Dodge D350 Is Leaking Oil

Common Causes of Oil Leaks in Your Dodge D350 and How to Fix Them Effectively

Find Repair Location
Reviewed by
Andrew Hajjar
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 Dodge D350 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 Dodge D350 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.

How to Diagnose and Fix Oil Leaks in a Dodge D350?

When tackling oil leaks in your Dodge D350, start by pinpointing the leak's location. Look for oil pooling under the vehicle or residue on engine parts, which can indicate where the leak is originating. Common culprits include the oil drain plug, oil filter gasket, rear main seal, and valve cover gasket. Once you have a general area identified, inspect the engine thoroughly for visible signs of oil. Regularly checking your oil level can also provide insights into whether you're experiencing significant oil loss. If the source remains elusive, consider using UV dye in the oil, which can help illuminate the leak under a UV light. Pay special attention to the oil pan gasket and valve cover gasket, as these are frequent sources of leaks. After identifying the problem, you can proceed with repairs, which may involve replacing worn gaskets or seals. By following this diagnostic approach, you can effectively address oil leaks and maintain your Dodge D350's performance.

How to Diagnose and Fix Oil Leaks in a Dodge D350?

When tackling oil leaks in a Dodge D350, it's essential to understand the common problems that can arise within the engine's oil system. One frequent issue is a worn or damaged oil filter gasket, which can lead to significant oil loss if not addressed promptly. Additionally, the oil drain plug may become loose over time, causing oil to seep out. Another common culprit is the rear main seal, which can wear down and result in leaks that are often difficult to detect. Valve cover gaskets are also prone to failure, especially in older models, leading to oil pooling around the engine. Regularly checking oil levels can help you identify these issues early, as a sudden drop in oil can indicate a leak. If you notice oil stains or wet spots around these areas, it’s a clear sign that further inspection is needed. Utilizing UV dye can be particularly helpful in pinpointing the exact source of the leak, making repairs more straightforward. By being aware of these common problems, you can take proactive steps to maintain your Dodge D350 and ensure its engine remains in optimal condition.

How to Address Oil Leaks in a Dodge D350?

Addressing oil leaks in your Dodge D350 is crucial not only for the vehicle's performance but also for your safety. Ignoring signs of oil leaks can lead to severe engine damage, increased repair costs, and even hazardous driving conditions. If you notice oil puddles under your vehicle or residue on the engine, it’s essential to act quickly. Regularly checking your oil level can help you identify leaks early, preventing further complications. When you pinpoint the source of the leak, whether it’s a gasket or seal, timely repairs can save you from more extensive damage down the line. Additionally, maintaining a routine of oil changes and inspections will help you catch potential issues before they escalate. By prioritizing these steps, you not only enhance the longevity of your Dodge D350 but also ensure a safer driving experience.

You’ve got options with RepairPal

Whether you need a more accurate auto repair estimate or help finding a reputable shop in your area, we’ve got you covered.