Jul 30, 2019 · Loud Siren Noise. Turbocharged cars do make good noises such as spooling or a blow off valve noise but there are also bad noises. If you here a “police siren” type of noise that is gradually getting louder, this is a bad sign. It may be a loose pipe or the blades failing within the turbo. Poor Acceleration. If you are not feeling the usual ... Jun 06, 2006 · 2006 6.6L Duramax LLY V8 Diesel Silverado 2500 HD. My Grandson had an EGR engine Code and he removed the EGR and found a crack in the unit. Before this action the Turbocharger was working perfectly. After reinstalling the EGR the turbo made a loud whistling noise when calling for more power and would whistle down when power would reduce. Jun 06, 2006 · 2006 6.6L Duramax LLY V8 Diesel Silverado 2500 HD. My Grandson had an EGR engine Code and he removed the EGR and found a crack in the unit. Before this action the Turbocharger was working perfectly. After reinstalling the EGR the turbo made a loud whistling noise when calling for more power and would whistle down when power would reduce. Nov 30, 2008 · yeah straight exhaust is the way to go for loud turbo i have mine turned in front of back tire with 5" tip 2004.5 CHEVY 2500HD LT 4x4 EXT CAB/Short Bed 6.6 LLY Duramax/Ally 5spd/ MUFFLER & CAT DELETE & with 5" TIP/Pioneer deck/Alpine 1800w amp/2-10" FOSGATE P2 subs / XM and ONSTAR dual RED TOP OPTIMA batteries Jet Black/charcoal leather /Pro ... *2005 Duramax 2500HD CC/SB Sport Red Met. 4X4 111,000 miles * Allison 1000 5sp Auto * Quadzilla S2 ... Ummm doesnt the turbo whistle? lol sorry i had to say it. I ... Jun 26, 2010 · i just bought my first duramax with a 6.6 turbo diesel and it has a tapping sound.it sounds like a lifter tap in a gas engine. i was told it may be water in the fuel. truck is a 2001 with 152000 miles … read more Adam 07 GMC, 2500HD, 4X4, CCSB, LBZ, SLT, Idaho Rob DSP 5, 4" front pipe back, 3" dp, cleaned up the stock turbo and installed a 10 blade turbine wheel (let the whistling begin), modded oem airbox, egr blocked, 265/75-16 Motometal 951 w/Terra Grapplers Duramaxdiesels.com was founded in 2006 and created a site which houses some of the best known Duramax tech you can find. 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. Jul 30, 2019 · Loud Siren Noise. Turbocharged cars do make good noises such as spooling or a blow off valve noise but there are also bad noises. If you here a “police siren” type of noise that is gradually getting louder, this is a bad sign. It may be a loose pipe or the blades failing within the turbo. Poor Acceleration. If you are not feeling the usual ... Duramaxdiesels.com was founded in 2006 and created a site which houses some of the best known Duramax tech you can find. 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 own my first diesel truck which is a 2008 Chevy 2500HD. I have noticed that there are some diesel trucks around that have a more audible turbo whistle than others. I am sure that this is due to some modifications. I would like to increase the whistle on my truck because it just simply sounds... Jun 06, 2006 · 2006 6.6L Duramax LLY V8 Diesel Silverado 2500 HD. My Grandson had an EGR engine Code and he removed the EGR and found a crack in the unit. Before this action the Turbocharger was working perfectly. After reinstalling the EGR the turbo made a loud whistling noise when calling for more power and would whistle down when power would reduce. Posting this up for a friend of mine. He drives an '07 GMC Classic Duramax/Allison. He has in stalled the Banks 6 Gun w/PDA, 4" exhaust with banks muffler minus the cat, and banks cold air intake. He is experiencing a fairly loud whistling or blowing noise from idle up to around 30PSI... Business inquiries: [email protected] Whats on my 2014 Silverado High Country? AMP Powersteps: Amp Powersteps (Silverado 2014-2018): https://amzn.to/2M8t... My recently acquired '17 DMax with 38k on it has a rather loud turbo whistle when accelerating in town. Once about ~50mph, the noise is much less prevalent. It doesn't sound like my previous turbo vehicles (Subaru/VW), although they were all gas), it's a much higher pitched whistle instead of a woosh sound, if that makes sense. I had though it might be the fan clutch, but others have put that theory to rest already. Some suggest the water pump as the culprit. But everyone that has heard this whistle (6.0 and 6.4) say it happens while pulling a load in the heat at about 2000-2800 RPMs. The whistle happens in ours all the time though, towing or not. Jun 06, 2006 · 2006 6.6L Duramax LLY V8 Diesel Silverado 2500 HD. My Grandson had an EGR engine Code and he removed the EGR and found a crack in the unit. Before this action the Turbocharger was working perfectly. After reinstalling the EGR the turbo made a loud whistling noise when calling for more power and would whistle down when power would reduce. My recently acquired '17 DMax with 38k on it has a rather loud turbo whistle when accelerating in town. Once about ~50mph, the noise is much less prevalent. It doesn't sound like my previous turbo vehicles (Subaru/VW), although they were all gas), it's a much higher pitched whistle instead of a woosh sound, if that makes sense. Jun 26, 2010 · i just bought my first duramax with a 6.6 turbo diesel and it has a tapping sound.it sounds like a lifter tap in a gas engine. i was told it may be water in the fuel. truck is a 2001 with 152000 miles … read more :Thumbup: Hey just learned a new trick for all you guys running LLY's Duramax. If you want a louder whistle from your turbo and have it spool up a little quicker here is what you do. Take off the turbo resonator- you know the plastic box that says 6.6 turbo diesel on it on top of the motor. Go... Jul 18, 2017 · I have a 2017 Crew 2500 with a Whistling noise at speeds above 65 with no wind or 55+ with a head or slight cross wind. I thought it was my factory open ended step tubes so I taped the ends and still had the whistling. A real cheap, easy way to get a louder turbo sound is plugging the resonator. Just take it off (the big plastic thing on top of the engine with 6.6 on it) and then get a cheap expansion plug from any auto parts store and plug the intake hole. Posting this up for a friend of mine. He drives an '07 GMC Classic Duramax/Allison. He has in stalled the Banks 6 Gun w/PDA, 4" exhaust with banks muffler minus the cat, and banks cold air intake. He is experiencing a fairly loud whistling or blowing noise from idle up to around 30PSI... Hello, My 2006 Silverado with 70K miles (2500 HD, 6.6L, 4x4, auto, crew cab, 8' bed) has been making an inconsistent whining noise for the last couple of years and has got progressively worse recently. Adam 07 GMC, 2500HD, 4X4, CCSB, LBZ, SLT, Idaho Rob DSP 5, 4" front pipe back, 3" dp, cleaned up the stock turbo and installed a 10 blade turbine wheel (let the whistling begin), modded oem airbox, egr blocked, 265/75-16 Motometal 951 w/Terra Grapplers Hello, My 2006 Silverado with 70K miles (2500 HD, 6.6L, 4x4, auto, crew cab, 8' bed) has been making an inconsistent whining noise for the last couple of years and has got progressively worse recently. Posting this up for a friend of mine. He drives an '07 GMC Classic Duramax/Allison. He has in stalled the Banks 6 Gun w/PDA, 4" exhaust with banks muffler minus the cat, and banks cold air intake. He is experiencing a fairly loud whistling or blowing noise from idle up to around 30PSI... 6.5L Diesel Engine Duramax First Generation: 2001-2004 (LB7) Closed / Archived Marketplace Ads Duramax Second Generation: 2004.5-2005 (LLY) 6.2L Diesel Engine Recommended Communities Powerstroke Diesel Forum How to get more whistle Hi new to the site and to the duramax world. Just wondered how to get more whistle out of the engine or if this turbo has a silencer ring that can be removed. Jan 03, 2017 · Have a late 05 duramax with 55k miles. truck runs fine but has developed a noise under light load ( a whistle \ rattle ). At first thought it was a belt tensioner type of issue but it only happens und … read more Jan 03, 2017 · Have a late 05 duramax with 55k miles. truck runs fine but has developed a noise under light load ( a whistle \ rattle ). At first thought it was a belt tensioner type of issue but it only happens und … read more Hello, My 2006 Silverado with 70K miles (2500 HD, 6.6L, 4x4, auto, crew cab, 8' bed) has been making an inconsistent whining noise for the last couple of years and has got progressively worse recently. Jul 30, 2019 · Loud Siren Noise. Turbocharged cars do make good noises such as spooling or a blow off valve noise but there are also bad noises. If you here a “police siren” type of noise that is gradually getting louder, this is a bad sign. It may be a loose pipe or the blades failing within the turbo. Poor Acceleration. If you are not feeling the usual ... GM was eager to develop and speed to market the 6.6-liter LB7 Duramax, which produced 235 horsepower. Later versions including the LLY, LBZ, LMM and LML would use more sophisticated turbos and engine controls, ultimately increasing both horsepower and torque by about 80 percent from 2001 to 2011. 6.5L Diesel Engine Duramax First Generation: 2001-2004 (LB7) Closed / Archived Marketplace Ads Duramax Second Generation: 2004.5-2005 (LLY) 6.2L Diesel Engine Recommended Communities Powerstroke Diesel Forum As the name suggests, a turbo whistle sounds like a high pitched whistle or whining sound, heard when the turbocharger kicks in as you accelerate and the revs go up. For some people, a turbo whistle can be annoying, but to others, it’s actually desirable! :Thumbup: Hey just learned a new trick for all you guys running LLY's Duramax. If you want a louder whistle from your turbo and have it spool up a little quicker here is what you do. Take off the turbo resonator- you know the plastic box that says 6.6 turbo diesel on it on top of the motor. Go... I have a 2004 Chevy silverado 1500 with a 5.3. It recently started making a hissing noise or kind of a sucking air noise coming from the drivers side of the engine like by the intake when you press the accelerator. this is my 2005 Duramax on a 10" cognito motorsports lift with 38/15.50s with a 5" straight pipe to so flo stacks! Tags (Ignore) Duramax Lbz Lly Lb7 Lmm Lml ... Nov 06, 2015 · Turbo whistle on LLY Duramax Martin Braun. Loading... Unsubscribe from Martin Braun? ... WCFAB Y-Bridge Bundle kit Install 2011-2016 LML Duramax - Duration: 33:31. Truck Master 63,873 views. Nov 06, 2015 · Turbo whistle on LLY Duramax Martin Braun. Loading... Unsubscribe from Martin Braun? ... WCFAB Y-Bridge Bundle kit Install 2011-2016 LML Duramax - Duration: 33:31. Truck Master 63,873 views. The Wold Fab Quantum-Max LML (2011-2016) turbocharger is built for 700hp+. This turbo is a great upgrade for your daily driver and also for competition. The 10 blade turbine gives the turbo a loud whistle and performance that will leave others in the dust! Jan 19, 2011 · Have an 02 lb7 duramax. It squeals very loud at 15 pounds of boost and above. Turbo works and makes 20 plus pounds, just changed the turbo for a used one still does it. Checked oil supply to turbo and exaust gaskets. Only does it at high boost. Also pressure tested intercooler and hoses. Hello, My 2006 Silverado with 70K miles (2500 HD, 6.6L, 4x4, auto, crew cab, 8' bed) has been making an inconsistent whining noise for the last couple of years and has got progressively worse recently. I have a 2004 Chevy silverado 1500 with a 5.3. It recently started making a hissing noise or kind of a sucking air noise coming from the drivers side of the engine like by the intake when you press the accelerator.
Jan 24, 2013 · The last few days, my truck has developed a loud whistle from the passenger side of the engine bay, sounds like its coming from near the firewall. Hard to tell, but definitely from the passenger side engine bay. It is very loud inside the truck, I thought it was from in the dash, but its even louder if you are standing outside the truck. this is my 2005 Duramax on a 10" cognito motorsports lift with 38/15.50s with a 5" straight pipe to so flo stacks! Tags (Ignore) Duramax Lbz Lly Lb7 Lmm Lml ... Apr 19, 2018 · After doing a lot of research I figured this would probably be the best bet. Immediately you could tell that this “tames” the drone and loud rumble, which in turn made the wife happy. But, you still get a little bit of that famous Duramax whistle at cruising speeds, and enjoy the full force of it when you really push the pedal down. Apr 19, 2018 · After doing a lot of research I figured this would probably be the best bet. Immediately you could tell that this “tames” the drone and loud rumble, which in turn made the wife happy. But, you still get a little bit of that famous Duramax whistle at cruising speeds, and enjoy the full force of it when you really push the pedal down. I own my first diesel truck which is a 2008 Chevy 2500HD. I have noticed that there are some diesel trucks around that have a more audible turbo whistle than others. I am sure that this is due to some modifications. I would like to increase the whistle on my truck because it just simply sounds... Apr 19, 2018 · After doing a lot of research I figured this would probably be the best bet. Immediately you could tell that this “tames” the drone and loud rumble, which in turn made the wife happy. But, you still get a little bit of that famous Duramax whistle at cruising speeds, and enjoy the full force of it when you really push the pedal down. Jul 07, 2005 · I have the LB7. I have ridden in a few others and there is a noticable turbo whistle at low speeds and upon acceleration. The same goes for the LLY. I can never hear mine. Only when I am in an alley or along side of any object that can reflect the sound, barely. I can feel it spool up on take-off... Apr 19, 2018 · After doing a lot of research I figured this would probably be the best bet. Immediately you could tell that this “tames” the drone and loud rumble, which in turn made the wife happy. But, you still get a little bit of that famous Duramax whistle at cruising speeds, and enjoy the full force of it when you really push the pedal down. Nov 30, 2008 · yeah straight exhaust is the way to go for loud turbo i have mine turned in front of back tire with 5" tip 2004.5 CHEVY 2500HD LT 4x4 EXT CAB/Short Bed 6.6 LLY Duramax/Ally 5spd/ MUFFLER & CAT DELETE & with 5" TIP/Pioneer deck/Alpine 1800w amp/2-10" FOSGATE P2 subs / XM and ONSTAR dual RED TOP OPTIMA batteries Jet Black/charcoal leather /Pro ... Nov 30, 2008 · yeah straight exhaust is the way to go for loud turbo i have mine turned in front of back tire with 5" tip 2004.5 CHEVY 2500HD LT 4x4 EXT CAB/Short Bed 6.6 LLY Duramax/Ally 5spd/ MUFFLER & CAT DELETE & with 5" TIP/Pioneer deck/Alpine 1800w amp/2-10" FOSGATE P2 subs / XM and ONSTAR dual RED TOP OPTIMA batteries Jet Black/charcoal leather /Pro ... All turbos make a whistling noise, however the sound is silenced by the exhaust system. Take off the Duramax First Generation: 2001-2004 (LB7) how to make the turbo louder. Mar 11, 2019 · Single Best Upgrade for Every Duramax. Jul 07, 2005 · I have the LB7. I have ridden in a few others and there is a noticable turbo whistle at low speeds and upon acceleration. The same goes for the LLY. I can never hear mine. Only when I am in an alley or along side of any object that can reflect the sound, barely. I can feel it spool up on take-off... Nov 30, 2008 · yeah straight exhaust is the way to go for loud turbo i have mine turned in front of back tire with 5" tip 2004.5 CHEVY 2500HD LT 4x4 EXT CAB/Short Bed 6.6 LLY Duramax/Ally 5spd/ MUFFLER & CAT DELETE & with 5" TIP/Pioneer deck/Alpine 1800w amp/2-10" FOSGATE P2 subs / XM and ONSTAR dual RED TOP OPTIMA batteries Jet Black/charcoal leather /Pro ... GM was eager to develop and speed to market the 6.6-liter LB7 Duramax, which produced 235 horsepower. Later versions including the LLY, LBZ, LMM and LML would use more sophisticated turbos and engine controls, ultimately increasing both horsepower and torque by about 80 percent from 2001 to 2011. Jan 19, 2011 · Have an 02 lb7 duramax. It squeals very loud at 15 pounds of boost and above. Turbo works and makes 20 plus pounds, just changed the turbo for a used one still does it. Checked oil supply to turbo and exaust gaskets. Only does it at high boost. Also pressure tested intercooler and hoses. Jan 24, 2013 · The last few days, my truck has developed a loud whistle from the passenger side of the engine bay, sounds like its coming from near the firewall. Hard to tell, but definitely from the passenger side engine bay. It is very loud inside the truck, I thought it was from in the dash, but its even louder if you are standing outside the truck. "Duramax Radiator" because it can run hot; Custom Exhaust Sounds. Stock (Quiet, Mostly Engine) Mid-Muffler Delete (Mild Volume, Turbo Whistle) 4 Inch Straight-Pipe Exhaust (Loud, Aggressive Idle) 5 Inch Straight-Pipe Exhaust (Loud, Idles like a Jet) Five "Custom" Tunes. Stock Tune (300hp, 600ft.lbs) Tow/Haul Tune (350hp, 750ft.lbs) Jul 30, 2019 · Loud Siren Noise. Turbocharged cars do make good noises such as spooling or a blow off valve noise but there are also bad noises. If you here a “police siren” type of noise that is gradually getting louder, this is a bad sign. It may be a loose pipe or the blades failing within the turbo. Poor Acceleration. If you are not feeling the usual ... I had though it might be the fan clutch, but others have put that theory to rest already. Some suggest the water pump as the culprit. But everyone that has heard this whistle (6.0 and 6.4) say it happens while pulling a load in the heat at about 2000-2800 RPMs. The whistle happens in ours all the time though, towing or not. I have a 2004 Chevy silverado 1500 with a 5.3. It recently started making a hissing noise or kind of a sucking air noise coming from the drivers side of the engine like by the intake when you press the accelerator. I have a 2004 Chevy silverado 1500 with a 5.3. It recently started making a hissing noise or kind of a sucking air noise coming from the drivers side of the engine like by the intake when you press the accelerator. GM was eager to develop and speed to market the 6.6-liter LB7 Duramax, which produced 235 horsepower. Later versions including the LLY, LBZ, LMM and LML would use more sophisticated turbos and engine controls, ultimately increasing both horsepower and torque by about 80 percent from 2001 to 2011. Posting this up for a friend of mine. He drives an '07 GMC Classic Duramax/Allison. He has in stalled the Banks 6 Gun w/PDA, 4" exhaust with banks muffler minus the cat, and banks cold air intake. He is experiencing a fairly loud whistling or blowing noise from idle up to around 30PSI... Jun 26, 2010 · i just bought my first duramax with a 6.6 turbo diesel and it has a tapping sound.it sounds like a lifter tap in a gas engine. i was told it may be water in the fuel. truck is a 2001 with 152000 miles … read more "Duramax Radiator" because it can run hot; Custom Exhaust Sounds. Stock (Quiet, Mostly Engine) Mid-Muffler Delete (Mild Volume, Turbo Whistle) 4 Inch Straight-Pipe Exhaust (Loud, Aggressive Idle) 5 Inch Straight-Pipe Exhaust (Loud, Idles like a Jet) Five "Custom" Tunes. Stock Tune (300hp, 600ft.lbs) Tow/Haul Tune (350hp, 750ft.lbs) Jun 26, 2010 · i just bought my first duramax with a 6.6 turbo diesel and it has a tapping sound.it sounds like a lifter tap in a gas engine. i was told it may be water in the fuel. truck is a 2001 with 152000 miles … read more Jul 30, 2019 · Loud Siren Noise. Turbocharged cars do make good noises such as spooling or a blow off valve noise but there are also bad noises. If you here a “police siren” type of noise that is gradually getting louder, this is a bad sign. It may be a loose pipe or the blades failing within the turbo. Poor Acceleration. If you are not feeling the usual ... Posting this up for a friend of mine. He drives an '07 GMC Classic Duramax/Allison. He has in stalled the Banks 6 Gun w/PDA, 4" exhaust with banks muffler minus the cat, and banks cold air intake. He is experiencing a fairly loud whistling or blowing noise from idle up to around 30PSI... Jul 18, 2017 · I have a 2017 Crew 2500 with a Whistling noise at speeds above 65 with no wind or 55+ with a head or slight cross wind. I thought it was my factory open ended step tubes so I taped the ends and still had the whistling. Jul 30, 2019 · Loud Siren Noise. Turbocharged cars do make good noises such as spooling or a blow off valve noise but there are also bad noises. If you here a “police siren” type of noise that is gradually getting louder, this is a bad sign. It may be a loose pipe or the blades failing within the turbo. Poor Acceleration. If you are not feeling the usual ... Chevrolet express Van 3500: 6.5 chevy diesel loud whistle under 10/20/2012 1/1/0001 I have a 2003 Avalanche 5.3 that has a huge loss of power and a loud whistle from the rear 9/23/2012 1/1/0001 my car has beenmaking a whistling sound for two weeks, now 7/15/2012 1/1/0001 Posting this up for a friend of mine. He drives an '07 GMC Classic Duramax/Allison. He has in stalled the Banks 6 Gun w/PDA, 4" exhaust with banks muffler minus the cat, and banks cold air intake. He is experiencing a fairly loud whistling or blowing noise from idle up to around 30PSI... A real cheap, easy way to get a louder turbo sound is plugging the resonator. Just take it off (the big plastic thing on top of the engine with 6.6 on it) and then get a cheap expansion plug from any auto parts store and plug the intake hole. Jan 03, 2017 · Have a late 05 duramax with 55k miles. truck runs fine but has developed a noise under light load ( a whistle \ rattle ). At first thought it was a belt tensioner type of issue but it only happens und … read more Jul 07, 2005 · I have the LB7. I have ridden in a few others and there is a noticable turbo whistle at low speeds and upon acceleration. The same goes for the LLY. I can never hear mine. Only when I am in an alley or along side of any object that can reflect the sound, barely. I can feel it spool up on take-off... All turbos make a whistling noise, however the sound is silenced by the exhaust system. Take off the Duramax First Generation: 2001-2004 (LB7) how to make the turbo louder. Mar 11, 2019 · Single Best Upgrade for Every Duramax.