2017 Buick Encore Is Leaking Oil

Discovering the Causes of Oil Leaks in Your 2017 Buick Encore 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 2017 Buick Encore 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 2017 Buick Encore 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 2017 Buick Encore?

To effectively diagnose an oil leak in your 2017 Buick Encore, begin with a systematic approach that prioritizes simpler checks before delving into more complex issues. Start by locating the leak; inspect the ground beneath your vehicle for any signs of oil pooling or dripping, which can help you pinpoint the source. Next, examine the oil pan for cracks or damage, as this is a common culprit for leaks. Ensure that the oil filter is securely installed, as a loose or improperly fitted filter can also lead to oil loss. Don’t overlook the oil drain plug; if it’s loose, tightening it may resolve the issue. Additionally, inspect the valve cover gasket for wear, as this is another frequent source of leaks. Check the oil cooler lines for any signs of damage or leaks, and keep an eye on your oil levels over time to monitor for significant drops. By following this diagnostic approach, you can identify the source of the leak and take the necessary steps to address it effectively.

What are the common causes of oil leaks in a 2017 Buick Encore?

When dealing with oil leaks in a 2017 Buick Encore, 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. Another potential source is the valve cover gasket; if this component is faulty, it can allow oil to seep out, creating a mess under the hood. Additionally, a leaking oil filter, often caused by improper installation or a loose fit, can contribute to oil loss. Don't overlook the oil drain plug, as a degraded or improperly tightened plug can also be a source of leaks. Lastly, inspect the oil cooler lines for any cracks or damage, as these can lead to leaks in the engine compartment. By being aware of these common issues, DIYers can take proactive steps to diagnose and address oil leaks, ensuring their Buick Encore remains in optimal condition. Regular maintenance and thorough inspections are key to catching these problems early and preventing further engine damage.

How urgent is it to address the oil leak in my 2017 Buick Encore?

Addressing an oil leak in your 2017 Buick Encore is not just a matter of routine maintenance; it is a critical issue that demands immediate attention. Ignoring an oil leak can lead to a significant drop in oil levels, which compromises engine lubrication and increases the risk of severe engine damage. Furthermore, a leaking oil system 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 oil dripping onto hot engine components can create a fire hazard, putting both you and your vehicle at risk. Additionally, the longer you wait to fix the leak, the more extensive and expensive the repairs may become, as the problem is likely to worsen over time. Therefore, it is crucial to prioritize the repair of any oil leaks to maintain the safe and efficient operation of your Buick Encore.

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2017 Buick Encore Oil Leak Causes & Repair Costs | RepairPal