2024 Mercedes-Benz GLS450 Engine Makes A Ticking Noise

Common Causes of Ticking Noises in Your 2024 Mercedes-Benz GLS450 Engine and How to Address Them

Find Repair Location
Reviewed by
Andrew Hajjar
Written by RepairPal Car Genius
Updated January 14, 2025
0%
12% chance it's the
Exhaust Leak
0%
88% chance it's
Something else
The most common reasons a 2024 Mercedes-Benz GLS450 engine makes a ticking noise are low oil level or pressure, an issue with the ignition system, or an exhaust leak.
  • Exhaust Leak: A damaged exhaust manifold or a loose connection in the exhaust system can cause an exhaust leak, resulting in increased noise and potential loss of engine power.
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 2024 Mercedes-Benz GLS450 engine makes a ticking noise?

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.

An engine leaking oil does not always make a puddle on the ground. A burning smell may be noticed from the front of the vehicle after driving. This is because engine oil leaks may fall onto hot engine components, especially the exhaust manifold, and burn off before making it to the ground. This poses a risk to the engine because the leak going unnoticed may deplete the engine oil reserve, and lead to an oil starvation issue. Some engine oil leaks only occur while the engine is running, so the leak may be larger than the small spot on the ground makes it seem.

Noises can be accompanied by many annoying or worrisome sensations. Consider the noise of grinding brakes, the noise sounds much like the brake pedal and steering wheel feel. This is important, as random noises can be difficult to replicate without knowing when the sound occurs, what must be done to make the sound, and what sound it is. Any professional technician can replicate and diagnose most noises, but to ensure the vehicle is more quickly diagnosed, make sure you tell your technician these three pieces of information.

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 potential causes and diagnostic steps for a ticking noise in the engine of a 2024 Mercedes-Benz GLS450?

When addressing a ticking noise in the engine of a 2024 Mercedes-Benz GLS450, it's crucial to follow a methodical diagnostic approach that begins with the simplest checks before moving on to more complex issues. Start by verifying the engine oil level, as low oil can lead to insufficient lubrication, causing ticking sounds. If the oil level is adequate, proceed to inspect the valve lifters for any signs of wear or damage, as these components can contribute to the noise. Next, test the fuel injectors to ensure they are operating correctly, since malfunctioning injectors may produce a ticking sound during engine operation. Additionally, examine the exhaust system for any leaks, which can create similar noises as exhaust gases escape through small openings. Finally, assess the timing chain for wear or misalignment, as problems in this area can lead to significant engine noise. By following this structured approach, you can effectively diagnose and resolve the ticking noise, ensuring your vehicle operates smoothly and efficiently.

What could be causing the ticking noise in the engine of a 2024 Mercedes-Benz GLS450?

When you hear a ticking noise in the engine of your 2024 Mercedes-Benz GLS450, it can be concerning, but understanding the common problems can help you troubleshoot effectively. One of the primary culprits is low engine oil, which can lead to inadequate lubrication, causing metal components to rub together and create a ticking sound. Additionally, worn valve lifters may also be responsible; these components can wear down over time, resulting in noticeable noise during engine operation. Another potential issue could be faulty fuel injectors, which, if malfunctioning, can produce a ticking sound as they operate. An exhaust leak is another possibility, where escaping gases create a ticking noise as they exit through gaps in the exhaust system. Lastly, problems with the timing chain, such as wear or slack, can also manifest as a ticking sound. While these issues can be diagnosed at home, it is advisable to consult a qualified mechanic for a thorough inspection to prevent further damage and ensure your vehicle runs smoothly.

How urgent is it to address the ticking noise in the engine of a 2024 Mercedes-Benz GLS450?

Addressing a ticking noise in the engine of a 2024 Mercedes-Benz GLS450 is not just a matter of convenience; it is a critical issue that demands immediate attention. Ignoring this symptom can lead to severe consequences, including extensive engine damage that could result in costly repairs. Early detection is key, as it allows for preventive maintenance that can save you from unexpected breakdowns and ensure the longevity of your vehicle. Moreover, unusual engine noises can indicate underlying problems that may compromise your safety while driving. If the issue escalates, it could lead to mechanical failures that pose significant risks on the road. For those still under warranty, prompt action is essential, as delays might affect your coverage for necessary repairs. If you're considering a DIY approach, it's wise to consult with a professional mechanic to accurately diagnose the problem and avoid further complications. Taking these steps not only enhances your vehicle's performance but also safeguards your investment and well-being.

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.