2019 Jeep Grand Cherokee Is Leaking Oil

Identifying the Causes of Oil Leaks in Your 2019 Jeep Grand Cherokee and How to Address 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 2019 Jeep Grand Cherokee 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 Grand Cherokee 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 Grand Cherokee?

To effectively diagnose an oil leak in your 2019 Jeep Grand Cherokee, begin with a systematic approach that prioritizes simplicity before delving into more complex assessments. Start by locating the leak; inspect the area beneath your vehicle for any visible oil drips or pools, which can provide immediate clues. Next, turn your attention to the engine itself, examining critical components such as the oil pan, valve cover gaskets, and oil filter for any signs of seepage or damage. It's also essential to check your oil level, as a significant drop may indicate a serious leak. Pay particular attention to the oil filter and the oil drain plug, ensuring they are secure and free from leaks. Additionally, look for oil stains or residue around gaskets and seals, as these can help pinpoint the leak's origin. If these steps do not reveal the source of the problem, or if the situation appears complicated, seeking a professional mechanic's expertise may be the best course of action. This methodical approach not only aids in identifying the leak but also ensures that you address the issue effectively and efficiently.

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

When diagnosing oil leaks in a 2019 Jeep Grand Cherokee, 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, leading to leaks. Additionally, valve cover gasket leaks are another common problem, as the gasket that seals the valve cover to the cylinder head can wear out, allowing oil to escape. The oil filter housing gasket is also susceptible to failure, which can result in significant oil loss if not addressed. Another area to inspect is the rear main seal, located at the back of the engine, which can develop leaks as the vehicle ages. Lastly, oil cooler line leaks can occur, where the lines transporting oil to and from the cooler may become compromised. By being aware of these potential issues, Jeep owners can take proactive steps to inspect and repair oil leaks, ensuring their vehicle runs smoothly and efficiently. Regular maintenance and timely inspections are key to preventing these problems from escalating and causing further engine damage.

How urgent is it to address the oil leak in a 2019 Jeep Grand Cherokee?

Addressing an oil leak in your 2019 Jeep Grand Cherokee is not just a matter of routine maintenance; it is a critical issue that demands immediate attention. An oil leak can lead to a significant drop in oil levels, which compromises the engine's lubrication system, increasing the risk of severe engine damage over time. Furthermore, if left unchecked, the leak can cause the engine to overheat, potentially resulting in catastrophic mechanical failures that could leave you stranded or facing costly repairs. The safety implications are equally concerning, as leaking oil can drip onto hot engine components, creating a fire hazard that endangers both you and your vehicle. By prioritizing the repair of an oil leak, you not only protect your engine's integrity but also ensure a safer driving experience. Therefore, it is essential to act swiftly and address any signs of an oil leak to prevent further damage and maintain the efficiency and safety of your Jeep Grand Cherokee.

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