2012 Chevrolet Volt Is Leaking Oil

Identifying the Causes of Oil Leaks in Your 2012 Chevrolet Volt 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 2012 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 2012 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.

What are the first steps to diagnose an oil leak in a 2012 Chevrolet Volt?

When diagnosing an oil leak in a 2012 Chevrolet Volt, it's crucial to follow a structured approach that emphasizes simplicity and thoroughness. Begin by locating the leak; check underneath the vehicle for any visible oil spots or drips, which can help pinpoint the source. The oil pan is often a common area for leaks, so inspect it for cracks, loose bolts, or any signs of wear. Next, examine the oil filter to ensure it is properly installed and not damaged, as a faulty filter can lead to significant leaks. Additionally, check the oil drain plug for tightness and inspect the gasket for deterioration, as these can also be sources of leaks. Don't forget to assess the gaskets and seals within the engine, such as the valve cover and oil pan gaskets, since they can wear out over time. Lastly, monitor your oil levels closely; a sudden drop may indicate a serious issue that needs immediate attention. By following these steps, you can effectively diagnose and address oil leaks in your Chevrolet Volt, ensuring your vehicle remains in optimal condition.

What are the common causes of oil leakage in a 2012 Chevrolet Volt?

When dealing with oil leakage in a 2012 Chevrolet Volt, it's essential to understand the common problems that may arise. One of the primary culprits is the failure of oil system components, which can lead to leaking engine gaskets. Additionally, the front crank seal and lower oil pan are known to be potential sources of leaks. It's also important to consider external factors, such as incorrect oil level readings, which can exacerbate the issue. To effectively diagnose the problem, owners should inspect their vehicle with a flashlight, looking for signs of oil pooling or dark puddles beneath the car. If the dashboard oil light illuminates, it serves as a critical warning that an oil leak may be present and requires immediate attention. By being vigilant and proactive in identifying these common causes, Chevrolet Volt owners can take the necessary steps to maintain their vehicle's performance and extend its lifespan.

How urgent is it to address the oil leak in my 2012 Chevrolet Volt?

Addressing an oil leak in your 2012 Chevrolet Volt is not just a matter of routine maintenance; it is a pressing issue that requires immediate attention. Neglecting this problem can lead to a significant drop in oil levels, which compromises the lubrication of essential engine components. Over time, this can result in severe engine damage, leading to costly repairs or even complete engine failure. Moreover, an oil leak poses serious safety risks, as oil can drip onto hot engine parts, creating a fire hazard. The urgency of resolving an oil leak cannot be overstated, as it directly impacts both the performance and safety of your vehicle. By taking prompt action, you can prevent further damage and ensure the longevity of your Chevrolet Volt, making it crucial to address any signs of an oil leak without delay.

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