2016 Chevrolet Sonic Engine Makes A Ticking Noise

Common Causes of Ticking Noises in Your 2016 Chevrolet Sonic Engine and How to Address Them

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Reviewed by
Bo Fader
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 2016 Chevrolet Sonic 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 2016 Chevrolet Sonic 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.

If the drive belt tensioner fails, there will be a very audible chirping, grinding, or rattling noise from the front of the engine. This is because the tensioner pulley bearing is no longer smooth, and rotating causes metal to grind at high speeds. If it is not changed immediately, there is a chance it will become dislodged, or allow the drive belt to lose tension, or break. If the belt falls off, the accessory that it drives will no longer function. Also, if the tensioner spring fails, allowing slack in the belt, it may make an extremely loud squeaking or screeching noise combined with a rattle as the tensioner bounces back and forth under load. The squealing noise is the belt slipping on the crankshaft pulley, and will require belt replacement once the belt tensioner is replaced.

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 could be causing the ticking noise in my 2016 Chevrolet Sonic, and what diagnostic steps should I take first?

When faced with a ticking noise in your 2016 Chevrolet Sonic, it's essential to adopt a methodical diagnostic approach to identify the root cause effectively. Start by checking the oil level and pressure, as low oil can lead to insufficient lubrication, resulting in ticking sounds. If the oil is at the correct level, inspect the ignition system for any faulty spark plugs or ignition coils, which can also contribute to unusual noises. Next, examine the exhaust system for leaks, as these can produce ticking sounds, especially when the engine is running. Additionally, check the engine valves for proper clearance and functionality, as misadjusted valves can create similar noises. For those with the 1.4-liter engine, ensure that the spark plugs are securely tightened, as loose plugs can lead to a ticking sound. By following these steps in order, you can efficiently narrow down the potential causes of the ticking noise and take the necessary actions to resolve the issue.

What could be causing the ticking noise in the engine of a 2016 Chevrolet Sonic?

When diagnosing a ticking noise in the engine of a 2016 Chevrolet Sonic, it's crucial to consider several common problems that could be at fault. One of the primary culprits is a low oil level, which can lead to increased friction among engine components, resulting in a distinct ticking sound. Additionally, issues with the valve train, such as worn lifters or valves, can also manifest as ticking noises, indicating that these components may need inspection or replacement. Another potential source of the noise is a faulty timing chain tensioner; if this component is not functioning correctly, it can cause the timing chain to rattle against the gears, producing a ticking sound. Furthermore, spark knock, which occurs when the air-fuel mixture ignites prematurely, can create a similar noise, suggesting that adjustments to the engine's timing may be necessary. Lastly, an exhaust leak can also be a source of ticking, as escaping gases can create a sound that mimics engine noise. For those looking to tackle this issue themselves, it's advisable to check the oil level first and then systematically inspect the valve train and timing components, while also considering the possibility of spark knock and exhaust leaks.

How urgent is it to address the ticking noise in the engine of a 2016 Chevrolet Sonic?

When you hear a ticking noise in the engine of your 2016 Chevrolet Sonic, it’s crucial to take it seriously and address it without delay. This sound can indicate various underlying issues, such as low oil levels, ignition problems, or even exhaust leaks, which, if left unchecked, could escalate into more severe engine damage. Ignoring this symptom may lead to costly repairs or even engine failure, which can be both inconvenient and expensive. For DIY enthusiasts, understanding the urgency of this situation is vital; while not every ticking noise may signal an immediate crisis, it’s generally wise to investigate any unusual sounds promptly. By doing so, you can potentially save yourself from significant repair costs and ensure the longevity of your vehicle. Taking action sooner rather than later can make all the difference in maintaining your Chevrolet Sonic’s performance and reliability.

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