastrophic engine failure. Moreover, an oil leak can contaminate other engine components, such as spark plugs, which can impair your vehicle's overall performance. To maintain the health and longevity of your engine, it is essential to regularly monitor oil levels and promptly fix any leaks. Taking swift action not only protects your vehicle from expensive repairs but also ensures its reliable operation for the long haul.

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Common Oil Leak Causes in 2010 Chevrolet Malibu | RepairPal