I took the truck in to the selling dealership and they drove it and ran diagnostics only to tell me that: The sound of course continues and is very apparent to all my Duramax friends. Mar 20, 2015 · GM Diesel Engines Duramax Third Generation: 2006-2007. 5 (LBZ & LLY) WHINING NOISE WHEN ACCELERATING Jump to Latest Follow 1 - 14 of 14 Posts Dieselhillbilly Registered Joined Jul 9, 2008 158 Posts Discussion Starter · #1 · Mar 20, 2015 I guess it's always been there somewhat. Duramax Third Generation: 2006-2007. The good news is that there are upgrade compressor wheels that will give you a bit more flow across the board and will whistle at the girls as you drive by. Nov 15, 2010 · As the engine gets warm, the parts (plastic & metal) expand and leak stops - therefore the whistle stops. SLT Nav/bose . every time you put extra stress on the engine. They told me that they were having trouble hearing it and that something might be breaking in. If I give it any throttle the noise goes away. The truck runs great other than the whine during deceleration. No boost. Discussion Starter · #1 · Oct 15, 2011. A Duramax diesel vehicle may have the following additional DIC menu. I have a 2019 Duramax with 50,000 miles, and I've noticed lately during acceleration that there is a whine like sound coming from the right side of the truck during acceleration. All new fluids. I heard it in gears 1-3 and possibly 4. The truck has the 5. Mar 30, 2012. As the engine gets warm, the parts (plastic & metal) expand and leak stops - therefore the whistle stops. #10 · Jan 7, 2020. Block the wheels, set the park brake tightly, stand on the service brake, place trans in drive add throttle untill the noise occurs while a . Always make sure your car maintains at least a minimum amount of oil in it. The problem is that when I am accellerating under load at about 1500 rpm's I get a very high pitched whine. May 17, 2020 · Roswell, there is no black smoke. • Split hoses. Nov 15, 2010 · As the engine gets warm, the parts (plastic & metal) expand and leak stops - therefore the whistle stops. Under acceleration, from 2000rpm upwards I am getting a whistle coming from the front passengers side. Mar 30, 2012. Usually it would whistle at any acceleration once I was about ~1800 rpms. Turbos need a few minutes to receive proper lubrication once the engine is started. The truck runs great other than the whine during deceleration. 2007 chevy silverado 2500 with duramax deisel. The tailpipe section of the exhaust is almost gone but the rest appears solid. Hi all, I'm experiencing a different sound issue with the t3 geartronic, it ticks under acceleration. Symptoms of 2. I've just received some pictures and a bit of info on this cool supercharged Duramax from the icy north of Canada. Discussion Starter · #7 · Jan 18, 2010. Duramax Mod! Make Turbo. Jul 28, 2021 · Whining noise from engine near fuel pump Hesitation or surging while driving Lack of power and drivability Check engine light with codes for lean/rich AFR Fuel Pump Repair Solution Replacing the fuel pump is not cheap, so you should be replacing the filter periodically. The truck runs great other than the whine during deceleration. 1 day ago · 300zx tt whining noise when accelerating Some shifts take a long time, some shifts skip a gear, some shifts are very hard, shaking the truck It eventually went away after a few hard throttle prods Only when accelerating and doesn't matter if ac is on or off Ford F-150 or F-250 series' engines will likely whine during acceleration when the fuel filter is clogged or loosely. • Compressor wheel damage. The only mod is a cold air intake. 2007 2500HD LBZ 120,000 miles. I have a 2019 Duramax with 50,000 miles, and I've noticed lately during acceleration that there is a whine like sound coming from the right side of the truck during acceleration. Symptoms of 2. May 17, 2020 · Roswell, there is no black smoke. The sound is unlike any of my friends have experienced with their GM diesels (04-06-09). When I decatted it this became louder. Power Steering Problems. The whistle noise may be the result of an airflow disturbance that can occur as incoming air contacts the unused IAC passage Active 6 years ago 22860 - service update Whining noise when accelerating chevy silverado Whining noise when accelerating chevy silverado Chevrolet Silverado is a full-size truck manufactured by General Motors Sure, they. Symptoms of 2. com Here we installed a Hydroboost on the editor, Jerrod Jones, of Off-Road Magazine's truck. Aug 20, 2009 · 285 Posts. So to start, I assume you're at WOT. If you notice a loud squeal when accelerating, especially if your car is just warming up, it could be that . I heard it in gears 1-3 and possibly 4. Basically what's happening is your turbo is providing max boost until you get off the throttle. Discussion Starter · #1 · Aug 20, 2009. May 29, 2020. turning no noise in 4wd and no tears in cv boots. I've just received some pictures and a bit of info on this cool supercharged Duramax from the icy north of Canada. 5 (LBZ & LLY) WHINING NOISE WHEN ACCELERATING Jump to Latest Follow 1 - 14 of 14 Posts Dieselhillbilly Registered Joined Jul 9, 2008 158 Posts Discussion Starter · #1 · Mar 20, 2015 I guess it's always been there somewhat. The cause was identified as a bent turbocharger compressor blade and suggested replacing the turbocharger. Anybody else with some miles over 150,000 have a comment. Jul 12, 2015 · Duramax 6. I think it is most noticable at 1900-2000 rpms. Worst scenario is. Business inquiries: dpturner486@gmail. Mar 20, 2015 · But lately it seems to be getting louder. 4L, recently when I accelerate I get a whining noise, and the faster I accelerate the louder it gets. The cause was identified as a bent turbocharger compressor blade and suggested replacing the turbocharger. If a vacuum leak is the cause, the car is likely to make the same noise upon pressing the accelerator when the vehicle is idling. We strive to keep this the #1 forum for tech and information while continuing the push for new and exciting tech on the Duramax platform. The cause was identified as a bent turbocharger compressor blade and suggested replacing the turbocharger. Easy fix is to just rotate the hose 180*. Worst scenario is that the turbo is not receiving proper lubrication and therefore a bearing squeal. 1,413 Posts. The good news is that there are upgrade compressor wheels that will give you a bit more flow across the board and will whistle at the girls as you drive by. We strive to keep this the #1 forum for tech and information while continuing the push for new and exciting tech on the Duramax platform. I have a stock 07. It IS turbo whine. This noise is more noticeable on acceleration because the engine is working harder, making the noise louder. Aug 14, 2020 · Duramax Engine LLY 2004. welcome to the club! start with a visual inspection, follow the intake path from the throttlebody to the intercooler, then from the intercooler to the turbo. Worst scenario is that the turbo is not receiving proper lubrication and therefore a bearing squeal. I don't notice any effect on the performance. Duramax whistle during acceleration Later models got the 6L90 6-speed transmission, and the GMC Sierra 2500HD 6 There is a lot of Allison 1000's out there I suspect unni is correct Join our tribe of Duramax and Allison transmission fans and get our latest deals, articles, and resources sent straight to your inbox!Oceanlab feat Mechanical wear. Jul 11, 2011 · Recently the engine makes a whistling sound when accelerating even slightly. The whistle is more like a coaches whistle, not a turbo whistle. Jan 12, 2012 · Discussion Starter · #1 · Jan 12, 2012 (Edited) My 2008 GMC Sierra D/A has started making a noise I never heard before when I'm Accelerating, I just had it in for oil change, fuel filter change, and alignment. The sound is unlike any of my friends have experienced with their GM diesels (04-06-09). May 17, 2020 · Roswell, there is no black smoke. The factory bend is wrong and was fixed mid 12 on up. Sluggish Acceleration · 2. 140k miles, warranty is kaput, $75 in parts for new bolts and gasket (s), had to apparently yank the cab off to fix it, $1600. Worst scenario is that the turbo is not receiving proper lubrication and therefore a bearing squeal. Thanks for any input. Discussion Starter · #1 · Aug 20, 2009. No boost. This noise had started earlier but now it's more often, I don't think it is the Turbo. Turbo?? Or is this normal? My LLY didn't sound like this. This might eliminate the whining noise made when accelerating your chevy. Easy fix is to just rotate the hose 180*. Easy fix is to just rotate the hose 180*. Hi all, I'm experiencing a different sound issue with the t3 geartronic, it ticks under acceleration. Check you egr feed at the pass side rear of engine at the end of the silver egr feed cooler where the up pipe connects. We strive to keep this the #1 forum for tech and information while continuing the push for new and exciting tech on the Duramax platform. It sounds like a bad bearing to me. The factory bend is wrong and was fixed mid 12 on up. 2014 VT manual. Just found the tsb and I turned the hose between egr and heater core so the bend is right at 12 o clock and WOW i can't believe it worked. 5 (LBZ & LLY) Whine noise during deceleration. Under acceleration, from 2000rpm upwards I am getting a whistle coming from the front passengers side. Joined Jul 31, 2004. Mar 30, 2012. Any suggestions would be greatly appreciated. This other noise sounded wrong and out of character with everything else. My gas mileage has also dropped about 2 miles p/gallon. Turbo?? Or is this normal? My LLY didn't sound like this. 03 Duramax has a high very high pitch whistle. If it only makes noise when moving it is most likely the center support bearing (only if you have a 2-piece driveshaft), wheel bearing, pinion . 5-2005 (LLY) 6. My gas mileage has also dropped about 2 miles p/gallon. Once up to speed it's gone Any thoughts?. My 2008 GMC Sierra D/A has started making a noise I never heard before when I'm Accelerating, I just had it in for oil change, fuel filter change, and alignment. With the newer model trucks, the turbo whistle (especially when first spooling) is due to the VGT turbos. Sounds much better now thanks for your help. May 17, 2020 · Roswell, there is no black smoke. We strive to keep this the #1 forum for tech and information while continuing the push for new and exciting tech on the Duramax platform. The vanes close to help the engine warm up in cold weather. 8L Duramax Turbocharger Failure. May 17, 2020 · Duramax Third Generation: 2006-2007. When I feather the throttle a bit I can make it go away but as soon as I get back into it a bit it comes back. They told me that they were having trouble hearing it and that something might be breaking in. Turbos need a few minutes to receive proper lubrication once the engine is started. Turns out the dealership left a bolt out of the radiator shroud and under Ihigh load would contact the fan. Under light acceleration up to about 3psi boost. I have a 2019 Duramax with 50,000 miles, and I've noticed lately during acceleration that there is a whine like sound coming from the right side of the truck during acceleration. Excessive turbocharger or whine . Worst scenario is that the turbo is not receiving proper lubrication and therefore a bearing squeal. Joined Oct 8, 2015. When your car is running low on fuel you may encounter an unwanted whistle or two made by your car. 1 day ago · 300zx tt whining noise when accelerating Some shifts take a long time, some shifts skip a gear, some shifts are very hard, shaking the truck It eventually went away after a few hard throttle prods Only when accelerating and doesn't matter if ac is on or off Ford F-150 or F-250 series' engines will likely whine during acceleration when the fuel filter is clogged or loosely. 2007 2500HD LBZ 120,000 miles. 2007 2500HD LBZ 120,000 miles. So, there is that initial push when accelerating from 0mph due to the engine . 4,223 Posts. Nov 15, 2010 · As the engine gets warm, the parts (plastic & metal) expand and leak stops - therefore the whistle stops. Question: Jump to Latest Follow 1 - 12 of 12 Posts BIGFOOT1 Registered Joined Apr 5, 2020 14 Posts Discussion Starter · #1 · May 17, 2020 Hello guys, my lbz has always made a whine noise when I am decelerating. #10 · Jan 7, 2020. The cause was identified as a bent turbocharger compressor blade and suggested replacing the turbocharger. I've had several friends ride along and they tell me it's not normal to be this loud. 4,223 Posts. How to bulletproof your LLY Duramax Diesel engine and spot problems early. 8L Duramax Turbocharger Failure. Sep 19, 2017 · The good news is that there are upgrade compressor wheels that will give you a bit more flow across the board and will whistle at the girls as you drive by. I'm wondering if it's a regenp problem. Easy fix is to just rotate the hose 180*. I'm wondering if it's a regenp problem. Turbos need a few minutes to receive proper lubrication once the engine is started. So I brought the car back to the dealer at only 380 miles. Getting the belt tightened and the whole assembly realigned, might solve your problem. May 2, 2009 · Almost imediately I noticed a high pitched squealling noise appearing around 2500-3000rpms everytime I accelerated from a stop. Excessive turbocharger or whine noise could . Afe blade runner turbo intake horn, edge jammer intake with banks ram air scoop, mbrp 4. Duramax Third Generation: 2006-2007. The Chevy Silverado has been known to flash the ‘ low pressure ’ warning signal as a result of a faulty switch Silverado engine whistle 2007 Chevy Silverado 2500HD 6 Silverado engine whistle 2007 Chevy Silverado 2500HD 6. I heard it in gears 1-3 and possibly 4. Mar 20, 2015 · GM Diesel Engines Duramax Third Generation: 2006-2007. I was thinking it could have been the small gasket between the new header pipe and turbo or the intake boot is leaking since I just put it back on. Worst scenario is. I heard it in gears 1-3 and possibly 4. Sent from my SM-N910V using Tapatalk. 2006 2500hd silverado crewcab long bed duramax/built allison. It doesn't make the noise when it's in park and revving it up. This noise had started earlier but now it's more often, I don't think it is the Turbo. 8 liter,. The bulletin stated that some drivers of the 2016-2018 trucks and vans equipped with the 2. If the whining noise while accelerating is loudest while taking a turn, the problem may lie in the power steering assembly. Lightly touch the accelerator and get back into the throttle. #4 · May 11, 2018. The factory bend is wrong and was fixed mid 12 on up. Any suggestions would be greatly appreciated. Aug 20, 2009 · I think your high pictch wine might be boot off one of the turbos or some big pressurized rubber hose just barley slipping off or close to it to where a little of that high pressure is leaking causing the loudest whistle you've ever heard. Discussion Starter · #1 · Nov 8, 2015 Hey everyone, my truck has been making a nasty whine sound during acceleration until it is up to temp. Jul 11, 2011 · Recently the engine makes a whistling sound when accelerating even slightly. In terms of LLY injector problems, GM had sorted out the internal failures with the 2004 ½ redesign, but the LLY Duramax would occasionally exhibit a trouble code for the injectors, but in most cases it turned out to be an issue with the injector harness rubbing through and causing a short or open in the wiring. 121 Posts. Symptoms of 2. Bad Fuel Pump. May 20, 2019. We strive to keep this the #1 forum for tech and information while continuing the push for new and exciting tech on the Duramax platform. 5 (LBZ & LLY) WHINING NOISE WHEN ACCELERATING Jump to Latest Follow 1 - 14 of 14 Posts Dieselhillbilly Registered Joined Jul 9, 2008 158 Posts Discussion Starter · #1 · Mar 20, 2015 I guess it's always been there somewhat. Thankfully, these problems are rarely terminal, and can be repaired/resolved by a competent turbo. All these elastomeric parts , engine mounts, trans mount, flex disks, center bearing and diff mounts should only be sourced from Mercedes. When I feather the throttle a bit I can make it go away but as soon as I get back into it a bit it comes back. Easy fix is to just rotate the hose 180*. indicates a gas leak or possible blockage from failed cat converter. I have a 2019 Duramax with 50,000 miles, and I've noticed lately during acceleration that there is a whine like sound coming from the right side of the truck during acceleration. Example of savings, Nissan was going to charge me approximate $160 per check light x (3), his price was under $100 and came with a full diagnostic and fixed my heater for It'll stop for a while, with the fan still running, and then 5-10 minutes later the whine starts again for at least a half an hour get a whining noise from lower right side of. Also the engine fan will come on when you first start, because the fluid in the fan clutch assy is cool. Easy fix is to just rotate the hose 180*. it sounds like one of the clamps is loose or you have had a pipe come off. Almost imediately I noticed a high pitched squealling noise appearing around 2500-3000rpms everytime I accelerated from a stop. May 2, 2009 · Almost imediately I noticed a high pitched squealling noise appearing around 2500-3000rpms everytime I accelerated from a stop. The whining noise is missing now. 03 Duramax has a high very high pitch whistle. Worst scenario is that the turbo is not receiving proper lubrication and therefore a bearing squeal. My gas mileage has also dropped about 2 miles p/gallon. My 2014 SRT8 has gear whine from the rear diff when under light acceleration or light deceleration around 40 to 60 mi/h vehicle speed 2012-14 Mazda3, 2013-14 CX-5, 2014 Mazda6 Whining Transmissions Seldom people know that some automatic gearbox gear oil and differential oil is separately like 911 ,so don't About 6 months back I replaced the y. Jul 8, 2021. 8L DuramaxTurbocharger Failure. My local dealership claimed they checked the air induction and exhaust system without finding any leaks. The tailpipe section of the exhaust is almost gone but the rest appears solid. Worst scenario is. It doesn't make the noise when it's in park and revving it up. The truck runs great other than the whine during deceleration. 16valex said: If it sounds like a jet airplane taking off than it's your engine mechanical fan clutch, if it sounds like a whistle than you have crack in your air intake. It only happens under a light throttle and sometimes at idle while in gear. Duramax whistle during acceleration As the engine gets warm, the parts (plastic & metal) expand and leak stops - therefore the whistle stops. May 17, 2020 · Duramax Third Generation: 2006-2007. The only mod is a cold air intake. Good luck, and keep us posted. Five Signs of Turbocharger Failure · 1. When I feather the throttle a bit I can make it go away but as soon as I get back into it a bit it comes back. Search this website. Which air intake are you referring to? Is this the same thing as a vacuum leak? M mcolozzi Registered. The bulletin stated that some drivers of the 2016-2018 trucks and vans equipped with the 2. • Compressor wheel damage. Mar 30, 2012. Which air intake are you referring to? Is this the same thing as a vacuum leak? M mcolozzi Registered. They told me that they were having trouble hearing it and that something might be breaking in. Thanks again for the responses and idea's. I guess I would compare the noise to a alternator whine on your am radio. Discussion Starter · #1 · Oct 15, 2011. Symptoms of 2. Duramax whistle during acceleration Later models got the 6L90 6-speed transmission, and the GMC Sierra 2500HD 6 There is a lot of Allison 1000's out there I suspect unni is correct Join our tribe of Duramax and Allison transmission fans and get our latest deals, articles, and resources sent straight to your inbox!Oceanlab feat Mechanical wear. Joined Jul 31, 2004. After I installed a boost gauge I noted that the whine was emitted when the boost level was about 2 PSI. I'm thinking it is turbo noise. im somewhat. The sound of course continues and is very apparent to all my Duramax friends. If your van is new you should check your air filter and make sure it's in good condition and the box is seated and sealed properly. It's been getting louder and louder lately. Joined Oct 8, 2015. They told me that they were having trouble hearing it and that something might be breaking in. If your van is new you should check your air filter and make sure it's in good condition and the box is seated and sealed properly. As the engine gets warm, the parts (plastic & metal) expand and leak stops - therefore the whistle stops. It's been getting louder and louder lately. They told me that they were having trouble hearing it and that something might be breaking in. 140k miles, warranty is kaput, $75 in parts for new bolts and gasket (s), had to apparently yank the cab off to fix it, $1600. This could be timing, excess fuel flow or insufficient air flow. With an exhaust leak, the muffling of the noise is cut short, making the noise louder. The bulletin stated that some drivers of the 2016-2018 trucks and vans equipped with the 2. 2007 2500HD LBZ 120,000 miles. #16 · Jul 28, 2017. It goes away if I come off the gas a little. Aug 20, 2009 · I think your high pictch wine might be boot off one of the turbos or some big pressurized rubber hose just barley slipping off or close to it to where a little of that high pressure is leaking causing the loudest whistle you've ever heard. From all out performance builds running 8 second ¼ mile territory, to 2000hp sled pullers and all the way back to the average guy looking to boost his performance in his tow rig to get up those hills a. Turbos need a few minutes to receive proper lubrication once the engine is started. 285 Posts. just looked and there r a few on ebay. Sent from my SM-N910V using Tapatalk. Today my 2016 ED with 58000mi started to whistle and scream during acceleration. Mar 20, 2015 · GM Diesel Engines Duramax Third Generation: 2006-2007. • Over boosting (potentially caused by a wastegate fault) or poor remap. The long and short of it is I've just received some pictures and a bit of info on this cool supercharged Duramax from the ic. No boost. it sounds like one of the clamps is loose or you have had a pipe come off. its worth the 2 minutes it would take to look at your blades for wear. Thanks for any input. When I accelerate under moderate throttle the turbo seems to whine almost like a belt is slipping but got good power and no lag. Black smoke means it is injecting fuel that it can't burn. Potential causes of turbo noise include: • Boost/air/vacuum leak – either on your engine intake, or your intercooler. Symptoms of 2. The bulletin stated that some drivers of the 2016-2018 trucks and vans equipped with the 2. 4,223 Posts. Recently the truck has developed a whistle during hard acceleration or when using the exhaust brake. So if you're noticing that your vehicle is accelerating slower and showing a lack of power, this could mean your turbo isn't working as it . anal porn videoa, weather forecast for today near me
Hi all, I'm experiencing a different sound issue with the t3 geartronic, it ticks under acceleration. . Duramax whistle during acceleration
Consider a thorough check-up of the transmission to figure out the specific cause. Almost imediately I noticed a high pitched squealling noise appearing around 2500-3000rpms everytime I accelerated from a stop. #2 · May 27, 2009. However, it should be obvious if you have a turbo hose leak - instead of a spooling whistle, it will sound like an air hose on. Easy fix is to just rotate the hose 180*. I had this problem right after my dealer replaced my High Pressure Fuel Pump. Sent from my SM-N910V using Tapatalk. It happens in every gear and only occurs when accellerating no matter what gear i am in it occurs at the same rpm. 5 to 2005. As I was accelerating it would whistle, when I would let off it would stop. The cause was identified as a bent turbocharger compressor blade and suggested replacing the turbocharger. 8L DuramaxTurbocharger Failure. I have a 2019 Duramax with 50,000 miles, and I've noticed lately during acceleration that there is a whine like sound coming from the right side of the truck during acceleration. If there is you will need to replace the left valve cover Things to check 1st, Coolant Level A bad PCV valve or related component can produce a number of symptoms 23 - $8 Mike says: 15 November, 2019 at 4:42 pm Mike says: 15 November, 2019 at 4:42 pm. I dont have a aftermarket gauge to read egt's or other info. 03 Duramax has a high very high pitch whistle. Jul 11, 2015. I heard it in gears 1-3 and possibly 4. indicates a gas leak or possible blockage from failed cat converter. May 27, 2009 · It occurs under slight acceleration at relatively slow speeds and sounds like a high-pitch whistle (not very loud though). Just put pro Flo 5in exhaust on my buddy's 07 lmm while driving around the block there is a extremely loud and high pitch whistle totally different sounding from the normal turbo whistle any Ideas thinking maybe a loose clamp on the down pipe but not totally sure all help welcome thanks. If your van is new you should check your air filter and make sure it's in good condition and the box is seated and sealed properly. jc1843 said: It is probably caused by the vanes in the turbo-- they are controlled by the ECM. I was thinking it could have been the small gasket between the new header pipe and turbo or the intake boot is leaking since I just put it back on. A boost . Black smoke means it is injecting fuel that it can't burn. We strive to keep this the #1 forum for tech and information while continuing the push for new and exciting tech on the Duramax platform. 2007 chevy silverado 2500 with duramax deisel. Cracked boots, elbow, warped ring connector between the two rubber boots, etc. The picture shows they look fine. #16 · Jul 28, 2017. • Split hoses. • Compressor wheel damage. This message is in regard to Duramax turbocharger noises or possibly a performance or a fuel economy complaint. 2015 1/2 Chevy Silverado HighCountry 2500 HD Duramax, Stock for now 2008 Chevy Duramax 4door Z71 EFI Live by Kory Willis 4" Diamond Eye exhaust My truck went to the dealership for another issue so I am having them look into the wind/whistle noise. But lately it seems to be getting louder. The only mod is a cold air intake. Search: Deceleration Whine. • Over boosting (potentially caused by a wastegate fault) or poor remap. I dont have a aftermarket gauge to read egt's or other info. It only happens under a light throttle and sometimes at idle while in gear. Most Likely Issue. 2L Diesel Engine Fuel System, Air, Exhaust & Emissions Upgrades Recommended Communities Cummins Diesel Forum. A study carried out at the University of Chicago surmised that people whistle to distract the brain from overload. Business inquiries: dpturner486@gmail. Symptoms of 2. Turbo?? Or is this normal? My LLY didn't sound like this. 2005 lly duramax with a 10 blade exhaust wheel, billet intake wheel. Some trucks will go to high idle upon startup and actually command the variable geometry turbocharger to make as . 4L, recently when I accelerate I get a whining noise, and the faster I accelerate the louder it gets. I have a 2019 Duramax with 50,000 miles, and I've noticed lately during acceleration that there is a whine like sound coming from the right side of the truck during acceleration. I heard it in gears 1-3 and possibly 4. I have a 2019 Duramax with 50,000 miles, and I've noticed lately during acceleration that there is a whine like sound coming from the right side of the truck during acceleration. Low Fuel Levels. It happens in every gear and only occurs when accellerating no matter what gear i am in it occurs at the same rpm. Once up to speed it's gone Any thoughts?. I dont have a aftermarket gauge to read egt's or other info. Once up to speed it's gone Any thoughts?. The tailpipe section of the exhaust is almost gone but the rest appears solid. it sounds like one of the clamps is loose or you have had a pipe come off. Discussion Starter · #1 · Aug 20, 2009. May 27, 2009 · It occurs under slight acceleration at relatively slow speeds and sounds like a high-pitch whistle (not very loud though). I dont have a aftermarket gauge to read egt's or other info. No boost. Joined Jun 9, 2012. May 20, 2019. It's been getting louder and louder lately. It may be followed by a ticking sound every time you accelerate or take a turn i. May 17, 2020 · Roswell, there is no black smoke. My gas mileage has also dropped about 2 miles p/gallon. Discussion Starter · #1 · Nov 8, 2015 Hey everyone, my truck has been making a nasty whine sound during acceleration until it is up to temp. Worst scenario is that the turbo is not receiving proper lubrication and therefore a bearing squeal. Worst scenario is that the turbo is not receiving proper lubrication and therefore a bearing squeal. Turbos need a few minutes to receive proper lubrication once the engine is started. Also the engine fan will come on when you first start, because the fluid in the fan clutch assy is cool. Mar 20, 2015 · GM Diesel Engines Duramax Third Generation: 2006-2007. 42 rear. Definitely not a normal turbo noise. I can usually hear when driving on the freeway in traffic adjacent to the centerline median where I get the echo. The bulletin stated that some drivers of the 2016-2018 trucks and vans equipped with the 2. Low Fuel Levels. Recently noticed upon acceleration I'm getting a high pitch whistle, almost sounds like a dog whistle. The cause was identified as a bent turbocharger compressor blade and suggested replacing the turbocharger. 95 Posts. Nov 18, 2017. Today my 2016 ED with 58000mi started to whistle and scream during acceleration. Worst scenario is. Aug 20, 2009 · I think your high pictch wine might be boot off one of the turbos or some big pressurized rubber hose just barley slipping off or close to it to where a little of that high pressure is leaking causing the loudest whistle you've ever heard. I'm wondering if it's a regenp problem. can these be rebuilt easily. 5 (LBZ & LLY) Whistle under acceleration. This noise had started earlier but now it's more often, I don't think it is the Turbo. It's been getting louder and louder lately. Today my 2016 ED with 58000mi started to whistle and scream during acceleration. Turbos need a few minutes to receive proper lubrication once the engine is started. The cause was identified as a bent turbocharger compressor blade and suggested replacing the turbocharger. Black smoke means it is injecting fuel that it can't burn. It sounds like a bad bearing to me. I don't see any evidence of any sort of crack in the hose or gap at the fittings. The truck runs great other than the whine during deceleration. The only mod is a cold air intake. My gas mileage has also dropped about 2 miles p/gallon. When I decatted it this became louder. whitemax&al Registered Joined Dec 15, 2010 662 Posts #15 · Feb 28, 2013 the plastic thing that says 6. The truck runs great other than the whine during deceleration. About a month ago we started to notice this high-pitched whine sound when accelerating. 8L Duramax Turbocharger Failure. Thanks for any input. #2 · May 27, 2009. The cause was identified as a bent turbocharger compressor blade and suggested replacing the turbocharger. Jan 12, 2012 · My 2008 GMC Sierra D/A has started making a noise I never heard before when I'm Accelerating, I just had it in for oil change, fuel filter change, and alignment. I have a 2019 Duramax with 50,000 miles, and I've noticed lately during acceleration that there is a whine like sound coming from the right side of the truck during acceleration. Turbos need a few minutes to receive proper lubrication once the engine is started. Sluggish Acceleration · 2. 95 Posts. 8L Duramax Turbocharger Failure. It IS turbo whine. Turbos need a few minutes to receive proper lubrication once the engine is started. What is - Answered by a verified GM Mechanic. Nov 8, 2015 · Discussion Starter · #1 · Nov 8, 2015 Hey everyone, my truck has been making a nasty whine sound during acceleration until it is up to temp. Qty: Add to Cart See Details GM Duramax Rear Engine Cover Adapter Housing Gasket (2001-2018. Once you get off the throttle that compressed . 6L Duramax LLY Magnaflow DP, 5" Magnaflow turbo back straight pipe Goose2448. I heard it in gears 1-3 and possibly 4. #2 · May 27, 2009. Dec 12, 2018. com was founded in 2006 and created a site which houses some of the best known Duramax tech you can find. The cause was identified as a bent turbocharger compressor blade and suggested replacing the turbocharger. Well after coming back down to speed it would consistently happen happen while accelerating from a dead stop at a "normal" pace. Duramax Third Generation: 2006-2007. 8L Duramax Turbocharger Failure. Jan 12, 2012 · Discussion Starter · #1 · Jan 12, 2012 (Edited) My 2008 GMC Sierra D/A has started making a noise I never heard before when I'm Accelerating, I just had it in for oil change, fuel filter change, and alignment. I dont have a aftermarket gauge to read egt's or other info. Given below are the top reasons why a Chevy truck could lose power while accelerating along with the symptoms you need to look out for and the solution to the issue: 1. Mar 30, 2012. 5 (LBZ & LLY) Whine noise during deceleration. . crazy 8 cool math