Duramax ticking noise

Jul 23, 2018 · • Rhythmic Ticking: This is a rhythmic ticking that can be heard during deceleration. The noise is usually, but not limited to, heard coming from around the passenger side of the vehicle. The noise is from the fuel injectors firing (one injector per deceleration and not always the same injector) and is a normal function of the engine and ...

We got a noise!This is a 6.6 Liter Duramax diesel engine, AAM 1150 14 BOLT GM 11.5" REAR in a 2002 Chevrolet 2500HD with the with an Allison 1000 transmissi...Jul 12, 2021 · ***Turn up the volume***Random/Intermittent ticking sound on a 2020 Duramax L5P. Occurs for the first 500 miles or so after an oil change.Short video of it ... 2020 6.6 duramax has a 5 year/100,000 mile powertrain warranty. 2020 truck has 8000 miles. At least see what dealer says. 2020 6.6L is rpo code is L5P. 2020 LM2 rpo code is the 3.0L. 2023 LZO CC std box 4x4. previous: 2021 LM2 CC std box 4x4 ; '18 2500 L5P CCSB 4x4; '11 LML, '10 LMM and 04.5 LLY. Like.NOTICED BOUT 2 DAYS AFTER THE SERVICE A TAPPING NOISE FROM MOTOR REALLY NOTICEABLE ESPECIALLY FROM DRIVER WHEEL WELL . …#1 · Jul 12, 2013. I bought my 08 LMM with 163k on it and no noise. Now with 171k it has developed a ticking/knocking in the front of the passenger head. Any ideas how to …When I crank my truck in the mornings or after it hasn't been running for a while, there is a ticking noise coming from the left fender well. Can't hear it from under the hood, can't hear it from the right front fender well. You can hear it from under the truck. The ticking is like a tick...Another note in the underwater soundscape. Some underwater snapping sounds are obvious—the jaws of a shark, the movements of a pistol shrimp, maybe even a parrotfish having a snack...

If it is random and sporadic and sounds like a typewriter it is normal. It will also increase in frequency with higher RPM Many posts on here about it. There is also a deceleration tick that can occur while driving and coasting to a stop. Also normal. Tim. 2019 Chevy Silverado 2500 High Country L5P CC/SB.I have an 01 duramax that I recently replaced headgaskets in. Shortly after the headgasket job a ticking noise appeared. I think it sounds like a lifter ticking. Possibly a lifter loosened up a little after it has been running. A friend of mine disagrees. He says it is injectors ticking because they are bad. I have no other symptoms.03 duramax edge juce w/ attitude monitor k&n cold air intake 5" straight pipe:rockin ppe bost valve 295/75/r16 bfg's for looks: chrome grill and brush guard, line-x, touchscreen cd player, all windos tinted, nurf bars, 6" tipJul 12, 2021 · ***Turn up the volume***Random/Intermittent ticking sound on a 2020 Duramax L5P. Occurs for the first 500 miles or so after an oil change.Short video of it ... The noise could be described as an irregular ticking or clacking sound like random typing on a mechanical typewriter. This condition has been present in diesel engines produced for the last 20 or more years. 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.This noise is caused by the relationship of the engine cylinder block, crankshaft journals, bearing inserts and the oil film. This relationship may allow a vibration that resonates through the cylinder block and is heard as a metallic ticking noise. The noise could be described as an irregular ticking or clacking sound, like random typing on a ...Dog ticks are a common problem for pet owners. These parasites can cause irritation, infection, and even transmit serious diseases to your furry friend. While there are many chemic...

The noise could be described as an irregular ticking or clacking sound, like random typing on a mechanical typewriter. This condition has been present in diesel engines produced for the last 20 or more years. 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.Dog ticks are a common problem for pet owners. These parasites can cause irritation, infection, and even transmit serious diseases to your furry friend. While there are many chemic...All Duramax™ engines are manufactured to very close tolerances to meet the durability and reliability standards. Cause This ticking noise is caused by oil bubbling and excited by the V8 configuration and combustion sequence. The noise could be described as an irregular ticking or clacking sound, like random typing on a mechanical …Chevy / GMC Duramax 04.5-05 LLY Forum. 04.5-05 LLY Duramax Powertrain ... If it sounds like a really loud ticking noise then you might check this out:

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While noise canceling has traditionally required the use of bulky headphones, Panasonic has a new idea. Just don't look for it in coach anytime soon. In a quiet nod to a better air...Collective Growth Corp is the first and largest SPAC focused on building the U.S. commercial hemp supply chain....THCB Cannabis SPACs have been the most popular form of investment ...The noise is a normal operating. Page 2 October, 2020 Bulletin No.: 16-NA-372. characteristic and has no short or long term effects on the engine. DO NOTattempt repairs for this noise. •DEF Injector Noise:A tick noise may be heard coming from under the vehicle and typically it is heard at low vehicle speed and especially next to a building ...May 29, 2020 · 1531 posts · Joined 2014. #5 · May 29, 2020. It is not the typical ticking noise. It is a thumping noise and it is supposedly caused by the fanbelt. On the 2020 there are two belts now and the fan is by itself. GMTECH link has a small description on the problem but no resolution. Nov 19, 2021 · 411 posts · Joined 2016. #5 · Nov 19, 2021. Yeah, that sounds like the hpfp is dying. The proper repair for that is to replace all of the high presure fuel side and flush the low pressure side. A failure of the hpfp sends tiny little metal bits into the fuel injectors damaging them. The hpfp is on the front lower driver side of the engine ...

2020 6.6 duramax has a 5 year/100,000 mile powertrain warranty. 2020 truck has 8000 miles. At least see what dealer says. 2020 6.6L is rpo code is L5P. 2020 LM2 rpo code is the 3.0L. 2023 LZO CC std box 4x4. previous: 2021 LM2 CC std box 4x4 ; '18 2500 L5P CCSB 4x4; '11 LML, '10 LMM and 04.5 LLY. Like.ticking sound. jump to latest follow ... 04 chevy duramax lly, banks intercooler, banks cai, killerbee ported intake elbow, ppe race valve, mbrp front pipe and down pipe, banks exhaust, ppe tie rod sleeves, built tranny from g&w diesel in memphis, 15% injectors, keys and blocks, 35s, 20s, 4.56's, and of course efi live from rob! ...A clicking noise coming from one of your company's computers is never a good sign. Computers are usually designed to be relatively quiet while running, so a clicking noise likely m...The truck is a 2006 2500HD with LBZ Duramax and 6-speed Allison, <19,000 miles. The drivetrain has been making what I would describe as a chorus of LOUD cracking, snapping, popping and ticking sounds during cold and warm starts when the ambient temperature is about 65*F and higher. It doesn't make the noise every cold / warm start but it does ...The FDA recently lifted the clinical hold on Inovio's Covid-19 vaccine candidate. The result could mean huge returns for INO stock. Good news from the FDA could mean big gains for ...When the engine is fired up cold it sounds perfect, but once it gets to about 140-150 the noise starts and seems to correlate to oil pressure, eg. once the rpm is above 1200 the majority of it goes away. If anyone has any insight please let me know. 04-27-2014, 16:01 #2. GM Customer Service. Enthusiast.for those wondering what the new engine sounds like I filmedvarious angles of the new silverado with the 3.0 LM2 Inline 6 cyl DURAMAX in operation.After replacing Every Pulley including A/C Clutch Assembly it turned out to be the Serpentine Belt...who knew!Ticking noise under acceleration. Hi everyone my 05 LLY has developed a awful tick under load. I believe it may be dirty injectors. Still plenty of power and I use Howes diesel treat with every tank. I got fed up a added half a bottle to one tank and the sound went away but next tank it came right back. It started to happen about a year ago and ...4x4'nOLDDUDE. 147 posts · Joined 2017. #11 · Jan 20, 2019 (Edited) Possibly the "ticking" noise that you hear, is the fuel injectors opening/closing. Pop-off pressures are (don't quote me on this) around 1300-1700lbs. for most diesel engines IIRC, so they can get a little noisy, especially when it's cold out.The noise could be described as an irregular ticking or clacking sound, like random typing on a mechanical typewriter. This condition has been present in diesel engines produced for the last 20 or more years. 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.#8 injector tick. Video starts with injector turned off and then with all 8 cylinders running. Tick is loud with all 8 running. Suspect crush washer but will...

Apr 9, 2019 · New to the forum and new to Diesels! I just bought my first Diesel and its an 04 LB7 with 156k on it. Truck needs some work but thats not the issue.. While test driving I noticed a ticking sound from 1100 rpm till short of 3000rpm. If I´m flooring it it goes away and nothing at idle or very light acceleration.

2003-2007 GMC TopKick C4500/C5500 Series. 2006-2007 GMC Savana. with 6.6L Duramax™ Diesel Engine (VINs D, 1, 2, 6 -- RPOs LBZ, LB7, LLY, LMM) Some of the above vehicles may exhibit a random ticking noise that is most audible on an engine with a coolant temperature of 70°C (158°F) or higher and from idle to approximately 1500 RPM.The following information describes these noises: • Rhythmic Ticking: This is a rhythmic ticking that can be heard during deceleration. The noise is usually, but not limited to, heard coming from ... Transmission, Duramax® 6.6L, Tick, MW7, Tick, Clicking, Noise GM bulletins are intended for use by professional technicians, NOT a "do-it ...What does it sound like ticking or a kind of buzzing sound . ... A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Come join the discussion about modifications, towing, classifieds, troubleshooting, maintenance, and more! Show Less .Indexes are coming off their best week since November after the December jobs report gave further reason to believe inflation may be easing. Jump to US stocks climbed Monday as the...Ticking Noise I have the same problem on 2017 GMC Denali. Dealer just told me it was the fuel pump. That means "live with it" pal. ... A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Come join the discussion about modifications, towing, classifieds, troubleshooting, maintenance, and more!LML DURAMAX “Knock sounds”!!! Vehicle: 2014 GMC 3500 6.6l Duramax Automatic 4x4. (Lml engine ) currently 137,050 miles. (Bought new ) Modifications: CP3 conversion, Industrial injection sportsman pump, PPEI update tuning (109k) miles. 137,050 miles, Started truck up one morning after Easter, I had towed Easter Day with no issue.Oct 16, 2007 · The truck is a 2006 2500HD with LBZ Duramax and 6-speed Allison, <19,000 miles. The drivetrain has been making what I would describe as a chorus of LOUD cracking, snapping, popping and ticking sounds during cold and warm starts when the ambient temperature is about 65*F and higher. It doesn't make the noise every cold / warm start but it does ... A ticking engine is usually an indication of a problem with the valvetrain. The actual issue isn’t always obvious and could be mechanical problems, an incorrect filter or a failing...Please discard Corporate Bulletin Number 02-06-01-022D (Section 06 -- Engine/Propulsion System). Some of the above vehicles may exhibit a random ticking noise that is most audible on an engine with a coolant temperature of 70°C (158°F) or higher and from idle to approximately 1500 RPM. The noise usually is most noticeable at the rear of the ...Engine noise drops dramatically. On idle your engine noise will be so low, your neighbors may not even hear your car in the AM and your mechanic will hear your injectors as dominant source of a noise. Easily adds 3%+ more power under your hood without disassembly. Plus what TriboTEX doesn’t do is just as important. TriboTEX won’t...

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Apr 9, 2019. #1. New to the forum and new to Diesels! I just bought my first Diesel and its an 04 LB7 with 156k on it. Truck needs some work but thats not the issue.. While test …Noise Engine noise most audible when engine coolent temps of 70 C or 158 F , or higher and from idle to approx. 1500 RPM. Make sure your out of your truck and …These 5 ways to make some Halloween noise finish up your decorating. Learn 5 ways to make some Halloween noise. Advertisement You have the perfect costumes. You've got decorations ...Ticking noise when accelerating. The new to me Duramax has a ticking noise going on as soon as you step on the gas. It is present from around 1000rpms to 2700 rpms. If I´m flooring it it goes away and it goes away as soon as I let of the pedal.. I haven´t checked the injector balance rates because I´m lacking the tools.The biggest winner in JetBlue's announcement appears to be Newark Liberty where JetBlue will add nine new routes, as well as add its posh new Mint service with lie-flat seats, by O...The noise usually is most noticeable at the rear of the driver's side front wheel well. Customers may also comment about hearing a tick noise inside the vehicle at idle such as when sitting at a drive through window. All 6600 Duramax™ diesel engines have this condition; however, some are more audible than others.1. 20/06/2023 6:57 am. Topic starter. The ticking is at its loudest point near the oil pan right next to where the transmission bolts to the engine. I have a video of it, not sure how to post it on this forum. But it is an irregular noise that does increase repitition with RPM but does not imitate RPM at idle. Kurtvw1221.The Duramax ticking noise on acceleration is often caused by an issue with the fuel injectors or lifters. These components may become worn or dirty over time, resulting in the ticking sound. On this exciting adventure as we uncover the secrets behind the ticking noise of acceleration. ….

Alaska6.6 Discussion starter. 5 posts · Joined 2014. #1 · Dec 7, 2014. When at idle (in park or drive doesn't matter) there is a loud ticking noise coming from what sounds like drivers side rear of engine. It is only at idle as soon as throttle is given it goes away. At first I didn't think anything of it but it keeps getting louder and louder.Oct 8, 2013 · The noise usually is most noticeable at the rear of the driver's side front wheel well. Customers may also comment about hearing a tick noise inside the vehicle at idle such as when sitting at a drive through window. All 6600 Duramax™ diesel engines have this condition; however, some are more audible than others. 1. Low Oil Level. Most often, the ticking is caused by a low oil level and will go away as soon as the system is topped off. When the engine doesn’t have the right amount of oil, pressure drops and ticking begins. Ticking might intensify as you accelerate or push the car harder.136 posts · Joined 2013. #1 · Apr 4, 2018. My truck is right at 200,00 miles with all original drivetrain components. It has started making a clicking/ticking sound that can be heard in the cab pretty good and once window is rolled down, it is even louder. It sounds like it is coming from the rear end or bed area.guys i noticed today after changing my oil yesterday a ticking noise at idle when the truck is sitting on my driveway. Sounds like it coming from oil filter location. it does not do it all the time, just kinda comes and goes. ... 2011 GMC Sierra 2500HD 4x4 Ext Cab LML Duramax Cognito Platinum Leveling kit with FOX Shox 2006 GMC Sierra 2500HD ...When I crank my truck in the mornings or after it hasn't been running for a while, there is a ticking noise coming from the left fender well. Can't hear it from under the hood, can't hear it from the right front fender well. You can hear it from under the truck. The ticking is like a tick...W. wibuckshot Discussion starter. 17 posts · Joined 2013. #1 · Sep 21, 2013. Noticed a rather loud ticking noise coming from underneath of truck when I accelerate. Noise quits when i let off throttle. Its a ticking/rattle noise. Does not make this noise when truck is in Park. I crawled underneath and moved the drive shaft between transfer ...No its not hurting it. You can try & find another oil brand thatll maybe reduce the tick noise, or you just live with it. I use Rotella T in my LMM & Mobil Delvac Super in the LML. The tick is louder/more noticeable in the LML with Mobil Delvac Super. Both engine had been using Valvoline Premium Blue 15W-40, & the tick wasnt as noticeable. Go ...Alaska6.6 Discussion starter. 5 posts · Joined 2014. #1 · Dec 7, 2014. When at idle (in park or drive doesn't matter) there is a loud ticking noise coming from what sounds like drivers side rear of engine. It is only at idle as soon as throttle is given it goes away. At first I didn't think anything of it but it keeps getting louder and louder.Ticking noise when accelerating. The new to me Duramax has a ticking noise going on as soon as you step on the gas. It is present from around 1000rpms to 2700 rpms. If I´m flooring it it goes away and it goes away as soon as I let of the pedal.. I haven´t checked the injector balance rates because I´m lacking the tools. Duramax ticking noise, Jul 23, 2018 · • Rhythmic Ticking: This is a rhythmic ticking that can be heard during deceleration. The noise is usually, but not limited to, heard coming from around the passenger side of the vehicle. The noise is from the fuel injectors firing (one injector per deceleration and not always the same injector) and is a normal function of the engine and ... , 30 posts · Joined 2023. #16 · May 3, 2023. Much of the noise generated by a diesel engine comes from the combustion process. The LM2/LZ0 Duramax is configured to pulse the injectors up to 10 times for emissions, noise and performance. If deposits start to form in the injectors, the atomization of the fuel will be degraded and can contribute ..., Ticking Noise Near Engine/Transmission. Jump to Latest Follow 41 - 60 of 79 Posts. 1 3 of 4 Go to page. Go. 4. S. snarkee · Registered. Joined May 25, 2017 · 52 Posts #41 · Jun 8, 2017 ... New LP5 owner first 2017 GMC Denali Duramax. Save Share. Reply Quote Like. G., 2023 6.6 NOISE QUESTION. Hey guys, just bought my 1st NEW Duramax (EVER) and have a question. The truck is a 2023 GMC AT4 HD! Have owned many used high mile 6.6 trucks and still have a 16 Denali 2500HD with 209k miles that was put on a diet., To see if its injectors get some one with a good scan tool to go along and deactivate injectors one by one. If tick stops with x injector that’s the culprit. My personal truck is a 2007 GMC Sierra LBZ CCSB 4x4 with HSP piping, Danville 68stage2r turbo, PPE manifolds and up-pipes, Limitless 1078 TC, Stock trans with Trans Go Jr. and Ratio Tech ..., Indexes are coming off their best week since November after the December jobs report gave further reason to believe inflation may be easing. Jump to US stocks climbed Monday as the..., Duramax Engine LLY 2004.5 to 2005. In terms of LLY injector problems, GM had sorted out the internal failures with the 2004 ½ redesign, but the LLY Duramax would occasionally exhibit a trouble code for the injectors, but in most cases it turned out to be an issue with the injector harness rubbing through and causing a short or open in the wiring., The next noise is a tick typically heard at low vehicle speed and especially next to a building, like when going through a drive through. This is the DEF Injector and again is normal noise. The last noise is a rhythmic tick. This sound will require further diagnosis and may be accompanied by a loss of power, misfire and an SES lamp …, Chevy / GMC Duramax 04.5-05 LLY Forum. 04.5-05 LLY Duramax Powertrain ... If it sounds like a really loud ticking noise then you might check this out:, Ticking noise at idle. I have a 06 GMC Duramax and at idle, there is a constant loose sounding ticking noise. It does not sound like necessarily coming from the engine but in the front loser to the grill. Before I take it in and have looked at, I thought I would get someones opinion. I had a 03 GMC Duramax and it never made the same noise., The noise could be described as an irregular ticking or clacking sound like random typing on a mechanical typewriter. This condition has been present in diesel engines produced for the last 20 or more years. 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., All Duramax™ engines are manufactured to very close tolerances to meet the durability and reliability standards. Cause This ticking noise is caused by oil bubbling and excited by the V8 configuration and combustion sequence. The noise could be described as an irregular ticking or clacking sound, like random typing on a mechanical …, Weird ticking noise on 2015. It only happens while the truck is running and it's coming from the engine clearly herd from the wheel wells. It sounds like a hot exhaust cooling down and the crack/pop/ticks you get. Again it happens ONLY while running and the truck is not in a regen., Feb 16, 2011 · 2011 Chevy Silverado HD3500 - Duramax. The truck is one year old. I just did the second oil change because I was going on a cross-country trip. While picking up my camper, I hear the infamous ticking noise. One year ago, I had the water pump replaced due to a service bulletin. I thought it was the water pump starting to fail again. , When the engine is fired up cold it sounds perfect, but once it gets to about 140-150 the noise starts and seems to correlate to oil pressure, eg. once the rpm is above 1200 the majority of it goes away. If anyone has any insight please let me know. 04-27-2014, 16:01 #2. GM Customer Service. Enthusiast., 06 Black LT3 CCSB Duramax/Allison, EGR blocked, MA sleeves, MA pump rub kit, cognito braces, EFI Live, Banks exhaust, transgo jr., BD manifold, MBRP downpipe. ... "A random ticking noise may be heard in some LB7/LBZ's with the engine running at idle speed and with the coolant warmed to a temperature of 70 degrees Celsius or above. An …, RPOs: LBZ, LB7, LLY, LMM. Some of the above vehicles may exhibit a random ticking noise that is most audible on an engine with a coolant temperature of 158 degrees Fahrenheit or higher and from idle to approximately 1500RPM. The noise usually is most noticeable at the rear of the driver's side front wheel well., All Duramax™ engines are manufactured to very close tolerances to meet the durability and reliability standards. Cause This ticking noise is caused by oil bubbling and excited by the V8 configuration and combustion sequence. The noise could be described as an irregular ticking or clacking sound, like random typing on a mechanical typewriter., May 23, 2009 · 5645 posts · Joined 2007. #1 · May 23, 2009. guys i noticed today after changing my oil yesterday a ticking noise at idle when the truck is sitting on my driveway. Sounds like it coming from oil filter location. it does not do it all the time, just kinda comes and goes. I used 10 qts of Rotella T and a ACDelco filter. , Fairly common for these trucks' brakes to rattle on rough roadways. The clips/ retainers wear out and allow the pad to rattle in place. Hold your brakes lightly as you drive. If the noise goes away, you've found your issue. 2009 Imperial Blue Metallic GMC Sierra SLT 2500HD Crew Cab - Littleton, CO., ***Turn up the volume***Random/Intermittent ticking sound on a 2020 Duramax L5P. Occurs for the first 500 miles or so after an oil change.Short video of it ..., I know it’s an old thread, but the L5P in the 2020 is the noisiest, most unpleasant Duramax to date. The thumping, ticking, screeching, and what I’m assuming is injector knock, is almost Unbearable. Been in 3 different 2020’s and besides when mine melted down a dpf, I’ve yet to hear a quieter Dmax from factory., About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ..., i have been hearing the clicking/ticking noise when the truck is idling on the drivers side. seems like it has been coming from the fenderwell and underneath the truck. it does not do all the time and does not have a rythem to it at all. i havent crawled up under it yet to look at it either., Jul 23, 2018 · • Rhythmic Ticking: This is a rhythmic ticking that can be heard during deceleration. The noise is usually, but not limited to, heard coming from around the passenger side of the vehicle. The noise is from the fuel injectors firing (one injector per deceleration and not always the same injector) and is a normal function of the engine and ... , May 29, 2020 · 1531 posts · Joined 2014. #5 · May 29, 2020. It is not the typical ticking noise. It is a thumping noise and it is supposedly caused by the fanbelt. On the 2020 there are two belts now and the fan is by itself. GMTECH link has a small description on the problem but no resolution. , Chevy / GMC Duramax 06-07 LBZ & LLY Forums. 06-07 LBZ & LLY Duramax Powertrain. ticking noise!? Jump to Latest Follow 2K views ..., Hatred has become the new normal. Take a close look at the photograph. I know it is disturbing, but you should be disturbed. It is not a photograph you will see on the front pages ..., Ticking Noise I have the same problem on 2017 GMC Denali. Dealer just told me it was the fuel pump. That means "live with it" pal. ... A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Come join the discussion about modifications, towing, classifieds, troubleshooting, maintenance, and more!, Sep 21, 2010 · lubeman1969. 1810 posts · Joined 2008. #10 · Sep 23, 2010. Dont worry guys...its the famous LBZ tick!! There is a service bulletin out there somewhere from GM that addresses this issue, and it is perfectly normal. Someone else may be able to chime in, but I see a sticky attatched a couple threads back. 2006 2500 LBZ CCLB * NFAB STEP BARS ... , Chevy / GMC Duramax 06-07 LBZ & LLY Forums. 06-07 LBZ & LLY Duramax Powertrain. Help! Ticking noise. Jump to Latest Follow 21 - 40 of 40 Posts. 1 2. TakeEm · Registered. Joined May 24, 2011 · 3,851 Posts #21 · Jan 25, 2013. Only show this user. Either way. I like checking it just at idle. ..., I never thought I’d need a pair of serious noise-canceling headphones. I don’t mind hours of droning white noise on international flights and generally don’t like feeling like my h..., April 15, 2020. Some 2020 Silverado 2500HD/3500HD and Sierra 2500HD/3500HD trucks equipped with the 6.6L Duramax diesel engine (RPO L5P) may have a thumping or knocking sound coming from the rear of the engine. The sound is often more pronounced in the interior of the truck as it’s amplified by the transmission bell …