2007 Chrysler PT Cruiser Is Leaking Oil

Identifying Common Causes of Oil Leaks in Your 2007 Chrysler PT Cruiser 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 2007 Chrysler PT Cruiser 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 2007 Chrysler PT Cruiser 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 initial steps to diagnose the oil leak in a 2007 Chrysler PT Cruiser?

To effectively diagnose an oil leak in your 2007 Chrysler PT Cruiser, start by thoroughly degreasing and rinsing the engine. This step is crucial as it removes any built-up grime that could obscure the source of the leak. Once the engine is clean, inspect for common issues, particularly the oil pressure sender switch, which is known to be a frequent culprit in these vehicles. After driving, look for signs of severe oil leakage when the car is parked, as this can provide clues about the leak's origin. Additionally, keep an eye on your dashboard for warning lights, especially the "Check Oil" indicator, which can signal low oil levels or pressure issues. By following this diagnostic approach, you can systematically identify and address the oil leak, ensuring your vehicle runs smoothly.

What are the common causes of oil leaks in a 2007 Chrysler PT Cruiser?

When dealing with oil leaks in a 2007 Chrysler PT Cruiser, it's essential to understand the common problems that can arise. One of the primary culprits is the failure of oil system components, particularly worn-out seals and gaskets, which can lead to significant leaks if not addressed. Additionally, engine gaskets are notorious for leaking, especially as the vehicle ages, and can contribute to oil loss. External factors, such as damage from accidents or impacts, may necessitate the replacement of the oil pan, further complicating the issue. It's also worth noting that small oil leaks are relatively common in PT Cruisers, and while they may seem minor, they can accumulate over time and lead to more severe problems if left unchecked. By being aware of these potential issues, DIYers can take proactive steps to diagnose and repair oil leaks, ensuring the longevity and performance of their vehicle.

How urgent is it to address the oil leak in my 2007 Chrysler PT Cruiser?

Addressing an oil leak in your 2007 Chrysler PT Cruiser is not just a matter of routine maintenance; it is a critical issue that demands immediate attention. Ignoring an oil leak can lead to severe engine damage, which may result in costly repairs or even engine failure. Additionally, an oil leak can compromise your vehicle's performance, leading to decreased efficiency and reliability on the road. More importantly, the safety risks associated with oil leaks cannot be overlooked. Oil on the road can create hazardous driving conditions, increasing the likelihood of accidents, while oil exposure to hot engine components poses a fire risk. By addressing the leak promptly, you not only protect your investment but also ensure the safety of yourself and others on the road. Therefore, it is essential to take action as soon as you notice any signs of an oil leak to prevent further complications and maintain the overall health of your Chrysler PT Cruiser.

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