2019 Jeep Wrangler Is Leaking Oil

Discovering the Causes of Oil Leaks in Your 2019 Jeep Wrangler and How to Fix Them Effectively

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Reviewed by
Aisha
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 Jeep Wrangler 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 Jeep Wrangler 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 2019 Jeep Wrangler?

To effectively diagnose an oil leak in your 2019 Jeep Wrangler, begin with a systematic approach that prioritizes simplicity before delving into more complex assessments. Start by locating the leak; inspect the ground beneath your vehicle for any oil spots, which can provide initial clues. Next, conduct a thorough inspection of the engine components, focusing on areas like the oil pan, valve cover gasket, oil filter, and oil drain plug, as these are common culprits for leaks. Checking the oil level is also crucial; a significant drop may indicate a leak that needs immediate attention. Pay special attention to the oil filter, ensuring it is securely fastened and free from leaks. Additionally, examine the oil pan and gaskets for any signs of damage or wear. If the source of the leak remains elusive, consider using UV dye to help trace the leak with a UV light. Should your efforts not yield results, or if the situation appears complicated, seeking professional assistance is advisable to ensure a thorough diagnosis and repair. By following this structured diagnostic approach, you can efficiently identify and address the oil leak in your Jeep Wrangler.

What are the common causes of oil leaks in a 2019 Jeep Wrangler?

When diagnosing oil leaks in a 2019 Jeep Wrangler, it's essential to understand the common problems that may arise. One frequent culprit is a worn or damaged oil pan gasket, which can deteriorate over time and allow oil to escape. Similarly, valve cover gasket leaks are another common issue, as the gasket that seals the valve cover to the cylinder head can wear out, leading to oil seepage. Additionally, a faulty oil filter housing gasket can also result in leaks, making it crucial to inspect this area during maintenance. Another potential source of oil leaks is the rear main seal, located at the back of the engine, which can develop leaks as it ages. Lastly, oil cooler line leaks can occur due to wear and tear, contributing to oil loss. Regular inspections and maintenance can help identify these issues early, allowing DIY enthusiasts to address them promptly and maintain their vehicle's performance.

How urgent is it to address an oil leak in a 2019 Jeep Wrangler?

When dealing with an oil leak in a 2019 Jeep Wrangler, understanding the urgency of the situation is crucial for both safety and vehicle longevity. A minor leak may seem manageable, but even small leaks can escalate into major issues if left unattended. The severity of the leak directly impacts engine performance; oil is vital for lubrication, and a significant loss can lead to increased friction and potential engine damage. Moreover, oil leaks pose safety risks, as they can create slippery road conditions and increase the likelihood of fire hazards if oil drips onto hot engine components. Timely intervention not only safeguards your vehicle's performance but also prevents costly repairs down the line. Regular maintenance and prompt attention to oil leaks are essential practices for any Jeep owner, ensuring that your vehicle remains safe and reliable on the road.

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2019 Jeep Wrangler Leaking Oil: Causes & Repair Costs