2019 Hyundai Elantra GT Is Leaking Oil

Address Oil Leaks in Your 2019 Hyundai Elantra GT Effectively

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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 2019 Hyundai Elantra GT 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 2019 Hyundai Elantra GT 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.

An oil leak may be noted on the ground where the vehicle is parked. However, many vehicles have plastic trays underneath the engine that may catch leaking oil and conceal the leak. In such cases, a low oil level, a burning oil smell, or even smoke from oil burning in the engine bay may be noted.

»MORE: Signs of a bad oil pan gasket

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 potential causes of an oil leak in a 2019 Hyundai Elantra GT, and how can they be diagnosed?

When diagnosing an oil leak in a 2019 Hyundai Elantra GT, it's essential to adopt a systematic approach that begins with the most accessible components. Start by locating the leak; check under the vehicle for any visible oil pooling or dripping. Once you have identified the general area, inspect the gaskets, such as the valve cover and oil pan gaskets, for signs of wear or damage, as these are common culprits. Next, examine the oil drain plug to ensure it is securely tightened and not contributing to the leak. The oil pan itself should also be inspected for cracks or corrosion, which can occur from road debris. Additionally, check the oil filter for proper installation and any signs of damage, as a faulty filter can lead to leaks. Lastly, don't overlook the seals and O-rings in the engine, as these can degrade over time and cause oil to escape. By following this diagnostic approach, you can effectively identify and address the source of the oil leak, ensuring your vehicle remains in optimal condition.

What are the common causes of oil leaks in a 2019 Hyundai Elantra GT?

When diagnosing oil leaks in a 2019 Hyundai Elantra GT, it's crucial to understand the common culprits that may be at play. One frequent issue is a worn or damaged oil pan gasket, which can deteriorate over time and lead to significant leaks. Similarly, valve cover gasket leaks are another prevalent problem, as these gaskets can also wear out, allowing oil to escape from the engine. Additionally, improper installation or damage to the oil filter can result in leaks, making it essential to ensure that the filter is securely fitted. The oil drain plug, located at the bottom of the oil pan, can become loose or damaged, contributing to leaks as well. Lastly, the rear main seal, situated at the back of the engine, is prone to wear and can develop leaks over time. Addressing these issues promptly is vital for maintaining engine health and performance, and regular inspections can help catch these problems early, allowing DIY enthusiasts to take corrective action before more significant damage occurs.

How urgent is it to address the oil leak in my 2019 Hyundai Elantra GT?

Addressing an oil leak in your 2019 Hyundai Elantra GT is not just a matter of convenience; it is a critical safety concern that demands immediate attention. Oil leaks can significantly reduce your engine's oil levels, leading to inadequate lubrication, which can cause severe wear and tear on engine components. Over time, this neglect can escalate into more serious problems, such as engine overheating or even catastrophic engine failure. The longer you wait to address the leak, the more likely you are to face costly repairs and diminished vehicle performance. Regularly checking your oil levels and being vigilant about any signs of leakage can help you maintain your car's health. Therefore, it is essential to consult a qualified mechanic as soon as you notice an oil leak to prevent further damage and ensure the longevity of your Hyundai Elantra GT.

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