Chevrolet Volt Is Leaking Oil

Discover the Common Causes of Oil Leaks in Your Chevrolet Volt and How to Address Them Effectively

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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 Chevrolet Volt 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 Chevrolet Volt 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.

How to Diagnose and Fix Oil Leaks in a Chevrolet Volt?

When tackling oil leaks in your Chevrolet Volt, it's essential to adopt a systematic diagnostic approach that prioritizes simpler solutions before delving into more complex repairs. Start by identifying the leak's location, which often involves inspecting common culprits like the oil pan, oil filter, and valve cover gasket. Once you've pinpointed the area, check the oil levels to confirm if they are low, as this can indicate a leak that requires immediate attention. Next, inspect the gaskets and seals for any signs of wear or damage, as replacing these components can often resolve the issue. Additionally, ensure that all related components, such as the oil filter and drain plug, are securely tightened to prevent leaks from loose fittings. If the source of the leak remains elusive, consider using UV dye, which can help illuminate the leak under a UV light after running the engine. Finally, based on your findings, you may need to repair or replace damaged parts to effectively stop the leak. By following this structured approach, you can efficiently diagnose and fix oil leaks, ensuring your Chevrolet Volt remains in optimal condition.

How to Address Oil Leaks in a Chevrolet Volt?

When dealing with oil leaks in a Chevrolet Volt, it's essential to understand the common problems that may arise. One frequent issue is the deterioration of gaskets and seals, which can lead to oil seeping from various engine components. Additionally, worn-out oil filters or loose drain plugs can also contribute to leaks. It's important to check for signs of oil pooling under the vehicle or on engine parts, as these can indicate the source of the problem. If you notice a significant drop in oil levels or the low oil pressure warning light activates, these are clear signals that immediate attention is required. While minor leaks can often be remedied with an oil leak stopper, more severe issues may necessitate professional intervention to prevent further damage to the engine. By being aware of these common problems, you can take proactive steps to maintain your Chevrolet Volt and ensure its longevity.

What Should You Do If Your Chevrolet Volt is Leaking Oil?

If you discover that your Chevrolet Volt is leaking oil, it is crucial to act swiftly to prevent further complications. An oil leak can lead to low oil levels, which may cause the engine components to grind against each other, generating excessive heat and potentially resulting in catastrophic engine failure. Start by identifying the source of the leak, as it could stem from various components such as the oil cap, oil pan, or engine gaskets. Inspecting these areas can help you pinpoint the issue. If the leak is significant, it is advisable to avoid driving the vehicle, as this could exacerbate the problem and lead to costly repairs. If you are uncertain about diagnosing or fixing the leak, seeking assistance from a qualified mechanic is a wise choice. Promptly addressing an oil leak not only safeguards your vehicle's performance but also ensures your safety on the road.

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