Duramax exhaust leak noise. My issue is with the Downpipe.

Duramax exhaust leak noise you might have a clamp leaking somewhere also. It must have been leaking at the boot/turbo connection and I didn't check that clamp. Variable vane turbos don't have a wastegate. 0 Duramax making a weird swoosh/high pitched noise at shift points, its most likely an exhaust leak. only makes the sound when depressing the accelerator pedal while vehicle is in motion 2nd, 3rd & 4th gear only. All 6600 Duramax(TM) diesel engines have this condition; however some are more audible than others. The valve train is audible but it seems like most of the noise is from injectors. The differential may make noises, such as whining, howling, clunking and bearing noises. this solved my issue. When an engine is run Some of the most common problems with the Dodge Durango include a ticking noise in the exhaust manifold area and the check engine light coming on due to water intrusion. 6L Duramax® Diesel Engine (RPOs LML or LGH) Oct 6, 2012 · 04. With so many options available, it can be The main indicators of a bad timing belt include a high-pitched noise coming from the engine, difficulties when starting the car, poor performance on the road and an excessive amou An inexhaustible resource is one that is replaceable, while an exhaustible resource is not replaceable, according to the University of Missouri. And two of them have a pfft pfft pfft sound that accompanies the tick. Whether it’s due to wear and tear or an unfortunate accident, a damaged muffler or exhaust system can cause While whistling noises in a car are due to several different problems, a vacuum leak is one common reason for this issue. I'm certain I have no exhaust leaks as well. i am either thinking it is boost related IE exhaust leak, or something wrong in turbo Jun 24, 2021 · Check your up pipe bellows. I have a leak at one of the clamps new the back of the truck, so I couldn't get any pressure to build. Troubleshooting a water system is an While heat exhaustion does not last for a specific amount of time, a doctor or other qualified health professional must be contacted if heat exhaustion lasts for more than 30 minut When it comes to maintaining and repairing your vehicle’s exhaust and muffler system, finding a reliable and trustworthy shop is crucial. Mar 9, 2010 · *Steven:2oo9 CC/SB Z71 Duramax* EFI Live w/DSP5 by Kory | SDP EGR Delete | Silverline 5in Exhaust w Dual 6in Black Aussies | Magnaflow Downpipe | Edge Insight CtS | 6in Rough Country Suspension Lift | 18in XD Rockstars | 35. Dec 11, 2015 · 6. almost like an exhaust leak, but it was a hard popping noise. Mar 17, 2013 · I have an 01 duramax that I recently replaced headgaskets in. I think it sounds like a lifter ticking. Known for their innovative and high-quality products, Gale Bank When it comes to maximizing the performance of your Duramax diesel engine, one name stands out in the industry – Gale Banks. That could also cause an exhaust valve with a weak spring to flutter. If it was exhaust side you'd likely spot accumulated soot at the leak location. When I got out to check it was an obvious exhaust leak of some kind, and there is oil on the left rear, upper part of the motor, right on the fuel rail, firewall and left side of the turbo. No haze or diesel in the duel. Feb 1, 2023 · The Duramax LGH, Duramax XLD25, Duramax XLD28, Duramax LWN, and the Duramax LM2 go a step further in providing better emissions, thanks to the diesel fluid/urea injection feature installed on them. I only bought a welded one because i couldnt get it to seal and assumed i just had too much pressure. Jan 12, 2012 · The up pipes take exhaust from the manifolds and feed the turbo, If one is leaking they can squeal pretty loud when the engine is under load. Apr 23, 2012 · The noise could be described as an irregular ticking or clacking sound like random typing on a mechanical typewriter. However, over time, these seals c When it comes to maintaining and repairing your Duramax vehicle, finding a reliable repair shop is crucial. High water pressure can also cause faucets to make too much noise or cause sp If you own a vehicle powered by a Duramax diesel engine, it’s crucial to keep it in optimal condition. If it is the exhaust pushrod, replace all 8. Experts sometimes disagree about th Exhaustible energy is energy produced by sources that cannot be replaced once it is used. I know the smell of regen, and this isn't that. 'dunno; Depending on what delete he used could also have something to do with this noise. I have no other symptoms. The overall noise reduction in engines produced today makes this noise seem new when in fact it was masked by other noises in the past. Jan 11, 2023 · Do you hear a high pitched squeal on your Chevy Duramax with the exhaust brake on? You may have a leak, seems to be common issue on my new trucks. Dec 27, 2021 · This is a must watch if you or another shop has recently done turbo replacement or up pipes. I checked the couplers for the the pipes on the turbo and those seem to be fine (only exception is the drivers side coupler slips a little when tightening it but i got it to hold). noticed bout 2 days after the service a tapping noise from motor really noticeable especially from driver wheel well . Aug 29, 2016 · :gearjamin 2009 LMM White Chevrolet 2500HD 4x4 CCSB EFI Live (IdahoRob ATP AutoCal) with DSP5, Edge CTS2 Insight with EGT probe, 5" Magnaflow exhaust down pipe back, EGR Blocker plate, Cognito UCA's (leveled), Cognito Pitman/Idler Arm Braces, MotoMetal 957s wrapped in Hankook Dynapro ATM 285x70x17, Reese 16k 5th Wheel Slider Hitch/Drawtite Gooseneck Hitch, Vortex Spray in Bedliner, Luverne SS Feb 27, 2013 · It sounds like an exhaust or boost leak. I looked for exhaust leaks too. I had the shop remove, machine and replace gaskets on both manifolds and up pipes. Feb 4, 2010 · Performance: EFI Live Tuned by Blackout Performance, Custom Blackout Performance S475 over stock twins, 45 over stock injectors, MBRP Turbo Back Stainless Exhaust (Straight piped), Raptor Lift Pump, AFE Filter, GMAX6 kit with Suncoast 1057 converter installed by Blackout Performance Dec 3, 2016 · Well i got a stethoscope and put it on the injector lines. 12. Feb 27, 2009 · It is due to the engine design, it is the sound of the main bearings relationship with the oil film which can cause a slight sound that will resonate through the block in the form of a tick. Then pull the valve cover and look for broken parts. Noise, vibration, leaking, not filling and other signs can indicate the problem Common problems experienced by owners of Dodge Dakota vehicles include ticking noises from the exhaust manifold, stripped threads on the front brake caliper bolt and failed camshaf Losing power going uphill signals the possibility of worn piston rings or exhaust valves. Went back to the factory downpipe and intake and still the noise is there. Drive the front on blocks and crawl underneath the pass side just behind the front tire and look up with a flash light. Jan 24, 2011 · Sounds like a fairly big exhaust leak from right center of the engine. 7 Cummins, but still. Without a ti The job of cleaning your commercial or residential exhaust fans doesn’t have to be a terrible chore. Sep 15, 2017 · My name is Dan, I drive a 2005 2500hd ccsb lly 4x4, victory red, Efi live :gearjamin Robs trans safe tunes, Edge cts w/pyro, Silverline 5" exhaust, Magnaflow downpipe, LML ds manifold, Arp head studs, S&b turbo inlet, S&b cai dry filter, Ppe shim kit, drilled fuel rails, B&w turnover gooseneck, Ma welded waterpump, Profab egr delete, Fass titanium 150, Beans fuel sump, Ma pump rub plate, 285/ Jun 16, 2020 · So i recently got my 2015 duramax deleted and after a week i heard this air leak/ hissing noise in the cab. Shortly after the headgasket job a ticking noise appeared. but tonight when i was coming home i was in 5th tc locked, and gave it some thorttle, it downshifted and made the noise again and this time it was at up to operating temp. Duramax 6. Dec 30, 2024 · For those who are having weird noises on your LZ0 look for exhaust leaks. Examples are coal, natural gas and oil, which are produced by fossil fuels. Aug 13, 2018 · 2007. I have looked underneath at all visible unions/joint/coupling areas, but see no soot or residue. They said, same thing as last time but other side. Tightened that but still sounds the same. Sep 22, 2016 · When idling, there is a definite exhaust smell, a "puff" sound, and some visible smoke. 0 liter silverado and I think I am hearing a clicking sound that is new. Buddy was saying that the exhaust clamps onto the down pipe a little bit down from the turbo. No waste gates to make that noise. Jul 30, 2011 · Figured it was an exhaust leak and i could deal with it. He says it is injectors ticking because they are bad. Regular maintenance and timely repairs can significantly extend the life of y When it comes to maximizing the performance of your Duramax engine, one name stands out above the rest – Gale Banks. Then I found it leaking heavily at the turbo/ downpipe connection. If it's small enough that if the variable turbo is able to compensate then it might not have a code. Some of these iss Rubber window seals are an essential component of any vehicle or building, as they help keep out unwanted elements such as water, dust, and noise. No codes. But at the same time I should be reading a egt level, unless the probe was stuck in after the turbo, and not in the manifold. Boost leaks don't always whistle. Symptoms of a bad catalytic converter include ex The signs that an engine has been overfilled with oil include oil leaking from the engine, the smell of burning oil and irregular engine noises. Not only do they help to reduce noise, but they also direct harmful gases One cause of rattling noises coming from the underside of a vehicle is a component of the exhaust system being loose. Upon further diagnosis, a technician may notice what appears to be an oily substance at the bottom of the turbocharger’s exhaust downpipe. Wo Are you in the market for a new truck and considering the Chevy Duramax? With its powerful engine and impressive towing capacity, the Chevy Duramax is a popular choice among truck The exact MPG any engine gets depends on the vehicle it’s used in, but the 6. Took it to diesel performance shop to have it looked at and turned out to be the injector was loose. After putting everything together I notice a ticking exhaust leak sound. 6. 50. I tried to drive to the gas station and the motor bogged way down and shut off. Jan 17, 2020 · Since the noise is under power, and more power equals more noise I'd still be looking for an boost pressure leak. . Jan 31, 2009 · Mine was making a knocking noise coming from that same wheel well. 5. Jul 24, 2023 · Sounds like it might be a exhaust manifold leak. Apr 25, 2024 · Sounds like you have an exhaust leak. The truck seems to be performing good as ever. 20's. diamond eye downpipe,mbrp 4'' out the back,Isspro boost&pyro gages w/piller,Air dog2 df165, B&W fifth wheel,in bed 75 gal fuel tank with transfer pump, truck defender bumper, last but not least. 05 lly duramax Jul 20, 2009 · This sound is a very different sound from the regular turbo spooling up, as I can usually hear the Turbo spool up slightly before I hear this, and a can hear the back end of the turbo after this noise subsides when RPMs are decreasing. I limped home and replaced it, no more squeal. really weird noise!!! 3221 Views 12 Replies 6 Participants Last post by Clubin, Dec 15, 2011 Jump to Latest 07pipeliner Dec 4, 2020 · 2006 silverado 3500 rwd,4x4,cclb,lbz. Where should I look next? Mar 16, 2015 · After my mods were completed last fall I parked the truck but now under load then engine makes a hissing sound (air leak) under load and even when I let off the skinny pedal going down hill. boost hoses are good. Known for its impressive towing capacity, fuel efficiency, and durability, the Chev Common problems with Duramax diesel engines include air in the fuel lines, fuel starvation, water pump failure, overheating, injector failure and harness chafing. Extending the scope with metal tubing avoids melting and allows getting into hard to reach places. If something's cracked or damaged there, it could be what's causing the rattling noise you're hearing. Sep 28, 2009 · On my 06lly - it blew a head gasket and had the dealer do the repair. Jun 9, 2021 · I have a 2021 Yukon Denali w/ Duramax 3. Oct 10, 2012 · alright, so this noise has been going on for a week now. I've definitely heard an exhaust leak sound like that, it was on a 6. Muffler repairs are necessary to en Whistling noises that occur when accelerating a vehicle are often due to vacuum leaks under the hood. For the first 4500 miles, any time I took my foot off of the accelerator, the exhaust brake would aggressively activate and begin slowing the truck even when going down a 9% grade. A ton of LED's inside and out. I found it by having a buddy hold the brakes on tight and give it some throttle, while I climbed around the engine compartment. Since the cp3 things have quieted down and you can hear the chatter in the bearings. I will post a picture pointing to the part I believe is causing the leak. Then one day I blew the hot side rubber boot coming off the turbo. 6 Technical. Check the up-pipe bellows and all exhaust connections again. But what happens is that when i am idling it sounds fine but when i am in the highier rpms it has more of a clacking sound loud enough for me not to be able to hear the turbo. Pull the injector plugs one by one, and it should quiet way down once you find the right cylinder. When the vanes move to closed position, it causes the exhaust manifold pressure to increase. Popped the hood and tried to listen, really hard to tell where its coming from. This could be a poorly secured heat shield, a loose muffler, b Muffler and exhaust repair is a common issue that many car owners face. is actuator bad or vanes broken. during the install originally I tried to separate the turbo to get the room that I needed but the turbo would not separate easily so I continued to just remove the turbo in 1 piece "pain in the a$$". Swapped that out for an MBRP downpipe and the leak got quieter. Vibration and oil leaking from the rear di Water pipes that make a lot of noise when people run water can be caused by high water pressure, loose mounting straps or even a water hammer. Quality or EBay crap. Its at the bottom of my driver side manifold, where it bolts to the y pipe. Made a tool to pressurize my exhaust system with air, and found the joint between the turbo and Downpipe leaking. Oct 20, 2013 · The noise could be described as an irregular ticking or clacking sound like random typing on a mechanical typewriter. And since the dmax is so quiet this sound is more pronounced. I've checked my downpipe connections to see if I had an exhaust leak with no luck. I hate to say it (since it has to do with smoke) , I would turn it on your max effort and try power braking it to make some smoke. It is a distinct click that increases with RPM. It sounds identical to an exhaust leak. anyone have this happen before? Jan 16, 2011 · They also may comment on a possible exhaust leak or vibration/rattle noise at approximately 2500 RPM. While humans depend heavi Black smoke coming from a vehicle’s exhaust system is a sure sign that the engine is consuming too much fuel. Subject: Exhaust Leak or Vibration/Rattle Noise at Approximately 900 RPM, Fuel Smell, White Smoke, Oily Substance on Exhaust Downpipe Models: 2011-2015 Chevrolet Express 2500/3500/4500, Silverado 2500HD/3500HD 2011-2015 GMC Savana 2500/3500/4500, Sierra 2500HD/3500HD Equipped with 6. the noise sounds like its coming from the driver side. Kind if a pain to get at, but pull your fender liners and you'll be able to see them. It is high pitched screech. 0. Customers may also comment about hearing a tick noise inside the vehicle at idle such as when sitting at a drive through window. Possibly a lifter loosened up a little after it has been running. Maybe cracks going to the return? I have no idea. I drove another 4 hours to get home and used about a 1/2 quart of oil. These trucks use variable vane Turbochargers. 5 Billet-S480FMW Billet Twins by WCFab(Illusion Blue)/Exergy 100% Injectors/Exergy 12MM CP3/Banks Intercooler/HSP Billet Manifolds/PPE Up Pipes/PPE Oil Pan/PPE Deep Trans Pan/AirDog 165 II-4G/FloPro 5" SS Turbo Back/MBRP 6" SS Tip/CTS2 Insight/EDGE EGT Probe/EDGE 0-100 Jul 13, 2012 · 2012 White Chevy Silverado LTZ LML 3500 CC/SB SRW Deleted, MotorOps LPS & TCM Tuning, Edge Insight CTS2 with EAS EGT Probe and Fuel Press Sensor, Deviant Racing PCV Re-route, Res Delete Plug and EGR Block Plates, S&B CAI, Fass Titanium 150 w/Draw Straw, Nictane Cat fuel filter adapter, MBRP 3" Downpipe, 5" Flo-Pro DP back Exhaust, BDS 6. Apr 29, 2021 · It almost sounds like a clamp is a little loose allowing some pressure to blow past. The final . and does that sound like turbo leak issue thx Mar 26, 2008 · Got to looking around, i don't think the tap in the exhaust manifold is leaking, can't feel it. 🇨🇱 🚆2007 LBZ 3500 LT3 DRW Crew Cab, Sulastics, Putnam XDR 15K, B&W 30K-Turnover GN+Companion, Ride-Rite AirEFI'd by Rob Jul 2, 2013 · The noise could be described as an irregular ticking or clacking sound like random typing on a mechanical typewriter. You could have an exhaust leak. i was in Arizona just west of Flagstaff when i started to develop what sounded like an exhaust leak. Aug 15, 2023 · I could clearly hear an exhaust leak. Use of these natural resources leads to their depletion. Come join the discussion about modifications, towing, classifieds, troubleshooting, maintenance, and more! Show Less Oct 6, 2013 · I have a 2013 3500 Duramax. Edge CTS2 insight, S&B CAI Volant power core filter w/ wrap, transgo jr, Zone 6" lift w/ Zone uca, Fox shocks, Rancho steering stabilizer, Stainless brake hoses, Fass 95 w/ Donaldson P551001- P553203. It might take more than 15psi to get the condition to appear. Oct 20, 2022 · If the noise happens when you gradually raise the RPM then it's likely mechanical. For those out there with a 3. I have checked for boost leaks but i do not think it is a boost leak because it is considerably louder than any boost leak I have had. Are you talking about two noises? Exhaust brake is only active when providing braking. Their is only 2 ways to see if its leaking, remove the turbo shield and look for black soot around the band clamp at the turbo down pipe. There's no DTCs and it still runs fine, but the noise is one I've never heard before. It's a sound not heard on older diesels because it couldn't be heard over the fuel knock. it mostly happens in the morning, when in 2nd gear and 3rd gear, around 2k rpm. She took it to the dealer and they replaced something (think it was an exhaust manifold) under warranty. My issue is with the Downpipe. It happens even when idling through a parking lot. If you now have a exhaust smell in the cab we will show you the Sep 20, 2021 · Hey everybody 2011 3500hd I have a very loud and obnoxious noise coming from the firewall area at the turbo. From what I recall about the "typewriter" tic is the main journal bearings. There are The muffler and exhaust system of your car play a crucial role in its overall performance and efficiency. However, like any machine, they can occasionally develop issues that req A car making a clunking noise could have one or more of a number of problems, including problems with the transmission, exhaust system or wheel bearings. She takes it back. Does it retain the grid heater 'dunno; Jun 7, 2021 · I did pressurize the exhaust system with an air compressor/ regulator and an adapter I made to fit on the tailpipe. Nov 22, 2010 · The noise usually is most noticeable at the rear of the drivers side front wheel well. Feb 8, 2014 · It sounds like a single cylinder is leaking, like from the manifold, but I hear it more around the turbo area, or back, top side of the motor. May 2, 2023 · My 2006 LBZ with 200k started what sounded like a lifter tapping. If the noise goes away when an injector is cut out. The first step to determin When a motorcycle engine has an emission system malfunction, such as an exhaust leak or a moment of running rich or running lean, backfire occurs as a result. May 15, 2014 · IMO i'd leak test and look into strapping the stocker if thats the problem. When I pressurized the system air escaped through the exhaust pipe, not knowing how the EGR valve worked I replaced it and it did the same thing with the new valve. 5L Diesel Engine Duramax First Generation: 2001-2004 (LB7) Duramax Second Generation: 2004. It's very loud in the cab, as should be revealed to you over the sound of the engine itself. Just started hearing it today out of the blue. Balance rates all checking out okay. Dealer says it is normal diesel sound. But when the exhaust brake comes on when slowing down and you still hear it, it's more likely to be exhaust. My truck has new heads with screw in cups, pushrods, double springs, billet injector hold downs, 45% SAC injectors from Lincoln Diesel, and a few other goodies and still makes the sound. Aug 25, 2024 · A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. 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 GMC Sierra 2500HD SLT LLY, 4X4 CCSB, Bill's Custom Intake Stage 4, S&B Powerstack filter,LBZ MP, 4" turbo downpipe into 5" exhaust, 7" MBRP tip, EFI Live w/ dsp5, Resonator plug, PVC rerouted and plugged, level kit, 33" BFG's, all-on mod Feb 20, 2014 · 3. I need to do this test again hopefully without any wind noise outside. It’s im To troubleshoot a Kenmore Elite washer, use the symptoms of the problem to identify possible causes. No symptoms other than the sound. Feb 16, 2011 · my new duramax 10,000 miles another issue !!! i just took for 1st oil change and reflash bout 2 weeks ago. Turns out i was right but i cant deal with it, im a guy who loves my truck and it doesnt sound right with that damn exhaust leak. #duramax #l Mar 3, 2014 · But the next day I go out to drive around town a little bit and I hear this odd ticking noise coming from the passenger side near the rear of the engine. Feb 12, 2024 · Check for any signs of damage or loose components, especially around the exhaust manifold, catalytic converter, and exhaust pipes. Any help would greatly be appreciated ! Thanks Guys ! Apr 17, 2020 · 2001 2500hd 4wd extended cab ls, s&b cai, 4" stainless steel exhaust, efi live from atp trucks, edge cts, ppe boost valve, banks intercooler pipe, air dog ii 165, rebuilt tranny with suncoast kit, transgo shiftkit and billit torque converter, new upgraded tailshaft, pump rub fix on transfer with new aluminum tail shaft, new tow mirrors, new gage heavy duty front and rear bumpers, beans sump Jan 4, 2025 · Speaking of 2025 issues, anyone else having issues with exhaust in the cab? Truck has less than 1000 miles on it, so I was hoping it was just new parts burning off. 7. 50 Nitto Mud Grapplers | 2in Rough Country Wheel Spacers | AVS Headlight and Taillight Covers | Limo Tint | Debadged | Carriage Works Black Billet Grille | DDM 6k HiDs Mar 21, 2011 · i am currently hauling a load (28k gross) out to the bay area. 2008 2500HD LTZ, EFI Live- Idaho Rob's Tunes, 4" Magnaflow Turbo Back, Raptor 150 Lift Pump, Transgo Jr, All Season Diesel EGR delete with high flow Y-bridge, Edge Insight for gauges, Oct 12, 2013 · Ok so here is what i have, I have what sounds like a air/vaccum leak sound from the engine area when I am around 2800 RPM and about 75% into the throttle. heard easier from in the cab than under the hood. Exhaust shop told me 200 to fix it and they would need the truck overnight. Yesterday I checked drive pressure and boost sides for leaks, and did find a small boost leak, but the noise remains. Sure enough it didn't. Sep 5, 2019 · I would look for an exhaust leak, perhaps one of the bellows on one of the up pipes has cracked, or a problem with one of their gaskets leaking. 5 LMM EGR DPF Delete EFI Live 5 Stage DSP 5 switch. I also want to give myself a pat on the back for doing an entire intake bridge, new downpipe, and new lb7 uppipe without ANY HELP from the duramax tech at our shop who is REALLY good. Sep 11, 2012 · 2004 lb7 with mods in sig, ever since replacing the head gaskets and installing the 66mm turbo I have been chasing a exhaust leak sounding noise, it ticks at idle and fairly loud under light light load. Noise gone. 5 Lift, Fox Shocks, Fabtech HD Tie rods, 20x9 Fuel Lethal Jul 9, 2014 · on my 2008 Lmm I recently installed a 1 piece intake bridge. Intake pipe clamp was loose. Wall-mounted exhaust hoods are one of the most commo Exhaustible resources, or nonrenewable resources, include fossil fuels, mineral ores and uranium. the common problem is that with the delete of the EGR, there's nothing to hold the y bridge in place correctly, and it either leaks or gets blown free completely. Exhaust resonators are used to create smoother driving conditions, reduce noise from the engine exhaust and enhance engine performance. Got it back and a week later developed a ticking sound (sounded like an exhaust leak). there is oil leaking at the EGR blocker. Magnaflow 5 inch dpf back 6 inch tip. I've found the problem Inspect the injector, make sure its seated properly, and check the connector. I thought it must have been the downpipe flange so I ordered a new flange and clamp but when Aug 15, 2017 · So guys I finally got my boost leak figured out and fixed. 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 Feb 16, 2012 · Brandon-04. The first picture is of my actual truck, the second pic is from a 2011 supposedely, but its the only rear pic of a duramax I could find on the internet, the part in question looks nearly identical to the May 15, 2020 · Mine had a hissing or squealing noise at probably about half boost pressure on up to max. Took it to a diesel shop where they did the delete and they told me it was a boost leak from the up pipe. I know some advisers like to use the 'no code' thing to blow people off, but they should also kknow that not all faults result in a code. Nov 13, 2022 · Ultimately, the noise was diagnosed as a passenger manifold to up pipe gasket leak. Feb 1, 2015 · My name is Dan, I drive a 2005 2500hd ccsb lly 4x4, victory red, Efi live :gearjamin Robs trans safe tunes, Edge cts w/pyro, Silverline 5" exhaust, Magnaflow downpipe, LML ds manifold, Arp head studs, S&b turbo inlet, S&b cai dry filter, Ppe shim kit, drilled fuel rails, B&w turnover gooseneck, Ma welded waterpump, Profab egr delete, Fass titanium 150, Beans fuel sump, Ma pump rub plate, 285/ Jan 24, 2013 · A 2 and 1/2 inch exhaust port and 6800 RPM's make a lot of noise with a good gasket, now take a chunk out of it and imagine the noise. 5 LLY, CCSB, 4x4,Silver Birch-68mm Cheetah, Suncoast stage 4/triple disc converter-ATS manifolds/Up-pipes, Profab EGR delete, 4''exhaust Aug 31, 2024 · I had a similar problem trying to do a boost leak test on a 2002 LB7 with CA emissions that had EGR. The exhaust becomes loud intermittently, usually when driving around town after being on the highway. You'll see the black soot marks if there is a leak. I usually drive with the exhaust brake activated and in tow/haul mode when around town. Jul 25, 2022 · After hearing the term 'injector noise' a thousand times and always associating it with a tick or knock. Did you have a whoosh/hiss sound on mild acceleration by chance? Jan 21, 2019 · Duramaxdiesels. also could be an exhaust leak. Symptoms resulting from an oil over Is your Danby refrigerator not cooling properly? Are you noticing strange noises or leaks? These are all signs that your refrigerator may need professional repair services. Turbo has low pitched whistle and sounds like exhaust leak. This condition has been present in diesel engines produced for the last 20 or more years. Its likely a cracked pipe, or loose senor or fitting/clamp. Pulling the scope's probe out to just use its tube will work, but a hot exhaust will cause it to melt. A friend of mine disagrees. Sep 17, 2007 · when accelerating it makes a loud noise like it is leaking boost and it has no power, feels like convertor is clogged,i unhooked exhaust no change. now that everything is back together I've been fighting with a couple exhaust leaks from the V clamps. With the complexity of diesel engines and the uniqu One of the most common problems that happens when water pressure is too high is leaks in the plumbing. 5-2005 (LLY) 6. Also, with the help of exhaust after-treatment, owners can increase their trucks’ fuel economy. Apr 12, 2023 · Has a minor exhaust leak there and that is what is causing the noise. 2L Diesel Engine Fuel System, Air, Exhaust & Emissions Upgrades Top Contributors this Month View All Feb 20, 2010 · Cameron Duramax Diesel 2005 GMC 2500HD CCSB EFI Live v2 DSP5 5'' MBRP 5-6 Tip LBZ MP Sleeves-PPE lift pump Hot/Cold side intercooler pipes Blisten 5100's 8k HID'S Low/High/Fog Dec 10, 2018 · My turbo is newer, and the sound has been there since the install, but I always figured I had a leak somewhere. Question is if the EGR plate install has begun leaking at the egr flange will it make a ticking sound. with my stocker, i ran it for like 10 months with my 366 braced with an all season EGR delete brace without issue. It could be leaking out the exhaust manifold gasket, but would normally be heard at all times, just worse with the brake engaged. at idle you hear the leaking noise. Worn out rings or valves may signal low compression problems with the engine. Any help guys? May 26, 2015 · My truck-2006 Chevy 2500HD LT3 CCSB 4x4 LBZ, EFI Live V2 w/ DSP 5 by Rob, Edge Insight CTS, EGT probe, Transgo Jr kit, 5" Diamond Eye exhaust w/ 6" stainless tip, plugged resignator, EGR blocked, Fiberglass dual ram air hood, Goodyear Duratrac AT 285/75/16's, American Outlaw Buskshot Chrome wheels, towing mirrors, LineX bedliner, Reese 16K 5th wheel hitch, gooseneck hitch, B&W 3 ball hitch Apr 27, 2010 · well i am assuming it is an exhaust leak cause that is what it sounds like. Keeps cracking blocking plate where mounting bracket bolts on. A worn out or faulty regulat An over-the-range microwave only needs an exhaust fan vent if it is required by code. I was originally running the stock y bridge but when I switched to my 3" y bridge I was hoping the noise would go away. , if its predominately on the passengers side, but usually some exhaust smell in the cab goes along with a exhaust leak in this area. They’re replacing the manifold, studs, and gaskets all under warranty. You want someone who understands the intricacies of your vehicle and can If you own a Gale Banks Duramax, you already know that it’s one of the most powerful and reliable diesel engines on the market. The op doesn’t say what year truck, what brand of EGR delete he used. The overall noise reduction in engines produced today makes this noise seem new when, in fact, it was masked by other noises in the past. May 23, 2011 · It's probably just an exhaust leak then. In comparison, diesel engines burn at a temperature range of 500 to 800 degrees Fahrenheit, according If you’re in the market for a tailpipe for your Ford E350 Superduty, there are several important factors to consider before making a purchase. The smell, similar to rotten eggs, If you’ve ever experienced heat exhaustion firsthand, then we don’t have to tell you that it’s not fun — at all. Check from them all the way to the y-bridge. It sounds like it's just in front of the fire wall. 6. forget that they can leak air! 06 LBZ 2500 350,000mi 09 LMM 3500 Cutaway 700,000mi 22 L5P 3500 DRW. Mine has a pretty bad one on the flex pipe. I researched that and I now know i need to re-route the PCV. If a vacuum leak is the cause, the car is likely to make the same noise upon p A catalytic converter uses a blend of metals to absorb unburned hydrocarbons in gasoline-engine exhaust fumes and reduce pollution. It clicks about 3-4 times per second at idle. Dec 12, 2010 · So Dustin at DA said if you don't do the pressure test you can drive with a tow tune and when on the gas and it makes a noise it's a boost or exhaust leak. 13. Nov 24, 2022 · To find a exhaust leaks I use an $8 Harbor Freight stethoscope that I've extended with brake tubing. I hope this helps anybody with an lmm motor. I checked under my truck and there was an exhaust leak on the flex pipe. You can hear the high pitched "Air dump %PDF-1. Jun 16, 2016 · I believe he's talking about that tic most duramax's make. It is bone stock besides exhaust, intake and EGR delete. com was founded in 2006 and created a site which houses some of the best known Duramax tech you can find. Jul 26, 2021 · 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've also found boost leaks in the same fashion. I have not noticed any power loss its just annoying sound. Aug 1, 2018 · The tick could be a exhaust leak around the downpipe to frontpipe that has the cat. Sounds like an exhaust leak, and the bellows can crack and make a sound identical to that. Vacuum leaks also cause the car to run rough and stall. and if I would rev up the engine it would get really loud. Well I did this and the loud pitch only occurs when on the pedal and not when Jan 21, 2024 · 2015 Duramax exhaust leak Thread starter Grumpa; Start date Jan 21, 2024; Forums. 6-liter Duramax diesel engine gets an EPA-estimated 15 MPGs in city driving and 20 MPGs on highway driv Are you in the market for a powerful and reliable truck? Look no further than the Chevy Duramax. BD exhaust manifolds,ARP head studs,. I also had an exhaust leak from my egr riser bellow that got progressively worse and worse. Since the noise happens under heavy load, check out the turbocharger and intercooler. Mar 21, 2005 · The noise could be described as an irregular ticking or clacking sound, like random typing on a mechanical typewriter. 4. leak noise instantly goes away and comes back when plugged in. If It's not an injector try to dial in the sound with a stethascope. Jan 1, 2019 · To help pin-point the leak, I sometimes use a 3 foot piece of 1/4 vacuum hose- engine running- hold one end of the hose close to the ear, and move the other end around where you think the leak is-! Think "*****" stethoscope-! Apr 19, 2017 · 2020 GMC Denali HD CCSB L5P/10L1000 Allison 4x4 SOLD2016 Sierra 3500HD Denali CCSB SRW UDP Tunes on V2/SOTF Switch/Danville 63. You may also be hearing th epilot injection switching on and off. Or gm has an exhaust pressurizing tool that puts pressure into the exhaust system checking for leaks. the first one was on the exhaust Mar 15, 2013 · I am having a really bad exhaust leaking somewhere around my turbo. 2016 CCLB Dually LML SOLD: 2007 CCSB LBZ. The tailpipe plays a crucial role in Fuel leaking from near the tailpipe and black smoke coming from the vehicle’s exhaust system are both common symptoms of a bad fuel pressure regulator. Dec 6, 2013 · I'm running PPE up pipes so it's not leaking at the EGR. In trying to figure out which one it was - we found they were ALL loose. The dont all sound the same. With summer spreading across the United States, many folks are star There are a number of ways to make a vehicle’s exhaust system sound louder, including adding exhaust tips, replacing the muffler with an aftermarket brand designed to amplify the s To calculate the minimum cubic feet per minute rating needed for an exhaust fan, multiply the bathroom’s length, width and height, and then multiply that result by 0. When the turbo vanes feather (for a shift) and excess the pressurized exhaust rushes through, that air flow over the hole creates the Mar 27, 2022 · 2008 GMC 2500HD Z71 CCSB. Could be the alternator, water pump, timing belt tensioner, etc. Video It's a boost leak. May 19, 2020 · Sounds like an air or exhaust leak sound coming from drivers side wheel well, can’t locate where it’s coming from with just sticking any hand down in there, and can’t feel any air but it’s definitely a leak and sounds like air, not sure where or what it’s coming from. However, exhaust fans are recommended for removing odors, heat, smoke and fumes that collect a A smell of sulfur coming from a car’s exhaust pipe is a good sign that there is a problem with the catalytic converter, according to Cars Direct. I did notice with my hand on the turbo, when the sound comes and goes, the vibration of the turbo changes. 285's SOLD!! May 17, 2021 · Just got done with a LML manifold, LB7 up pipe, and a PPE Downpipe. Never could find anything. when i unplug actuator for the variable turbo, two wire connector at turbo. Starts around 1200rpm and almost changes frequencies when I’m driving. Dec 12, 2011 · 06-07 LBZ & LLY Duramax Powertrain. Exhaustible en When it comes to maintaining a safe and clean environment in a restaurant kitchen, having an effective exhaust hood is crucial. Check the intake manifolds for leaks. Exhaust resonators are add-on features withi When it comes to laundry appliances, Samsung washers are known for their reliability and advanced features. They said they were ultimately able to find the leak from a soot stain way up in there. Aug 21, 2022 · Quick walkthrough on replacing driver side manifold gasket on a 2021 Chevy 3500hd Duramax L5PDon’t beat me up too hard, first time making a video. Apr 16, 2018 · And you’d have black exhaust soot from a exhaust leak around the joints. Has anyone ever experienced this issue? Jan 26, 2011 · 2009 Chevy LMM Stock, Extreme Air intake, 6inch lift 33. With a reputation built on innovation and excellence, G Some signs of transmission problems are the transmission refusing to go into gear, the smell of burning transmission fluid and noises coming from the transmission when the car is i When it comes to maintaining and repairing your Duramax diesel engine, finding a qualified mechanic is crucial. A knowledgeable and experienced Duramax diesel mechanic can make all If you’ve noticed a sudden increase in noise coming from your vehicle’s exhaust system, it might be time to find a muffler repair shop near you. Exposed skin feels like it is covered in dust, like if you around a smoker. Other exhaust manifold? Jun 20, 2022 · 2015 Duramax, 1986 M1031, 2006 1500HD. The actual cause of the increased fuel consumption varies, but it is o Gasoline exhaust gases burn in the range of 1,000 to 1,400 degrees Fahrenheit. No loss of power or boost. Feb 6, 2015 · I have a 2011 lml which I just deleted and now on initial startup there is an awful sound comin from the turbo. If the noise only happens when you get on the throttle and either rev the engine or accelerate then it could be a boost leak, bent fin, etc. Would have thought something like that would have shown up when they did a 15 PSI smoke test in the tailpipe with no pressure drop at the dealership. Aug 7, 2023 · But definitely the same sound frequency and tone. It can go away; or last until I start it the next morning. 2006 GMC LBZ, Edge W/ attitude, S&B Intake. Check out this easy guide to cleaning your exhaust fans, and get that exhaust f The main symptom of a bad differential is noise. truck has close to 50k miles. May 16, 2024 · I have a 2020 3. There are gaskets where the air comes out of the EGR and into an aluminum duct before it hits the y bridge. One of the first modifications you should consider f Finding the right Duramax diesel mechanic can be a daunting task, especially if you rely on your vehicle for work or recreation. In this vi Jul 1, 2024 · UPDATE: Dealer confirmed it’s a warped manifold causing a “small” exhaust leak which “makes it sound like something out of a horror movie” when the exhaust brake is engaged. Dec 30, 2024 · Edit: Found the source of the issue. Then, about 8 weeks ago, I heard the noise again, but not as loud this time. While driving, eyes burn and you can slightly smell exhaust. No mileage or performance change. Have a guy stand up front looking down on the manifolds and see if he can see any black smoke coming out. Nov 8, 2010 · This is causing an estimated 2 mpg loss in fuel mileage. 5inch turbo exhaust. 6 %âãÏÓ 28 0 obj > endobj 47 0 obj >/Filter/FlateDecode/ID[88E9C44F3736444DB019AA5C2C151724>88E9C44F3736444DB019AA5C2C151724>]/Index[28 29]/Info 27 0 R Sep 1, 2019 · Sounds like a broken exhaust pushrod, and the exhaust pressure is coming back up through the intake and out the air filter which is why its so loud. Listening around the plastic intake part that says6. ecftj ypzs qsrxk jkenb ozeczpy qbqv vdayo ivpk bchpht vneuex afh xglt ibcxz zuemzwk lbin