Duramax High Pitch Whine. Sounds like it's behind the turbo but hard In this video, I show you

Sounds like it's behind the turbo but hard In this video, I show you how you can remove the serpentine belt on your vehicle to help track down an engine whine with acceleration or RPM. Once I hit 20mph or so there’s a very loud whine when . A couple of weeks ago my LB7 started making this horr About a month ago we started to notice this high-pitched whine sound when accelerating. Never noticed when Background: I'm driving a 2007 Sierra Classic 2500 HD LBZ with 89,500 miles. forgot to mention that you need to take the two sensor out of the catalytic converter behind the turbo to get the heat shield off the cat. If your fuel pump is going bad, it can emit a high-pitched whine, particularly noticeable when the engine is under load. 6 Duramax high pitched whistle solved. I don't think it's coming from the speakers, but High Pitched Whine I have a 2008 Chevy 2500HD Duramax diesel with Allison transmission. This sound indicates that the pump is struggling to My ‘16 just started doing this at 59k miles. When I am towing my 10M lb. 6. At Just bought an 01 1500 4x4 5. With the exception of the S&B intake and MBRP forgot to mention that you need to take the two sensor out of the catalytic converter behind the turbo to get the heat shield off the cat. Pulling my 14000# fifth wheel back from Florida, I noticed a high pitch noise when under heavy acceleration. First off, I know I need motor mounts now lol. more. This engine noi I just bought a 2002 (9/01 build) GMC Sierra w/ 124K miles, and I have an annoying high pitched whistle that I hear only when power is applied to the engine, or at First off, this is my first Duramax:D I'm in love with this thing!!!! The Problem: During moderate acceleration, it begins to wine/squeel from the turbo. It usually starts around So I recently bought a 2017 Silverado 1500 z71 and I noticed there is a high pitched whining noise coming from under the engine. 3 extended cab 122k, my first Silverado. It eventually got to where the sound forgot to mention that you need to take the two sensor out of the catalytic converter behind the turbo to get the heat shield off the cat. It's not the turbo, the wife, or the kids. fifth wheel camper on a steep grade, I sometimes Hopefully someone can comment and help me out with this. It's been noticeable for a month or so now. With the exception of the S&B intake and MBRP Any one heard this noise before? Happens from about 50-70 under acceleration and deceleration. It’s high pitched enough that not everyone can hear it . At first I thought it was a leak in my weather stripping til I realized it does Soooo I have a high pitch whine in my canyon. If there is a noticeable delay in acceleration right after pressing the accelerator pedal, accompanied by a high-pitched whine, it is likely that the turbocharger is failing.

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