2014 Chevrolet Impala Limited Is Leaking Oil

Identifying the Causes of Oil Leaks in Your 2014 Chevrolet Impala Limited and How to Fix 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 2014 Chevrolet Impala Limited 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 2014 Chevrolet Impala Limited 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 are the steps to diagnose the oil leak in a 2014 Chevrolet Impala Limited?

To effectively diagnose an oil leak in a 2014 Chevrolet Impala Limited, begin by conducting a thorough inspection of both the engine and the area beneath the vehicle for any visible signs of oil, such as stains or puddles. This initial step is crucial for pinpointing the potential source of the leak. Following this, check the oil level in the engine; a significant drop may indicate a leak that requires immediate attention. Focus on the gaskets and seals, especially around the valve cover, oil pan, and oil filter, as these are common areas where leaks occur. If the oil filter appears damaged or loose, it could also be contributing to the issue. For a more accurate diagnosis, consider performing a pressure test, which can help identify the exact location of the leak. If these steps do not lead to a resolution or if the repair seems too complex, it is advisable to consult a professional mechanic or a RepairPal Certified shop for expert assistance. This methodical approach not only aids in identifying the issue but also ensures that you address simpler fixes before progressing to more complicated diagnostics.

What are the common causes of oil leaks in a 2014 Chevrolet Impala Limited?

When diagnosing oil leaks in a 2014 Chevrolet Impala Limited, it's crucial to understand the common culprits that may be at play. One frequent issue is the deterioration of the oil pan gasket, which can wear out over time, leading to noticeable leaks. Similarly, valve cover gaskets are prone to wear and can also be a source of oil leakage. Another area to inspect is the oil filter housing gasket; if this component fails, it can result in significant oil loss. Additionally, the rear main seal is a critical part that, if compromised, can lead to leaks that are often difficult to detect. Lastly, don’t overlook the oil cooler lines, as leaks in these lines can contribute to oil escaping from the system. Addressing these issues promptly is essential not only for maintaining engine performance but also for preventing further damage. Regular inspections and maintenance can help you catch these problems early, ensuring your vehicle remains in optimal condition.

How urgent is it to address the oil leak in a 2014 Chevrolet Impala Limited?

Addressing an oil leak in a 2014 Chevrolet Impala Limited is not just a matter of routine maintenance; it is a critical issue that demands immediate attention. Ignoring an oil leak can lead to severe engine damage due to inadequate lubrication, which increases friction among engine components and can result in costly repairs. Furthermore, maintaining proper oil levels is essential for optimal engine performance; a leak can compromise this, leading to decreased efficiency and potential breakdowns. The safety risks associated with oil leaks cannot be overlooked either; oil dripping onto hot engine parts poses a fire hazard, making it imperative to act swiftly. Additionally, environmental concerns arise when oil leaks contaminate soil and water sources, highlighting the broader implications of neglecting this issue. Therefore, it is crucial for vehicle owners to prioritize the repair of any oil leaks to ensure the longevity of their vehicle, maintain safety on the road, and protect the environment.

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