2022 Chevrolet Express 3500 Is Leaking Oil

Identifying the Causes of Oil Leaks in Your 2022 Chevrolet Express 3500 and How to Fix Them

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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 2022 Chevrolet Express 3500 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 2022 Chevrolet Express 3500 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

A bad oil level sensor may cause a false reading of the engine oil level. The oil level warning light may illuminate even when the oil level (checked manually) is within an acceptable range. The warning light may also come on and off intermittently if the sensor is faulty. An error code may be sent to the PCM and a check engine light may come on the dashboard as well if the sensor is bad.

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 initial steps to diagnose an oil leak in a 2022 Chevrolet Express 3500?

To effectively diagnose an oil leak in your 2022 Chevrolet Express 3500, 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 visual check can often reveal the leak's source. Next, verify the oil level using the dipstick; a significant drop may indicate a serious leak that requires 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 critical engine areas, including the valve cover and oil pan, for any signs of wear or damage that could lead to leaks. If the source remains elusive, consider adding UV dye to the oil, which can help illuminate the leak under a UV light. For a more thorough investigation, a pressure test can be performed to pinpoint the exact location of the leak by pressurizing the oil system. Following these steps will help you systematically diagnose the issue and take appropriate action to resolve the oil leak.

What are the common causes of oil leaks in a 2022 Chevrolet Express 3500?

When dealing with oil leaks in a 2022 Chevrolet Express 3500, it's essential 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 be a source of oil leakage, so it's crucial to ensure that the filter is correctly fitted and in good condition. Another area to inspect is the oil drain plug; if it is loose or damaged, it can easily allow oil to escape. Valve cover gasket leaks are another common problem, as they can develop over time and result in oil seeping from the engine. Lastly, don't overlook the oil cooler lines, as wear and tear can lead to leaks in this area as well. By regularly inspecting these components and addressing any issues promptly, you can help maintain your vehicle's performance and prevent further damage.

How urgent is it to address the oil leak in my 2022 Chevrolet Express 3500?

Addressing an oil leak in your 2022 Chevrolet Express 3500 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, which is vital for the smooth operation of your vehicle. The risk of a breakdown increases significantly, potentially leaving you stranded and facing costly repairs. Moreover, an oil leak poses a serious safety hazard, as oil can drip onto hot engine components, creating a fire risk that endangers both you and your passengers. Additionally, the environmental impact of leaking oil cannot be overlooked; it can contaminate soil and water sources, contributing to pollution. Therefore, it is crucial to act swiftly and address any signs of an oil leak to protect your vehicle's integrity, ensure your safety, and minimize environmental harm.

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