Where engine sound becomes confusing is rod journal noise, which moves at the same speed of the crankshaft yet the sound is in rhythm with the camshaft and valvetrain. Rod bearing noise is in ...

My engine has developed a strange ticking sound. Its whisper-quiet before an oil change, and then makes a loud tapping after a new filter and fresh oil. This cycle has been going on for about ...

As a former professional mechanic and a lifelong gearhead, I'll explain some of the most worrisome engine noises your vehicle can make and the most likely reasons why they appear.

I have a 2015 GMC Silverado with the 6.2-litre engine. It has recently developed a tapping sound (like a bad lifter). Having done some research, it looks as if this model with this engine has a ...

Question: I have a 1983 Nissan 280ZX turbo with 147,000 miles. When I start the car up on cold mornings, there is a loud tapping noise for a few seconds, even though the engine idles smoothly ...

The symptom is knocking or tapping noises that sound like a worn CV joint or U-joint, although the location of the noises (and the related performance issues) should determine if the gearbox is to ...

The tapping noise may be a leaking exhaust manifold, as you suspect, or a loose spark plug, but my Alldata automotive database pulled up bulletin 06-9-11, dated May 2006, describing a loud tapping ...

An auto mechanic assessing a 2019 Infiniti with engine noise first chided the customer for trying to make up for running it low on oil by overfilling it and then sought to diagnose it.

What is the knocking sound coming from my engine? What is engine knock? Why is my engine making a knocking noise? Engine knock, or pinging, occurs when a separate pocket of air-fuel mixture ...

There has been a ticking noise in the motor in my 2009 Hyundai i30 from new. I was told it would go away after the oil change at the 7500 km service, but it got worse and turned into a loud tapping ...