2021 Chevrolet Equinox Is Leaking Oil

Common Causes of Oil Leaks in Your 2021 Chevrolet Equinox 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 2021 Chevrolet Equinox 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 2021 Chevrolet Equinox 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 2021 Chevrolet Equinox?

To effectively diagnose an oil leak in your 2021 Chevrolet Equinox, begin with a systematic approach that prioritizes simplicity before delving into more complex diagnostics. Start by locating the leak; inspect the area beneath your vehicle for any oil drips or pooling, and check for oil stains on the engine and surrounding components. Next, verify the oil level in your engine; a consistently low level may indicate a leak. Focus on the oil filter and drain plug, ensuring they are secure and free from damage. Examine gaskets and seals, particularly the valve cover gasket and oil pan gasket, as these are common leak points. If the source remains elusive, consider adding UV dye to the oil, which can help highlight leaks under UV light after running the engine. For more challenging issues, a pressure test of the oil system can pinpoint hidden leaks. If these steps do not yield results or if you feel uncertain, consulting a qualified mechanic is advisable for a thorough inspection and repair recommendations. This methodical approach not only aids in identifying the leak but also ensures that you address the issue efficiently and effectively.

What are the common causes of oil leaks in a 2021 Chevrolet Equinox?

When diagnosing oil leaks in a 2021 Chevrolet Equinox, it's crucial to understand the common culprits that may be at play. One of the primary issues is a degraded or damaged oil pan gasket, which can wear out over time and lead to significant leaks. Additionally, a faulty oil filter can also be a source of leaks, as it may not seal properly, allowing oil to escape from the engine. Another frequent problem is a worn-out valve cover gasket, which can deteriorate and cause oil to seep out. It's also important to check the oil drain plug; if it is loose or damaged, it can result in oil leaking from the oil pan. Lastly, inspect the oil cooler lines for any cracks or damage, as these can also contribute to oil leaks. Addressing these issues promptly is essential to maintain your vehicle's performance and prevent further engine damage. Regular maintenance and inspections can help you catch these problems early, ensuring your Equinox runs smoothly.

How urgent is it to address the oil leak in my 2021 Chevrolet Equinox?

Addressing an oil leak in your 2021 Chevrolet Equinox is not just a matter of routine maintenance; it is an urgent issue that requires immediate attention. An oil leak can significantly reduce the oil levels in your engine, leading to inadequate lubrication of vital components. This lack of lubrication can cause severe engine damage over time, resulting in costly repairs or even complete engine failure. Moreover, neglecting an oil leak can lead to overheating, as the engine struggles to operate without sufficient oil, further exacerbating the risk of catastrophic damage. Additionally, the safety implications cannot be overlooked; leaking oil can drip onto hot engine parts, creating a fire hazard that endangers both you and your vehicle. By promptly addressing any signs of an oil leak, you not only protect your investment but also ensure the safe and efficient operation of your Equinox. Therefore, if you notice any oil leaks, it is crucial to take action immediately to prevent further complications and maintain the longevity of your vehicle.

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