Lml Whining Noise, It is the design if the new turbo silencer (big black plastic on top of engine with 6. It sounds like a mosquito and its location is hard First of all, yes I tried searching and results were kind of all over the place. Unless I am That was a LML specific issue. I just bought I just put a 4" exhaust on my 06 LLY duramax, everytime the turbo winds down it makes a noise. lml power steering steering whine Jump to Latest 819 views 3 replies 3 participants last post by Huntinrig Sep 1, 2023 Hello, I am new to the forum so I hope that I have put this in the correct spot. . The noise may be hard to duplicate, change in Howdy Gents, I just picked up a new '18 Silverado Duramax Z71 Midnight this weekend. I have checked for boost leaks but i do not It sounds weird i'm sure but I miss the turbo noise I had on my lbz. I drove the truck home and then back to the mechanic this I've been noticing a decently loud whining noise (almost sounds like a supercharger in a way) coming from the area of the turbo when the engine is cold. Check for Technical Service Bulletins (TSBs) addressing oil pump replacement or upgrades. I have noticed it is not tied to engine RPM but to the MPH. I've owned it since September of last year Back in January I started noticing an odd idle noise from the LML. Not sure if I got anywhere but once I had all pistons and rods out (no visible problems with them) I can spin the crank over faster, which makes Okay so on my way home from the club tonight, I did get on it a little, and ever since I did, Whenever I take off now, from a dead stop OR from a rolling start, my truck will start For starters, it's a 2016 GMC 3500 LML w/ 72k miles. I am also new to the duramax, I have always owned a dodge. The whistle is more like a coaches whistle, not a turbo whistle. Everything you need to know. 6L (RPO LGH and LML) engines built before May 2012 may exhibit an engine buzz, moan, rattle, whine, or vibration type noise that can typically be heard at idle or low Randomly one day my truck started to develop a whine noise a few days ago, It sounds like turbo whine, no whistle. Still sounds We have 5 LML in my immediate family, one is a 2016 still stock with 80k pending cp3 conversion, two 2015 have been converted already. barber615 Jan 13, 2023 Whining sound Jump to Latest 655 views 1 reply 2 participants last post by FLTtest25 Dec 28, 2017 my99svt Discussion starter Still going after three years. When I drove my 2011 LML off the lot there was no noise such as the one your describing. The sound seems to be coming from in the bellhousing I’m getting a whining noise on my 2013 lml that only does it over 1500 RPMs and up on acceleration only, will not do it at idle or below that rpm at all. I really notice it when coasting. So quickly check components such as the power steering :helpI keep hearing this whine/squeal when i turn right, from my drivers front wheel. Recently I had the head gaskets done and egr delete with new pipes and no block plates. I thought 2017 2500HD all stock with almost 20,000 miles. Only hear it when Hello All, Newby here. starting at a 1000 RPM my Duramax Diesel makes screeching squealing noise like a whistling noise2005 LLY 181kmi c4500 what do you think the problem is? drumroll please it was the exhaust as boost increases so does the noise from the engine, which may cover up the sound. Such a small Yesterday I was doing a 3 point turn and when I went to full lock I started getting a loud rubbing noise/vibration and feedback through the brake pedal and steering wheel. This last weekend I was running it pretty good against a buddy and the change fuel filter light came on. My son says it sounds like a cow when I accelerate slowly. 6l Duramax Automatic 4x4. A couple of years ago my power steering cooler return line blew, and I immediately stopped the car. Bought new in February. The sound has no correlation with acceleration LML Injector Return lines keep failing. Seems like GM will have a lot of I have a 2011 lml which I just deleted and now on initial startup there is an awful sound comin from the turbo. As most know, this initial Hello i have a 2012 lml and when i am driving anything over 50mph there is this whining noise or ringing it almost sounds like a loud fuel pump, its definetly coming from behind or When it reaches around 220 degF it becomes "fully" engaged and it makes that whining sound because it's spinning really fast, especially under load when the RPM's are a little A quick guide on how to reduce annoying whining from your LCD monitor when adjusting brightness. cp3 conversion fuel line leak injector return line leak Jump to Latest 524 views 14 replies 5 participants Yesterday I noted the whining sound, most audible around 40 mph, getting pronounced both during acceleration and slowdown. Fuel additive every tank or LML Star/Stella 200 Leo Vince Sito Exhaust Sound. I was very pleased with the purchase. A car makes a whining noise when accelerating is an annoying and worrying sign. Being that you didn’t say there specifically you’re hearing the noise from, my first guess is this: there’s a metal Share your videos with friends, family, and the world Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. 04 2500HD transfer case had sludge in the bottom and clogged pump. So in th The design of the turbo dictates how it sounds. I have a 2013 lml. If i am doing about 45mph and let of the throttle, I can hear a wrapping nois for about 2 secs, stops for a few seconds, and does it New tuning calibrations for a Mini Maxx on an LML to address "hiss". Many Isuzu Diesel engines and others manufactures claim to I had to purchase a REMAN pump from xdp to comply with my long block warranty. Test your car in different gears and check the fluids. 6 Liter LML Duramax. Finally I decided to send it in to XDP to get a warranty Turbo is whining in the cab, very annoying, sounds like the exhaust side as it does it when on the throttle and making boost, figured it might be from he blocker plate. Last month I’ve been having horrible noise come from my brake peddle Suddenly there was a high, whining noise from the engine compartment, clearly audible in the cabin. Everything works, 4Hi, 4LO etc. purchased a 2011 2500hd a couple weeks ago, truck is making a whining noise upon acceleration. We are attempting to create a calibration M-Class (W164) - Humming/Whining Noise - Has anyone noticed a humming or whining noise that increases in frequency as speed increases? It is not overtly noticable, but it is definitely there. And now I can hear this faint whine kind of tone/noise with light throttle, It starts to make noise about 1500 rpm So i'm having this weird noise while accelerating and searched many times for a solution on here and haven't found one yet, it only My LML has same noise. Going from a 2011 LML to the L5P I also noticed the drive train noise in 4WD. It only happens under a light throttle and sometimes at idle while in gear. I I jumped in my 2012 LML and discovered that when I pushed the brakes it sounded like the ABS was engaging with a pulsating and whining sound. I have had my LML deleted and tuned (Kory Willis) for about a year now. took serp belt off to rule out noise in the drive accessories. A few tips and tricks when deleting your duramax along with some sound clipsinsta/tik tok: lbzeric Owning a 2011-2016 Chevy Silverado HD or GMC Sierra HD equipped with the 6. Adding a metal tubed intake and an exhaust with a cat and muffler delete helps you hear the dmax turbo better. Since first taking delivery and continuing at 500 miles, I notice a howling noise whenever the engine is under load. It isn't the fan noise or the buzzing Hi guys. ); noises that my 2011 LML never made. It's an 05 and is making this almost screeching noise. At not least like this clacking Customer: When I accelerate while passing, I experience a lag in acceleration along with a significant whining noise coming from under the hood. I didn't want to have my motor torn down anyway so I've Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. And by the way my truck does make this whine noise from oil pump area as well, but only from time to time and it doesnt really bother me to be honest. I’m sorry in advance for the long winded post but this is quite a story. Here are Well first snow fall here where I used the 4 wheel drive high mode Is it normal for it to make a high pitched sound when letting off the gas and coasting in this mode ? 2015 LML Knock or weird sound around 2000 RPMs. First off, I know I need motor mounts now lol. I recently started another thread about this truck, but thought I fixed it. Sometimes it’s every 10-15sec, sometimes it’s a bit sporadic. Sounded SOOOO good and in all respects sounded like all my previous Duramax' s. The truck has 5000 miles LML Engine “knocking” sound please !! Help!! 1 reading Jump to Latest 16K views 12 replies 8 participants last post by j. I'm not sure if I should of posted this in the tuners/performace section or here. It sounds like the noise when u turn the steering wheel to when the power steering pump makes Needing some help with my grandpa's Duramax. Somewhere between a dental drill whine or the highest-high pitch I have an 07 LBZ with 87k miles, and within the last couple hundred miles I have noticed a whining noise when driving. Some vehicles may exhibit an engine buzz, moan, rattle, whine, or vibration type noise that can typically be heard at idle or low RPM. Resulted only in surf all day Discussion starter 37 posts · Joined 2011 #4 ·Jul 7, 2011 Here is the video with the noise so you can better understand what the sound is like black 2011 silverado 2500hd I have a 2016 chevy silverado 3500 with the lml duramax in it. The trans and motor were fine so I am assuming it was EGTs. The EGR delete made me laugh. 6L LML Duramax engine is a point of pride for many truck I know this is an odd question but just bought another LML so I have my 2011 which I have had deleted for a few years w/ 4" MBRP with only a 12" FTE resonator on it. It has a stock up only 6,000 miles since new and put my truck in 4 high other day and noticed it makes a fair amount of whining noise on accell and de-accell. Post delete, I am really annoyed by the turbo noise when backing off the throttle. hard to decribe. In contemporary communication, particularly in the realm of digital interactions, acronyms and abbreviations have flourished, giving rise to a lexicon that is unique to each 2012 LML with non electronic transfer case shift lever on the floor. Truck has 117k miles, I am getting this noise in the video, best heard by the driver door. much deeper sound than turbo whine. almost like a supercharger sound on a small block. Anyone had a similar issue? Hi I installed an SDP Egr delete kit, with there up pipe, on my 08 Lmm. I can rev it in park without any noise, About 3 weeks ago, my 2013 LML started making a high-pitched whistling noise that gpes up in pitch with the RPM, almost like a turbo whine, but farther foward on the engine and 2015 Chevy 2500HD 6. I have canceled out the transmission and the whole belt drive system. 9K views 3 replies 4 participants last post by gerge77 Mar 4, 2025 If a dealer has noticed that the whine noise is coming from the oil pan area please do not attempt repairs. It kind of sounds like a belt slightly rubbing, but the Chevy service Does anyone know if there is a TSB for a whistling sound (like turbo whine) coming from an EGR gasket? I purchased the truck used thinking Some vehicles may exhibit an engine buzz, moan, rattle, whine, or vibration type noise that can typically be heard at idle or low RPM. Check for abnormal noises during acceleration, which may indicate worn pump So, I noticed today after starting my truck to head home from work a weird whine coming from my engine bay. I had it back to the shop and they can’t find it yet. PLEASE HELP Jump to Latest 4. The fix and what I found. However, when the truck is at idle, (this is hard to discribe) it Hey Guys, I tried to explain this whine awhile back but most people just said its normal. The I'm new to the form, Just bought a new 2011 duramax as a leftover this spring. When I drove home I quickly started Hey guys. I just purchased a new 2011 GMC 2500 Duramax a few weeks ago. Anyone had a similar issue? I Turbo sound is more of a high-pitched whine. Ive just installed a DEF delete, EGR delete, AFE stage 2 intake and a Torque Technologies Programmer on my 2011 Duramax. Dealer said this is normal. It sounds like a raspy howl. 6L Turbo stamped on it). Turn ur speakers up. Everything works, 4Hi, 4LO I can feel it as I accelerate but certainly no whine, hiss, or other noises he talked about associated with an exhaust brake. From what I've read it could be the up pipe gaskets, the Mitsubishi Lancer Whining Noise When Accelerating A whining sound when accelerating is almost always caused by a bad accessory attached to your Lancer’s engine. Looked into it quite a bit and it appears to be completely normal and a symptom of the noise They agreed the noise the noise is annoying and that I'm very picky, because I was the first one to complain about it LOL. It was just deleted/tuned and a cp3 swap done. It is high pitched screech. ive had an odd noise since i bought the truck. The noise may be hard to duplicate, change in OK guys, I own a '13 LML with a 5" flo pro exhaust and an H&S XRT Pro. It went on for about six minutes since I noticed it. Whining is a common car noise that cars make when being shifted from gear to gear. Whats this noise? its like a whinning noise?? kinda. If So my truck just created a whinning noise. Had the update done and reprogram of ECM which eliminated the deceleration surge and harsh shifting 1st to 2nd. BTW. quiet when medium throttle. Right is the whine occurring on a more heavy/normal acceleration or very light/while maintaining speed acceleration? I noticed the 2013 LML I drive has a slight whine when I’m maintaining speed, so the Condition/Concern Some 6. The whole I have a 07 classic and I have noticed a whining noise at slow speed, specifically during a gentle acceleration. One 2014 full cp4 failure at 120k miles, $10k repair. Thanks for Watching!🔥Like, Share, and SUBSCRIBE for more videos!My Buddy Took T going back to when this thread was first started, mine would whine continuously, been on M1 5W40 since and it only will do it when the temp is down around 20 Ambient. Any ideas? Reply Quote Like I noticed when I pulled away from the red light that there was a pretty significant whine seemingly coming from the Turbo. The pump had actually exploded an We would like to show you a description here but the site won’t allow us. Thanks to / micbergsma for the inspiration. Inspect the turbo for shaft play or vane sticking, which can cause The new pump fixed the whine for all of 20 minutes, but again temperatures are perfect and I really doubt I got another bad pump. It follows the engine RPM very I just took delivery of my 2011 Silverado 2500HD LTZ a week ago and so far I love the truck. have read a couple things about I’m getting a whining noise on my 2013 lml that only does it over 1500 RPMs and up on acceleration only, will not do it at idle or below that rpm at all. finally decided to snoop around. All most sounds like Hey guy's I have a 2011 GMC with roughly 65,000 KM on it and have noticed when getting on it hard as it shifts up and into overdrive (RPM drops somewhere around 1800 to 2200 and Hello, I have a 2015 Duramax LML. Never noticed when pulling I recently bought a high mileage 06 duramax, truck runs fine and smooth with good power but under almost any amount of boost it makes kind of a whine or whooshing sound. No visible leaks and everything is tight underneath. Mine was loud and oscillated. 2008 sierra duramax . I don't necessarily think it's engine noise because it doesn't fluctuate with rpm and will still make the noise if It's happened about 5 times now where it will develop a loud squealilng/whining noise from the engine area, and it'll lose a ton of power. I was pulling my 40’ camper up a hill when I started to smell something getting hot. I have 3,700 miles on it and don't know if this is normal. This is normal an harmless to the engine, according to GM. I have a 2013 LML and there is a ticking coming from the engine bay. I did it all myself. We would like to show you a description here but the site won’t allow us. I believe it may have been the water pump because with it off the engine and when I spin it by hand it makes noise the faster it I currently own a 2011 Duramax LML with around 500 miles. After about 30 second the whirring dies down and when the high idle stops (engine reaches temp?) 2011 lml duramax about a week ago started making a noise it sounds like the turbo trying to blow off while its building boost it happens between 1200-2000 rpms truck still runs good When I accelerate getting on the freeway my truck surges in I believe 4th gear above 2000 RPM. just be careful which one you buy, some with different size piping in the MAF area can require tuning (EFI live or HP tuners) to get 2013 lml duramax knocking sound. This truck has been sitting since October waiting on a TCM. It's a 6. The tech (not the service writer) said on some but not all, Hello all. I bought this truck with 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 So i have this annoying whining noise that is coming from the drivers side engine compartment. Filmed 100% on a GoPro Hero 4 Silver. It is way louder when towing a load and under more stress. 6L engines (RPO codes LGH & LML) will Weird vacuum noise on lml duramax My truck started making a loud, almost vacuum noise on passenger side while accelerating, if I let off gas it stops. I have been in hundreds of Duramax's and none sounded like this. (Lml engine ) currently 137,050 miles. There was a technical bulletin put out about a pvc pipe or heater hose vibrating. 5 lmm and have a funny whine noise between 1400-2000 RPM on normal acceleration when motor is above 160 F. 2003 ML500. And now I can hear this faint whine kind of tone/noise with light throttle, It starts to make noise about 1500 rpm Hi I installed an SDP Egr delete kit, with there up pipe, on my 08 Lmm. New here with a small question. Anyone come LML HAVENT WHINE IN A MINN Noticed recently on a trip with my 28' travel trailer that while going up a hill, I had to get on the throttle a bit and noticed that a whine started from what sounds like under the hood. When truck is in 4wd it makes a whine noise while deaccelerating. Amsoil every oil change since 15k miles. It does stop occasionally. I've babied it through, and when the noise An aftermarket intake will make the turbo louder. Thanks in advance! Truck Noise Video by Dmax90 | Photobucket 2012 LML Extended There shouldn't be a problem as far as loss of power or anything like that by changing the vein position to make it rumble. I did see PIP4898 early on after I went to the dealer about it. Then after a good hill climb Hey guys I’m hoping to find some insight into why my truck is making this noise, I’ve done a lot of research and had it to the dealership just to go away from there frustrated. 6L (RPO LGH and LML) engines built before May 2012 may exhibit an engine buzz, moan, rattle, whine, or vibration type noise that can typically be heard at A whining noise between 1500-1800 RPM often stems from the turbocharger’s variable geometry vanes or transmission torque converter. I took the truck to the dealership today and Hey all, I have a 2016 GMC Sierra LML Duramax and its making a weird “click, click, click” pause, “click, click, click” noise. 6 Duramax diesel with 195,000 miles on it. I've seen lots of threads about whining noises, but nothing quite like what I experienced today. A couple of weeks ago my LB7 started making this horr Is anyone else experiencing a whining noise when their truck is in 4 wheel drive? Ive had me '13 in 4 wheel drive for the first extended time due to snow. Posting a video I found of another guys truck Here is a perfect example of a 2016 LML Duramax Diesel Engine Typewriter tick. After researching on this forum it seems Brand new truck 500 miles stock, im coming from a lmm which had a very quiet intake noise, but this seems to have a chugging or resination sound only at idle. But What can cause excessive turbo noise on acceleration? We explain this in our detailed article about the weird sounds of turbochargers in cars. Coil whine is really nothing to be concerned about. No I have a question for the '13 ownersI am comparing my '13 to my '11 but with the LML duramax engine. I took the truck for a drive around the block to get a video of the noise I’m getting a whining noise on my 2013 lml that only does it over 1500 RPMs and up on acceleration only, will not do it at idle or below that rpm at all. I had a cp3 conversion and full egr ,dpf and grid heater delete Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. Not your I have a 2011 Denali HD after the first oil change at 4200 miles it developed a knocking/ticking noise coming from the drivers side not sure if I need to Learn the most common Duramax problems for LB7, LLY, LBZ, LMM, LML & L5P engines — symptoms, causes, and solutions from the diesel experts at DPP. I am not very mechanically inclined. A faint whine below 10 mph often indicates a We would like to show you a description here but the site won’t allow us. This morning I pulled the belt off to to eliminate Bike Noisy Sound from Engine Problem Solved | LML ENERGY Bike Sound Problem *****************Our Instagram😊https://instagram. After I got to the top of the hill, and All new fluids. The turbo started to whine and it was determined to be coming from the exhaust housing side of the turbo. Could you share any specific I get the same thing on my 2011 LML, right around 2400-2500 RPM while under power. I've now got a very loud high Most likley the infamous LML oil pump whine. Love the truck but am experiencing something that I never experienced with my '15 2011 GMC Sierra 2500HD LML EC/SB Black/Tan H&S Mini Maxx / S&B Intake / 5" Flo-Pro / FASS 150 Ti / Nictane / DE Downpipe / Cognito UCA's / Pitman-Idler Braces / XD Spy's / Background: I'm driving a 2007 Sierra Classic 2500 HD LBZ with 89,500 miles. I thought about getting it replaced, until I read on this or 2011 LML Steering wheel whining. Hey all, new to the forum here. Truck has 160k kms. Not a whine but more of a groan. 2015. This noise increases in volume with higher RPMs. I just purchased a 2011 LML (140,000kms - 87. Hope this helps anyo Ok so I had a brand new Fleece 10mm stroker CP3 kit installed on my LML, everything seems alright (no codes and no lights on dash) drives great but I have a high pitch whine Good afternoon! Newish owner of a 2018 2500HD Duramax Denali Since1000mi I've noted a high-pitched whine. Overhaul planned for winter I have had the oil pump whine issue on my 11 since right after my first oil change at 7000 miles. 5 LML Duramax Whining Noise When Slowing Down LML Duramax often faces turbo whine and exhaust brake noise during low-speed deceleration. Truck is making a loud whining noise when building boost or putting it to the floor. It didn't seem to make that noise until the first oil change. I put on a 24" muffler and it brought it down by maybe 30%. On my '13 the truck will go into elevated idle at cold start up most of the time. I was 2012 LML with non electronic transfer case shift lever on the floor. Mine sounds like someone blowing across the top of a long-neck beer bottle. It can be annoying, of course, but it isn't like a rattling engine or a squeaking wheel---the Hi everyone, I’m new to this forum. Fellas, My truck is running 100 overs, 68R, Dual pumps, Fresh built trans. Is there a way to get that back on my lml? blocker plate? Tuner? Whining noise at idle, 2018 Chevy Silverado 3500HD L5P Duramax Diesel noise whine Jump to Latest 5. Hope this helps anyo A whining noise in a Duramax engine often indicates oil pump wear or failure. still there. 6L engines (RPO codes LGH& LML) will *Fixed* Coolant hose from EGR cooler to heater core needed to be turned 60 degrees so elbow is facing upwards to 12 o clock position. It sounds like metal, thin metal and I 2016 lml egr delete bad squealing sound. com/ac25world/_________________ 14 LML Injector Knock- Need Help Jump to Latest 11K views 3 replies 4 participants last post by Devin963 Jun 6, 2019 R I installed lbz pump and new lml injectors and started and ran like a top, but anything above +- 10percent throttle it will stutter and stumble and Hey guys, so I have a 2020 3. At idle it sounds like a hissing noise under Pulling my 14000# fifth wheel back from Florida, I noticed a high pitch noise when under heavy acceleration. almost sounds like a supercharger. I'm all stock We would like to show you a description here but the site won’t allow us. Went to go start it today and when I turn on the Condition/Concern Some 6. 6L (RPO LGH and LML) engines built before May 2012 may exhibit an engine buzz, moan, rattle, whine, or vibration type noise that can typically be heard at idle or low This is a 2013 lml. I have a cts3 and my fuel pressure is Guys, I am a newbie to the duramax diesel world as well as this forum. Earlier today, I stepped on the throttle to pass a car 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’ve had the first pump just whine. Country dude and his motor going back to when this thread was first started, mine would whine continuously, been on M1 5W40 since and it only will do it when the temp is down around 20 Ambient. I I’ve got an odd whoop sound coming from the turbo or near it on a 2016 lml. It is possible that all 2010-2011 6. Anyone else ever experience this? My 2014 has a loud whirring sound when i do a cold start and it is on high idle. 0 duramax and almost every time I shut it off I get this sound that sounds like it’s supposed to happen, but I’m not entirely sure. The whining noise is missing now. Feel free to load this calibration to your LML, and report your findings. Power steering pump or oil pump? The 2011's had an oil pump whine and no humming noise like that. I have regularly flushed the power steering fluid on my 99 6. 0 Chevy and my 16 LML as well as this one without issue, just for background. Well I 2011 gmc 2500hd LML Hey I’m having trouble with my power steering, hydro booster, and master cylinder. Dealer did the heater hose rotation thing. Northern Michigan fabrication 53 subscribers Subscribe I have a LML that just started to make a funny noise. A lot reports here and there, while much less reports on intel models. However, now I am back having trouble. 6L (RPO LGH and LML) engines built before May 2012 may exhibit an engine buzz, moan, rattle, whine, or vibration type noise that can typically be heard at So I installed my 4" AFE turbo back exhaust with muffler yesterday and when I started the truck everything checks out. The Hello all, I’m new here so hopefully I’m posting this in the right place, if not, tell me and I’ll attempt to take it down and repost elsewhere. Then after a good hill climb with a good load it now squeals when I accelerate. The truck runs fine but I have recently noticed a rattling noise when the truck is idling. After I took it apart a lot of parts had to be replaced. I was driving in ultra slow Cold Start and Acceleration sounds from my 2015 LML Chevy Silverado Duramax. 5k miles) and I noticed a whine coming from the engine at idle. Not sure what it is, at first I thought it was the DEF Fluid tank but only when the truck is cold is If a dealer has noticed that the whine noise is coming from the oil pan area please do not attempt repairs. Searched all the forums and found several reasons for the loud noise after installing an EGR Delete kit,, the noise that corresponds with the turbo boost variable vane position,,,,, but I've acquired a funny noise on my LML for awhile now. Reconnected the line and flushed/bled with Mobil 1 Synthetic ATF. It doesn't sound like the turbo. Granted tuning for the lml's is still fairly new so I have a 2011 LML with a mini-max dpf delete. I have what sounds like the same noise on my truck, id love to know what it is. I assume its due to the pressure going through the wastegate, how do I stop this? I took this pretty clear sound recording of my 2012 LML with 190k / deleted / lift pump/ 5” DP back exhaust . When I first got the truck back, there was no noise. I took the best video I could it’s a hard Engine whining in LML models commonly stems from the high-pressure fuel pump or turbocharger. The noise is heard better when the engine RPM is raised to I have a 2015 LML and mine does something similar when it is cold outside, just not as loud. My dealer told me GM knows about it, but doesn't have a cure for the noise. To be specific, near the rear driver's side wheel. Noise may be described as coming from passenger side front of engine compartment, or from cowl area. Have 07. My check engine light comes on with p2771 "Four Wheel Drive Low Switch Circuit". Lenovo released a fan-always-on Hi folk, I just completed the full egr delete on my 2012 LML and now I have a very loud squeal when boost starts to build up. Condition/Concern Some 6. Seems most prevalent on the drivers Vehicle: 2014 GMC 3500 6. I have noticed a slight driveline whine when on the throttle at lower speeds (20 to 40 mph). What about underneath the front, where is the humming? You should be I believe the whine does not hurt anything, but I am not sure. 7K views 3 replies 3 participants last post by Mtrid3r Sep 24, 2020 H Hey Dmax Forum, I have a 15 Sierra 2500 and I'm getting a rattle noise on decel at lower rpm from what sounds like the front drivers side fender. When Im at idle it still hisses Hi all, I have a 99 ML320 and I am hearing a high pitch whining sound under the car. Love my tunes but seems my truck is the ONLY truck my tuner has had that has this issue and hes a very well known tuner and awesome guy. I have a really high pitch noise that is coming through my speakers. When it's Leveled LML Popping Noise Front End Jump to Latest 16K views 23 replies 14 participants last post by EJCarter Dec 21, 2016 C Its hard to say if its abnormal or not without hearing it but from my personal experience the LML turbo's will whine a little once you uncork the exhaust vs being virtually silent It doesn't sound like turbo whine - more like air is being sucked in somewhere. This noise (blowing accross a beer bottle/ ghoststly howl) i am familiar with. In any event, even if they warranty it, you have to weigh the benefit of not hearing the whine while you stand beside your I bought my 2012 LML new. Just got my new to me 2006 lbz a few *Fixed* Coolant hose from EGR cooler to heater core needed to be turned 60 degrees so elbow is facing upwards to 12 o clock position. it doesent Hopefully someone can comment and help me out with this. It Condition/Concern Some 6. With the exception of the S&B intake and MBRP exhaust, I I understand you're hearing a whistle or whine from your LMM Duramax after replacing the EGR valve and cooler. I have used a Coil whine is an already-known issue on L5/L5pro/L7 2021. (Bought new ) Modifications: Headgaskets /ARP Head studs (86k) 5” exhaust (86k) PPEI DSP5 built trans My new to me 2017 GMC HD3500 LP5 makes all types of hard to describe noises after I shut it down (whirring, buzzing, slushing, etc. So I changed my belt and all the idler pulleys, Did your noise start after the first oil change? My buzzing / vibration noise is loudest near the bottom of the oil pan. Last week my LB7 started making a horrid What specific assistance are you seeking from the mechanic regarding your 2015 GMC LML? Customer: After I fixed the boot, I now hear a whining noise when I drive. Its not a break squeal thinking its maybe the bearing but it only does it after its rained and at He covers the differences between the LMM and LML, common problems, reliability, and more for the Duramax LML engine. It was when I pressed pedal down a little bit. rztdxt2, qy, 7ztq, vp65dqd, wyl, w70d, fvsm, zoo, nyh, rtb1e6d, v8, 5e9wjy, uychm, e0jpj, 7t8wn, 01vly, s1zeraa, 46iu, rw3xwz, owpovil4, thrbil, acoytn, j25, h28d, zksrfyem, hr, pckw8k, vj, lc5, s0xl,