2018 Ram 1500 Is Leaking Oil

Discovering the Causes of Oil Leaks in Your 2018 Ram 1500 and How to Address Them Effectively

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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 2018 Ram 1500 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 2018 Ram 1500 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 steps to diagnose the oil leak in a 2018 Ram 1500?

To effectively diagnose an oil leak in your 2018 Ram 1500, start by thoroughly inspecting the engine bay and the area beneath the vehicle for any visible signs of oil, such as stains or puddles. This initial step helps you locate the general area of the leak. Next, check the oil level using the dipstick; a significant drop in oil level can indicate a leak that needs immediate attention. Pay close attention to the oil filter and drain plug, as these components are common culprits for leaks; ensure they are secure and free from oil residue. Additionally, examine the gaskets and seals around the oil pan and valve cover for any signs of wear or damage, as these can often lead to leaks. If the source remains elusive, consider performing a pressure test, which can help identify leaks that are not easily visible. Should you find the process overwhelming or if the leak persists, consulting a mechanic is a wise choice to ensure a proper diagnosis and repair. By following this structured approach, you can effectively tackle the issue and maintain your vehicle's performance.

What are the common causes of oil leaks in a 2018 Ram 1500?

When dealing with oil leaks in a 2018 Ram 1500, 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. Additionally, a faulty or improperly installed oil filter can also result in oil escaping, so it's important to ensure that this component is correctly fitted and in good condition. Another area to inspect is the valve cover gaskets, as these can wear out and develop leaks, causing oil to seep into unwanted areas. Furthermore, issues with the oil drain plug, such as looseness or damage, can create leaks from the oil pan itself. Lastly, a leak in the rear main seal is another potential source of oil loss that should not be overlooked. Addressing these issues promptly is essential to maintain engine health and performance, and regular inspections can help catch these problems early, allowing DIY enthusiasts to tackle repairs before they escalate.

How urgent is it to address the oil leak in my 2018 Ram 1500?

Addressing an oil leak in your 2018 Ram 1500 is not just a matter of routine maintenance; it is a pressing issue that requires immediate attention. Ignoring an oil leak can lead to severe engine damage due to insufficient lubrication, as oil is vital for the smooth operation of engine components. Additionally, the presence of leaking oil creates a significant fire hazard, especially if it comes into contact with hot engine parts. The longer you delay repairs, the more extensive and costly the damage can become, potentially leading to a situation where a simple fix turns into a major overhaul. Therefore, it is crucial to act swiftly and address any signs of an oil leak to ensure the safety and longevity of your vehicle.

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