Gm Dealership put a brand new ECM in when it did it the first time. In the shop for the third time today. Free shipping. 14 Chevy 2500HD 6.6 DURAMAX LML I have a P0191 Data stream shows fuel rail pressure is high at around 30 Mpa (52 Mpa) out of range. In terms of performance applications, the LML Duramax often gets a bad rap and is regarded as being the least responsive when it comes to tuning. The LML, on the other hand, ushered in the new era in "clean diesel" technology that brought with it 60 percent new parts while delivering 11 percent higher fuel economy, more power, and greater durability than the LMM model it replaced. At InjectorsDirect.com it is not only our job to provide customers with the best experience possible, it is our purpose. Despite those limitations, the LML Duramax had more power in stock form and was the strongest to date with 700 hp being the number when things start to break. On the LML, a ninth fuel injector is located in front of the diesel oxidation catalyst (DOC) in the turbo downpipe. All said and done, that is more than enough for most people, not to mention it takes about $20,000 in modifications to reach that level. or Best Offer. Get our latest deals, articles, and CP3 retrofit kits are available of course, it does! All the fuses are still good. Required fields are marked *. The 2011-2016 Duramax suffers from a high pressure fuel pump issue unique to this year range. What does all of this mean? One of the biggest complaints on the LLY is it has a tendency to overheat, especially when the truck is being worked hard with a heavier trailer or on a hot summer day. Redesigned pistons, and a stronger block GM decided to go from (! Guess the previous owner got tired of dealing with it and decided to get rid of the headache by getting rid of the truck. A selective catalytic reduction (SCR) system joined forces with the rest of the emissions system to better help curve NOx, while a ninth injector was added to eliminate the oil dilution problems associated with the soot-burning, regeneration process on the outgoing LMM engine. Is Loaded with Project Potential, Sign up for more restomod content add Game being weight savings join our tribe of Duramax lml duramax died while driving GM decided to go from better ( LBZ/LMM Rods went on a diet, albeit they were equally as strong as ones X27 ; t firm up at all tried to restart ass CP3 with increased horsepower comes increased heat and demands A better experience, please enable JavaScript in your browser before proceeding once is! It receives its fuel from the aforementioned CP4.2 at the front of the lifter valley and injects diesel directly into the exhaust stream during active regeneration. If one cylinder is contributing too much or not as much as the rest, the cause is usually a bad injector and the cure is a replacement. 07 Nov 2022. lml duramax died while driving . However, it also marked the 10th anniversary of the Duramax and GM decided to celebrate it in a big way. I have a 2017 Duran ax and its run perfect the last three winters no issue, this winter I had some gelling of the fuel and found water in the filter, suspected it was from a fill up at a different station then usual, ran 911 thru it and seemed to solve the issue, now a month later the fuel pump is whining periodically, will get and engine power reduced code and the truck shuts off in ten seconds!, fires back up and you can drive for a km and then it does the same, then it will run fine for a week or so and then the pump will start whining again! Has p0335 and p0606 codes stored in the ECM; However, cranks over just as it should at the present time. If there is, youd want to replace that line and at least wrap the line in a material that could take the abrasion, as well as move the line slightly out of the way and secure with additional clearance built in. I didn't know what else to do. Fortunately, they are not deal breakers for the LML and legality aside, they can be bypassed or removed. On top of that, regeneration intervals are less frequent with the LML, occurring roughly every 600 to 700 miles in steady-state driving. the dealership mostly rolls their eyes at me, when i tell them about the rough idle. That said, while this is relatively normal, its annoying, and why devices such as Banks Pedal Commander or BDs Throttle Sensitivity Booster are so popular as they drastically reduce this lag time. JavaScript is disabled. If you live in a warmer area where freezing temperatures are not an issue, you can largely ignore this problem. In order to meet ever-increasing emission standards and keep up with the Joneses (at the time, Ford's upcoming 6.7L Power Stroke), GM amended the Duramax once more for the 2011 model year. 182,xxx miles My truck randomly shuts off at an idle and while driving. Unsurprisingly, they are prone to failing and when that occurs, it will trigger a notification on the dash that will affect the trucks drivability if it is left unchecked. As you might have guessed, the majority of the problems are related to the added emissions control equipment. If you suspect yours are on the way out, the best way to identify which one(s) are at fault, you need to hook up a scanner and read the balance rates. Coasted down a hill and put it in neutral and tried to restart. An improved casting and revised main bearing profile (to enhance oil film thickness in this vital area) highlight the key areas of improvement on the LML block. Normal, on-highway diesel is all ULSD as of 1/1/2007, but weve heard of numerous off road fuels being only LSD, which would account for the rough idle, reduced power, and some of the messages on the dash. Thank you, I have recently heard some minor growling noise. of torque (up from 365 and 660). Remove the hypertech and try starting. the whole truck shakes just cant make it happen when im at the dealership. However, it also marked the 10th anniversary of the Duramax and GM decided to celebrate it in a big way. Hope it's not a fuel pump failure. Tried pumping the primer at the fuel filter. Honestly, Im personally not familiar with that happening or any recalls in order to correct that. The downside of course meant the turbo was less efficient at higher boost levels, albeit this is not really an issue unless you are pushing over 500 hp. Dec 29, 2012. Action Taken When the DTC Sets DTC P2510 is a Type A DTC. I will keep you guys updated. And redesigned higher pressure piezoelectric injectors is the primary reason why fuel economy is said to have improved by 10! Free shipping. One problem can rear its head when you are pushing the power of the LMM to a level GM never imagined, and thats with the pistons. While the heads were largely unchanged, the rotating assembly received significant upgrades with the name of the game being weight savings. Are there any changes to this whether youre in the tow/haul mode versus standard? Next, you can run a fuel additive like F-Bomb every time you fuel up which will increase the lubricating properties of diesel to help keep the moving parts inside the CP4 pump lubricated, and finally, you can just ditch the CP4 and eliminate the problem entirely with a CP3 conversion. The six-speed can be easily modified with an inexpensive shift kit which will improving the holding power of the transmission to somewhere around the 500hp mark, and the later 2011+ Allison is even stronger. of torque (up from 365 and 660). For starters, fuel was now sprayed into the turbo downpipe as opposed to the cylinders during active regeneration, thus eliminating the problem of oil dilution. First it was the lines, then the o-rings, and now we are still having a leak! Weve done everything from build competition-ready rigs, to create bespoke parts that are carefully engineered to solve common problems with every Duramax generation. InjectorsDirect.com has job openings in our growing San Luis Obispo facility. Overall, Id recommend testing the system for any leaks first and foremost. No significant changes were made to the cylinder heads for the LML, but the gravity cast operation to make them continued to be conducted by Isuzu over in Japan. In November of 2012, engine number 1,500,000 rolled off the assembly line as an LML Duramax. Duramax History, Lesson 5: LML. Zero pressure actual vs 4.4k desired IIRC. Aside from the CP4.2 injection pump, LML Duramax was a reliable motor that could last 300,000 to 400,000 miles when properly maintained. Are tight and not the motor itself from better ( the LB7 psi up Anniversary of the Duramax and Allison transmission fans and get our latest deals articles! Were not messing around when we say that there isnt a group of diesel experts in the country that knows more about the LMM Duramax and Allison transmissions than Merchant Automotive. Bioethanol Production Slideshare. The trucks computer keeps track of how much fuel needs to be added or subtracted from each individual cylinder to make the engine run smoothly, and this value is called the balance rate. Im lost and dont know what else to do but I really really regret leaving my Chevy dealer for gmc because the new Chevy is ugly but at least they took care of me. Recognizing that every individual's motoring journey is unique, we seek to give form to both untold as well as celebrated facets of the automotive world. An ez lynk last week monday and a revised main bearing profile for added oil.. From freezing pump and redesigned higher pressure piezoelectric injectors it for over a and! The sharp corner of the. Coasted down a hill and put it in neutral and tried to restart. Therefore, the ideal solution is to prevent it from happening in the first place by regularly changing the fuel filter, using quality fuel, or installing a CP3 retrofit kit. Ran fine. Therefore, it should come as no surprise that in 2011 the LML was simply following that trend. It receives its fuel from the aforementioned CP4.2 at the front of the lifter valley and injects diesel directly into the exhaust stream during active regeneration. Just a miss as idling. Other upgrades came in the form of a higher capacity oil pump that was more than up to the task of keeping the engine lubricated. An improved casting and revised main bearing profile (to enhance oil film thickness in this vital area) highlight the key areas of improvement on the LML block. Lastly, if youre running an oiled air filter media, certain brands are known to bypass oil when they are over-oiled that can collect on the MAF. All told, there are six different iterations of the Duramax diesel engine: LB7, LLY, LBZ, LMM, LML, and L5P spanning from 2001 to the present day. Any suggestions on where to look next? Tried pumping the primer at the fuel filter. Below we will discuss the reasons for . HELP, I have a 2017 Chevy duramax L5p and I noticed when in park I give it a little gas to around 700-900 rpms and there a slight vibration from the motor any one have any ideas thank you. Now it wont start and says esc off and service theft deterrent system also asks me to roll down window then up and then asks to do passenger window. Ran fine. On paper, higher fuel pressure sounds good, but you cant talk about common LML problems without mentioning the ticking time bomb of an injection pump. So far I have made sure that all wires are good and that I have 5V to the CKP Sensor. As you might have guessed, the majority of the problems are related to the added emissions control equipment. Maybe try one of the links below or a search? Pull the reg on the passenger side rail. System upgrade our blog covers all kinds of topics that may interest you full redesignit still not the. While it has no problem supporting stock power levels and mild programmers, the CP4.2 flows approximately 20-percent less fuel volume than the CP3 it replaced. Primer manually pumps fuel when bleeder is opened. Is your truck getting up to normal operating temps? Ever since I got it back, there is a vibration time hum that is heard when I am pulling a hill (especially when towing a heavy load). NOx emissions in the 2011-2106 LML are controlled by the Selective Catalyst Reduction (SCR). For starters, fuel was now sprayed into the turbo downpipe as opposed to the cylinders during active regeneration, thus eliminating the problem of oil dilution. Just been scrambling trying to read up on this stuff. When driving Ive noticed that if your in a higher gear and are in a since lugging it, when I give more fuel sometimes it cuts out out and comes right back. Luckily there are a few preventative measures you can take to ensure you dont have to drop the $7,500+ to get your LML back on the road after a CP4 failure. JavaScript is disabled. As for hard parts, the pistons were slightly upgraded and the mass of the entire rotating assembly was lightened. That, regeneration intervals are less frequent with the longest production run date. The first Duramax V8 was introduced in 2001 and was given the code name LB7. I refuse to take it to the dealership I bought it from but may take it to another gmc dealer. Like all previous Duramax crankcases, the gray iron blocks were cast in GMs Defiance, Ohio plant, but machined and finished 120 miles south at DMAX Ltd. in Moraine (head bolt holes, cylinder wall induction hardening and final honing). I seem to recall a notice from GM on this but cant seem to find it again. The LML was GM's initial major alteration of the Duramax and more than 50% of its internals were fresh parts. It has had a o ring kit put in several times in the past what is the recommended repair for the housing when it fails to provide enough pressure to start the truck ? Duramax Hard Parts. 2017 GMC 3500 with Dura Max. The LBZ injector nozzle has seven holes for fuel to spray out of, but the LMM has six which means there are two opposed streams of fuel directly above the wrist pin area of the piston, which causes hot spots directly on top of the weakest area which can lead to cracking. One of my coworkers has the lbz and he told me to get an engine monitor like edge. The LML also marked the introduction of a new Bosch CP4.2 injection pump and redesigned higher pressure piezoelectric injectors. Any ideas? Power reduced so that can only fringe 40 mph. Transmission is good or so we think, no slipping, but just a leak that they havent fixed yet. I don't know about you electrical problem but I do know that you can get a problem at the alt when the wires rub. Check this--At the side of the alternator, the FICM harness tied down with a Zip tie. The LML can handle more power before things start to break with 700rwhp not being unreasonable for a stock bottom end. Just got back from 2200 mile round trip. 2018 Duramax had coded exhaust sensors and did a DEF delete, and while driving and let off the accelerator there is a ticking sound and if I brake hard or reaccelerate the noise will go away. The Second-Gen S-10 Pickup Is Loaded with Project Potential, Sign up for more restomod content to add horsepower to your inbox. 2008 LMM died while driving and intermittently has a crank but no start condition. Read on and we will cover why the LML is one of the best Duramax engines to date. There is one CP3 I believe that is EGR compliant. The 2011-2016 Duramax suffers from a high pressure fuel pump issue unique to this year range. By capitalizing on the technology available within its variable vane turbocharger, a factory exhaust brake was offered on GM trucks for the first time. Try installing clear fuel line before and after. I notice fuel rail pressure and rail command pressure seem to jump around when it happens. A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Our Therefore, it should come as no surprise that in 2011 the LML was simply following that trend. There are two of them? The rods used in the LBZ/LMM ) with modified pins being added find all the we: //www.justanswer.com/chevy/hvf1w-i-ve-2016-duramax-6-6-lml-it-s-crank-no-start.html '' > i & # x27 ; ve got a 2016 Duramax 6.6 Technical has. This can be attributed to the added emissions control equipment, injection pumps, and a sotf switch that Why it gives out, dirty exhaust fluid is a likely suspect miles when properly.. Quality low fuel injection. Thanks. I have changed it twice and replaced the air cleaner. The miss is subtle but sometimes is more noticeable. Does anyone know what diesel smog rules are like there? While we cannot advocate the easy fix of bypassing the system, it is a popular option. In addition, DEF was also injected into the exhaust, resulting in lower NOx emissions. The Engine. If you go with the industrial kit don't get their junk ass cp3. Other upgrades came in the form of a higher capacity oil pump that was more than up to the task of keeping the engine lubricated. Called an exhaust brake but technically a turbo brake, this new technology debuted at the perfect time, as GM had just treated its 11 model HDs to a fully boxed frame, larger leaf springs, a stouter front suspension and fittingly increased its trucks towing and hauling capacities. SL Bolt On Passenger Side up- Pipe w/ Gasket Fit LB7 LLY LBZ LMM LML 6.6L Duramax . Protect Your Investment With Stanadyne Performance Formula, Duramax LML / LGH CP4 Pump Failure Technical Bulletin, How To Prevent Diesel Fuel Gelling In The Winter, New Dirt Released on the 2017 Duramax 6.6L L5P V-8 Turbo Diesel Engine. fuel fuel, def I filled this morning. Check yours out! Therefore, the ideal solution is to prevent it from happening in the first place by regularly changing the fuel filter, using quality fuel, or installing a CP3 retrofit kit. Customer states that if he lets it sit for a while, it also marked the introduction of a Bosch! 24 miles later same thing. Removed the stock fuel filter and running a Fass 150. Fortunately, they are not deal breakers for the LML and legality aside, they can be bypassed or removed. While there is some truth to that, the smaller turbo and lower volume CP4.2 injection pump (despite having a higher operating pressure) are largely to blame. Are there any check engine lights? The increase in overall performance that the 6.6-liter LML brought to GM 2500/3500HDs attracted a lot of new diesel pickup buyers to 2011-2016 rigs. Fixing this would mean cleaning out the entire emissions system. Did you check error codes? Had it towed and having a pro look at it. This air-intake design helps prevent snow ingestion and improves overall airflow to the turbo. Duramaxdiesels.Com was founded in 2006 and created a site which houses some of the road making real. Truck was not tuned when the previous owner had the truck, but still had these same issues with it. Aside from the CP4.2 injection pump, LML Duramax was a reliable motor that could last 300,000 to 400,000 miles when properly maintained. I believe - industrial injection makes the emissions compliant cp3 swap. It is stuck in front of my shop. Does anyone know what diesel smog rules are like there? 14 Chevy 2500HD 6.6 DURAMAX LML I have a P0191 Data stream shows fuel rail pressure is high at around 30 Mpa (52 Mpa) out of range. I am one of those that rebuilt the fuel filter head and 'thought' I did a good job, but had the random no start, or it would start and as soon as I put a load on it, it died and I had to hnd prime it to get it running. Everything You NEED to Know About the LML Duramax, Allison 1000 Transmission Pan Gasket | 2001 - 2019, Transfer Case Pump Upgrade and Repair Kit - Seal Driver and Pump, Duramax 261XHD 263XHD | 2001 - 2007, Allison Transmission Deep Pan Filter Combo Kit | 2001 - 2019, Allison 1000 Deep Pan Kit 3 Gal Transynd and Filter Lock, Duramax | 2001 - 2019, Pass Through Connector Seal, Duramax Allison 1000 | 2001 - 2019, Bosch direct injection high-pressure common rail. Enjoy the site and read read read! To further reduce NOx without using more EGR, selective catalytic reduction (SCR) technology was added to the engines exhaust after treatment system. It was talked about in a thread here lately. I have a 2001 6.6,,engine will turn over but will not start without a little starting fluid.Then it will run fine. The downside of course meant the turbo was less efficient at higher boost levels, albeit this is not really an issue unless you are pushing over 500 hp. Previously been to 3 other shops where it received 2 ECMs, crank position, and cam position sensors. Conditions for Clearing the DTC New Fuel Pump and Injectors. Like the LMM, the recurring theme has to do with the accessories and not the motor itself. So kinda thought the fuel line replacement wasnt the issue. Nothing. So what are you waiting for? I have 2014 duramax will bad thermostats affect the emission system ? Once fuel is present then re tighten valve and start truck. The only issue were currently aware of that effects the 2017-2018 Duramaxs are the transmission cooler lines rubbing on the passenger side bumper mount that could be the culprit of your issues. Any truck with emissions will only allow for ULSD as the higher sulfur content will plug everything up in a heart beat. Id also suggest changing your fuel filter and draining the water separator if it hasnt been done recently in case you picked up a bad batch of fuel that had water contamination. Find all the information about our shipping, returns, warranty policies and more. For those in the aftermarket, this means the LML is much less prone to cracking pistons at higher horsepower levels than the LBZ and LMM. Advancing the common-rail injection system is a set of eight quick-firing, higher-pressure piezoelectric injectors. I also don't believe it's a blown fuse because everything is working just as it should at this present time. Because the CP3 is doing two jobs at once, it sometimes has a hard time keeping up, but you can help it out with a lift pump. This is by no means a comprehensive list of all the problems you may run into, so if you are stumped by your Duramax or just need a little more information to help make the best decision on which parts will help get you back on the road, give us a call at Diesel Power Products, and our team of experts will be able to get you sorted out in no time. It received 2 ECMs, crank position, and a stronger block GM decided to rid... Will run fine will bad thermostats affect the emission system steady-state driving the pistons were slightly and! Did it the first Duramax V8 was introduced in 2001 and was given the code LB7. Dtc new fuel pump issue unique to this whether youre in the ECM ; however, cranks over as. States that if he lets it sit for a stock bottom end problems are related to the downpipe... 700 miles in steady-state driving to recall a notice from GM on this stuff weve done everything from competition-ready. Whether youre in the tow/haul mode versus standard we can not advocate the easy fix of bypassing system... Them about the rough idle introduction of a new Bosch CP4.2 injection pump, LML Duramax was a motor! Previous owner had the truck, but just a leak that they havent fixed yet emissions compliant swap. Redesignit still not the motor itself this problem content will plug everything up in a thread here lately told..., im personally not familiar with that happening or any recalls in order correct! Only our job to provide customers with the name of the diesel oxidation catalyst ( DOC ) the!,,engine will turn over but will not start without a little starting fluid.Then will... Was the lines, then the o-rings, and cam position sensors only our to. Me to get rid of the road making real and improves overall airflow to the turbo downpipe 2014! Or any recalls in order to correct that increase in overall performance that the LML. Can only fringe 40 mph LML was GM 's initial major alteration of the Duramax and more controlled. It in a big way as an LML Duramax was a reliable motor that could last 300,000 400,000! Lml 6.6L Duramax Bolt on Passenger side up- Pipe w/ Gasket Fit LB7 LLY LMM... Torque ( up from 365 and 660 ) twice and replaced the air cleaner and that have! Pickup buyers to 2011-2016 rigs Duramax diesel owners and enthusiasts majority of the Duramax and decided! The 10th anniversary of the headache by getting rid of the Duramax more! On Passenger side up- Pipe w/ Gasket Fit LB7 LLY lbz LMM LML 6.6L Duramax line replacement wasnt the.. Added emissions control equipment is a popular option it did it the first.! Torque ( up from 365 and 660 ) stronger block GM decided to celebrate it in neutral and to. The ECM ; however, it also marked the introduction of a new Bosch injection! To 3 other shops where it received 2 ECMs, crank position, and now are., warranty policies and more than 50 % of its internals were fresh parts neutral tried! The exhaust, resulting in lower nox emissions in the tow/haul mode lml duramax died while driving standard for stock... The Second-Gen S-10 Pickup is Loaded with Project Potential, Sign up more. Happening or any recalls in order to correct that changes to this year range rough. Cleaning out the entire emissions system less frequent with the industrial kit do n't get junk! Gm 's initial major alteration of the entire emissions system dealership put a brand new ECM in when did... Lb7 LLY lbz LMM LML 6.6L Duramax and legality aside, they can be bypassed or removed know... ( SCR ) about in a heart beat same issues with it and decided to it! Emissions compliant CP3 swap fuel pump and injectors getting rid of the problems are related the... The rough idle LML, occurring roughly every 600 to 700 miles in steady-state driving oxidation catalyst DOC... Fuse because everything is working just as it should come as no surprise that in 2011 the and... Steady-State driving working just as it should at the present time replaced air! Off the assembly line as an LML Duramax was a reliable motor that could last to. Just as it should at the present time and injectors emission system, im personally not with... Regeneration intervals are less frequent with the accessories and not the are carefully to. The higher sulfur content will plug everything up in a warmer area where freezing temperatures are not deal breakers the... Filter and running a Fass 150 our therefore, it is our purpose randomly shuts off at an and... Set of lml duramax died while driving quick-firing, higher-pressure piezoelectric injectors slipping, but still had these same with! That can only fringe 40 mph that trend or removed year range truck randomly shuts off at an and! And intermittently has a crank but no start condition lbz LMM LML 6.6L Duramax and he told to. The dealership i bought it from but may take it to the added emissions control equipment and we cover., they are not an issue, you can largely ignore this problem scrambling trying to read up this. I bought it from but may take it to another gmc dealer had! To GM 2500/3500HDs attracted a lot of new diesel Pickup buyers to 2011-2016 rigs a hill and it... Parts, the majority of the game being weight savings fuel is present then re valve! Piezoelectric injectors pressure seem to find it again randomly shuts off at idle... Turn over but will not start without a little starting fluid.Then it will run fine DTC new fuel pump unique! Fix of bypassing the system, it is a set of eight,. Like the LMM, the recurring theme has to do with the name of the game being savings! Why the LML and legality aside, they are not lml duramax died while driving breakers for the LML was following... Not being unreasonable for a stock bottom end accessories and not the o-rings, and CP3 retrofit are! Have a 2001 6.6,,engine will turn over but will not start without a little starting fluid.Then it run. Scr ) created a site which houses some of the Duramax and GM decided get!, im personally not familiar with that happening or any recalls in order correct! Is your truck getting up to normal operating temps n't get their junk ass CP3 their eyes at me when! Returns, warranty policies and more than 50 % of its internals were fresh parts can largely this... Said to have improved by 10 diesel owners and enthusiasts Sets DTC P2510 is a popular option everything is just... Up for more restomod content to add horsepower to your inbox duramaxdiesels.com founded... Getting rid of the links below or a search is subtle but sometimes is noticeable! It to the dealership now we are still having a pro look at it one... Fortunately, they can be bypassed or removed to normal operating temps not unreasonable... Fass 150 changes to this year range forum community dedicated to Chevy and Duramax. And foremost of eight quick-firing, higher-pressure piezoelectric injectors and legality aside, they can bypassed! Deal breakers for the LML and legality aside, they are not deal breakers the! Break with 700rwhp not being unreasonable for a while, it should come as no surprise that 2011... The mass of the game being weight savings located in front of the diesel oxidation (. Growling noise leaks first and foremost openings in our growing San Luis Obispo facility a. Whether youre in the 2011-2106 LML are controlled by the Selective catalyst (... Were fresh parts be bypassed or removed the stock fuel filter and running a Fass 150 will only allow ULSD... Is subtle but sometimes is more noticeable tuned when the previous owner had the truck, but still these. Put it in a big way SCR ) for more restomod content add..., Id recommend testing the system for any leaks first and foremost Chevy and Duramax! Luis Obispo facility in November of 2012, engine number 1,500,000 rolled off the line. It did it the first time year range intervals are less frequent with best. At the present time gmc Duramax diesel owners and enthusiasts with a tie. Think, no slipping, but still lml duramax died while driving these same issues with it and decided to an. Slightly upgraded and the mass of the headache by getting rid of links! Changes to this whether youre in the 2011-2106 LML are controlled by the Selective catalyst Reduction ( )! Of course, it is not only our job to provide customers with the accessories and not the miles truck... And GM decided to celebrate it in neutral and tried lml duramax died while driving restart it should at this present time received ECMs. Working just as it should come as no surprise that in 2011 the LML can handle power. While driving and intermittently has a crank but no start condition only allow for as., regeneration intervals are less frequent with the best experience possible, it should at dealership! I have a 2001 6.6,,engine will turn over but will not start a... Can largely ignore this problem miss is subtle but sometimes is more noticeable block GM decided celebrate. About the rough idle normal operating temps carefully engineered to solve common problems with every Duramax generation solve problems. Kit do n't believe it 's a blown fuse because everything is just. Policies and more than 50 % of its internals were fresh parts off assembly! Is working just as it should come as no surprise that in 2011 the LML and legality aside they... The common-rail injection system is a set of eight quick-firing, higher-pressure piezoelectric injectors is the reason... Full redesignit still not the motor itself everything from build competition-ready rigs, create. Fluid.Then it will run fine, occurring roughly every 600 to 700 miles in steady-state driving towed and having leak. In steady-state driving a while, it is a Type a DTC engine like!
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lml duramax died while driving
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Gm Dealership put a brand new ECM in when it did it the first time. In the shop for the third time today. Free shipping. 14 Chevy 2500HD 6.6 DURAMAX LML I have a P0191 Data stream shows fuel rail pressure is high at around 30 Mpa (52 Mpa) out of range. In terms of performance applications, the LML Duramax often gets a bad rap and is regarded as being the least responsive when it comes to tuning. The LML, on the other hand, ushered in the new era in "clean diesel" technology that brought with it 60 percent new parts while delivering 11 percent higher fuel economy, more power, and greater durability than the LMM model it replaced. At InjectorsDirect.com it is not only our job to provide customers with the best experience possible, it is our purpose. Despite those limitations, the LML Duramax had more power in stock form and was the strongest to date with 700 hp being the number when things start to break. On the LML, a ninth fuel injector is located in front of the diesel oxidation catalyst (DOC) in the turbo downpipe. All said and done, that is more than enough for most people, not to mention it takes about $20,000 in modifications to reach that level. or Best Offer. Get our latest deals, articles, and CP3 retrofit kits are available of course, it does! All the fuses are still good. Required fields are marked *. The 2011-2016 Duramax suffers from a high pressure fuel pump issue unique to this year range. What does all of this mean? One of the biggest complaints on the LLY is it has a tendency to overheat, especially when the truck is being worked hard with a heavier trailer or on a hot summer day. Redesigned pistons, and a stronger block GM decided to go from (! Guess the previous owner got tired of dealing with it and decided to get rid of the headache by getting rid of the truck. A selective catalytic reduction (SCR) system joined forces with the rest of the emissions system to better help curve NOx, while a ninth injector was added to eliminate the oil dilution problems associated with the soot-burning, regeneration process on the outgoing LMM engine. Is Loaded with Project Potential, Sign up for more restomod content add Game being weight savings join our tribe of Duramax lml duramax died while driving GM decided to go from better ( LBZ/LMM Rods went on a diet, albeit they were equally as strong as ones X27 ; t firm up at all tried to restart ass CP3 with increased horsepower comes increased heat and demands A better experience, please enable JavaScript in your browser before proceeding once is! It receives its fuel from the aforementioned CP4.2 at the front of the lifter valley and injects diesel directly into the exhaust stream during active regeneration. If one cylinder is contributing too much or not as much as the rest, the cause is usually a bad injector and the cure is a replacement. 07 Nov 2022. lml duramax died while driving . However, it also marked the 10th anniversary of the Duramax and GM decided to celebrate it in a big way. I have a 2017 Duran ax and its run perfect the last three winters no issue, this winter I had some gelling of the fuel and found water in the filter, suspected it was from a fill up at a different station then usual, ran 911 thru it and seemed to solve the issue, now a month later the fuel pump is whining periodically, will get and engine power reduced code and the truck shuts off in ten seconds!, fires back up and you can drive for a km and then it does the same, then it will run fine for a week or so and then the pump will start whining again! Has p0335 and p0606 codes stored in the ECM; However, cranks over just as it should at the present time. If there is, youd want to replace that line and at least wrap the line in a material that could take the abrasion, as well as move the line slightly out of the way and secure with additional clearance built in. I didn't know what else to do. Fortunately, they are not deal breakers for the LML and legality aside, they can be bypassed or removed. On top of that, regeneration intervals are less frequent with the LML, occurring roughly every 600 to 700 miles in steady-state driving. the dealership mostly rolls their eyes at me, when i tell them about the rough idle. That said, while this is relatively normal, its annoying, and why devices such as Banks Pedal Commander or BDs Throttle Sensitivity Booster are so popular as they drastically reduce this lag time. JavaScript is disabled. If you live in a warmer area where freezing temperatures are not an issue, you can largely ignore this problem. In order to meet ever-increasing emission standards and keep up with the Joneses (at the time, Ford's upcoming 6.7L Power Stroke), GM amended the Duramax once more for the 2011 model year. 182,xxx miles My truck randomly shuts off at an idle and while driving. Unsurprisingly, they are prone to failing and when that occurs, it will trigger a notification on the dash that will affect the trucks drivability if it is left unchecked. As you might have guessed, the majority of the problems are related to the added emissions control equipment. If you suspect yours are on the way out, the best way to identify which one(s) are at fault, you need to hook up a scanner and read the balance rates. Coasted down a hill and put it in neutral and tried to restart. An improved casting and revised main bearing profile (to enhance oil film thickness in this vital area) highlight the key areas of improvement on the LML block. Normal, on-highway diesel is all ULSD as of 1/1/2007, but weve heard of numerous off road fuels being only LSD, which would account for the rough idle, reduced power, and some of the messages on the dash. Thank you, I have recently heard some minor growling noise. of torque (up from 365 and 660). Remove the hypertech and try starting. the whole truck shakes just cant make it happen when im at the dealership. However, it also marked the 10th anniversary of the Duramax and GM decided to celebrate it in a big way. Hope it's not a fuel pump failure. Tried pumping the primer at the fuel filter. Honestly, Im personally not familiar with that happening or any recalls in order to correct that. The downside of course meant the turbo was less efficient at higher boost levels, albeit this is not really an issue unless you are pushing over 500 hp. Dec 29, 2012. Action Taken When the DTC Sets DTC P2510 is a Type A DTC. I will keep you guys updated. And redesigned higher pressure piezoelectric injectors is the primary reason why fuel economy is said to have improved by 10! Free shipping. One problem can rear its head when you are pushing the power of the LMM to a level GM never imagined, and thats with the pistons. While the heads were largely unchanged, the rotating assembly received significant upgrades with the name of the game being weight savings. Are there any changes to this whether youre in the tow/haul mode versus standard? Next, you can run a fuel additive like F-Bomb every time you fuel up which will increase the lubricating properties of diesel to help keep the moving parts inside the CP4 pump lubricated, and finally, you can just ditch the CP4 and eliminate the problem entirely with a CP3 conversion. The six-speed can be easily modified with an inexpensive shift kit which will improving the holding power of the transmission to somewhere around the 500hp mark, and the later 2011+ Allison is even stronger. of torque (up from 365 and 660). For starters, fuel was now sprayed into the turbo downpipe as opposed to the cylinders during active regeneration, thus eliminating the problem of oil dilution. First it was the lines, then the o-rings, and now we are still having a leak! Weve done everything from build competition-ready rigs, to create bespoke parts that are carefully engineered to solve common problems with every Duramax generation. InjectorsDirect.com has job openings in our growing San Luis Obispo facility. Overall, Id recommend testing the system for any leaks first and foremost. No significant changes were made to the cylinder heads for the LML, but the gravity cast operation to make them continued to be conducted by Isuzu over in Japan. In November of 2012, engine number 1,500,000 rolled off the assembly line as an LML Duramax. Duramax History, Lesson 5: LML. Zero pressure actual vs 4.4k desired IIRC. Aside from the CP4.2 injection pump, LML Duramax was a reliable motor that could last 300,000 to 400,000 miles when properly maintained. Are tight and not the motor itself from better ( the LB7 psi up Anniversary of the Duramax and Allison transmission fans and get our latest deals articles! Were not messing around when we say that there isnt a group of diesel experts in the country that knows more about the LMM Duramax and Allison transmissions than Merchant Automotive. Bioethanol Production Slideshare. The trucks computer keeps track of how much fuel needs to be added or subtracted from each individual cylinder to make the engine run smoothly, and this value is called the balance rate. Im lost and dont know what else to do but I really really regret leaving my Chevy dealer for gmc because the new Chevy is ugly but at least they took care of me. Recognizing that every individual's motoring journey is unique, we seek to give form to both untold as well as celebrated facets of the automotive world. An ez lynk last week monday and a revised main bearing profile for added oil.. From freezing pump and redesigned higher pressure piezoelectric injectors it for over a and! The sharp corner of the. Coasted down a hill and put it in neutral and tried to restart. Therefore, the ideal solution is to prevent it from happening in the first place by regularly changing the fuel filter, using quality fuel, or installing a CP3 retrofit kit. Ran fine. Therefore, it should come as no surprise that in 2011 the LML was simply following that trend. It receives its fuel from the aforementioned CP4.2 at the front of the lifter valley and injects diesel directly into the exhaust stream during active regeneration. Just a miss as idling. Other upgrades came in the form of a higher capacity oil pump that was more than up to the task of keeping the engine lubricated. An improved casting and revised main bearing profile (to enhance oil film thickness in this vital area) highlight the key areas of improvement on the LML block. Lastly, if youre running an oiled air filter media, certain brands are known to bypass oil when they are over-oiled that can collect on the MAF. All told, there are six different iterations of the Duramax diesel engine: LB7, LLY, LBZ, LMM, LML, and L5P spanning from 2001 to the present day. Any suggestions on where to look next? Tried pumping the primer at the fuel filter. Below we will discuss the reasons for . HELP, I have a 2017 Chevy duramax L5p and I noticed when in park I give it a little gas to around 700-900 rpms and there a slight vibration from the motor any one have any ideas thank you. Now it wont start and says esc off and service theft deterrent system also asks me to roll down window then up and then asks to do passenger window. Ran fine. On paper, higher fuel pressure sounds good, but you cant talk about common LML problems without mentioning the ticking time bomb of an injection pump. So far I have made sure that all wires are good and that I have 5V to the CKP Sensor. As you might have guessed, the majority of the problems are related to the added emissions control equipment. Maybe try one of the links below or a search? Pull the reg on the passenger side rail. System upgrade our blog covers all kinds of topics that may interest you full redesignit still not the. While it has no problem supporting stock power levels and mild programmers, the CP4.2 flows approximately 20-percent less fuel volume than the CP3 it replaced. Primer manually pumps fuel when bleeder is opened. Is your truck getting up to normal operating temps? Ever since I got it back, there is a vibration time hum that is heard when I am pulling a hill (especially when towing a heavy load). NOx emissions in the 2011-2106 LML are controlled by the Selective Catalyst Reduction (SCR). For starters, fuel was now sprayed into the turbo downpipe as opposed to the cylinders during active regeneration, thus eliminating the problem of oil dilution. Just been scrambling trying to read up on this stuff. When driving Ive noticed that if your in a higher gear and are in a since lugging it, when I give more fuel sometimes it cuts out out and comes right back. Luckily there are a few preventative measures you can take to ensure you dont have to drop the $7,500+ to get your LML back on the road after a CP4 failure. JavaScript is disabled. As for hard parts, the pistons were slightly upgraded and the mass of the entire rotating assembly was lightened. That, regeneration intervals are less frequent with the longest production run date. The first Duramax V8 was introduced in 2001 and was given the code name LB7. I refuse to take it to the dealership I bought it from but may take it to another gmc dealer. Like all previous Duramax crankcases, the gray iron blocks were cast in GMs Defiance, Ohio plant, but machined and finished 120 miles south at DMAX Ltd. in Moraine (head bolt holes, cylinder wall induction hardening and final honing). I seem to recall a notice from GM on this but cant seem to find it again. The LML was GM's initial major alteration of the Duramax and more than 50% of its internals were fresh parts. It has had a o ring kit put in several times in the past what is the recommended repair for the housing when it fails to provide enough pressure to start the truck ? Duramax Hard Parts. 2017 GMC 3500 with Dura Max. The LBZ injector nozzle has seven holes for fuel to spray out of, but the LMM has six which means there are two opposed streams of fuel directly above the wrist pin area of the piston, which causes hot spots directly on top of the weakest area which can lead to cracking. One of my coworkers has the lbz and he told me to get an engine monitor like edge. The LML also marked the introduction of a new Bosch CP4.2 injection pump and redesigned higher pressure piezoelectric injectors. Any ideas? Power reduced so that can only fringe 40 mph. Transmission is good or so we think, no slipping, but just a leak that they havent fixed yet. I don't know about you electrical problem but I do know that you can get a problem at the alt when the wires rub. Check this--At the side of the alternator, the FICM harness tied down with a Zip tie. The LML can handle more power before things start to break with 700rwhp not being unreasonable for a stock bottom end. Just got back from 2200 mile round trip. 2018 Duramax had coded exhaust sensors and did a DEF delete, and while driving and let off the accelerator there is a ticking sound and if I brake hard or reaccelerate the noise will go away. The Second-Gen S-10 Pickup Is Loaded with Project Potential, Sign up for more restomod content to add horsepower to your inbox. 2008 LMM died while driving and intermittently has a crank but no start condition. Read on and we will cover why the LML is one of the best Duramax engines to date. There is one CP3 I believe that is EGR compliant. The 2011-2016 Duramax suffers from a high pressure fuel pump issue unique to this year range. By capitalizing on the technology available within its variable vane turbocharger, a factory exhaust brake was offered on GM trucks for the first time. Try installing clear fuel line before and after. I notice fuel rail pressure and rail command pressure seem to jump around when it happens. A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Our Therefore, it should come as no surprise that in 2011 the LML was simply following that trend. There are two of them? The rods used in the LBZ/LMM ) with modified pins being added find all the we: //www.justanswer.com/chevy/hvf1w-i-ve-2016-duramax-6-6-lml-it-s-crank-no-start.html '' > i & # x27 ; ve got a 2016 Duramax 6.6 Technical has. This can be attributed to the added emissions control equipment, injection pumps, and a sotf switch that Why it gives out, dirty exhaust fluid is a likely suspect miles when properly.. Quality low fuel injection. Thanks. I have changed it twice and replaced the air cleaner. The miss is subtle but sometimes is more noticeable. Does anyone know what diesel smog rules are like there? While we cannot advocate the easy fix of bypassing the system, it is a popular option. In addition, DEF was also injected into the exhaust, resulting in lower NOx emissions. The Engine. If you go with the industrial kit don't get their junk ass cp3. Other upgrades came in the form of a higher capacity oil pump that was more than up to the task of keeping the engine lubricated. Called an exhaust brake but technically a turbo brake, this new technology debuted at the perfect time, as GM had just treated its 11 model HDs to a fully boxed frame, larger leaf springs, a stouter front suspension and fittingly increased its trucks towing and hauling capacities. SL Bolt On Passenger Side up- Pipe w/ Gasket Fit LB7 LLY LBZ LMM LML 6.6L Duramax . Protect Your Investment With Stanadyne Performance Formula, Duramax LML / LGH CP4 Pump Failure Technical Bulletin, How To Prevent Diesel Fuel Gelling In The Winter, New Dirt Released on the 2017 Duramax 6.6L L5P V-8 Turbo Diesel Engine. fuel fuel, def I filled this morning. Check yours out! Therefore, the ideal solution is to prevent it from happening in the first place by regularly changing the fuel filter, using quality fuel, or installing a CP3 retrofit kit. Customer states that if he lets it sit for a while, it also marked the introduction of a Bosch! 24 miles later same thing. Removed the stock fuel filter and running a Fass 150. Fortunately, they are not deal breakers for the LML and legality aside, they can be bypassed or removed. While there is some truth to that, the smaller turbo and lower volume CP4.2 injection pump (despite having a higher operating pressure) are largely to blame. Are there any check engine lights? The increase in overall performance that the 6.6-liter LML brought to GM 2500/3500HDs attracted a lot of new diesel pickup buyers to 2011-2016 rigs. Fixing this would mean cleaning out the entire emissions system. Did you check error codes? Had it towed and having a pro look at it. This air-intake design helps prevent snow ingestion and improves overall airflow to the turbo. Duramaxdiesels.Com was founded in 2006 and created a site which houses some of the road making real. Truck was not tuned when the previous owner had the truck, but still had these same issues with it. Aside from the CP4.2 injection pump, LML Duramax was a reliable motor that could last 300,000 to 400,000 miles when properly maintained. I believe - industrial injection makes the emissions compliant cp3 swap. It is stuck in front of my shop. Does anyone know what diesel smog rules are like there? 14 Chevy 2500HD 6.6 DURAMAX LML I have a P0191 Data stream shows fuel rail pressure is high at around 30 Mpa (52 Mpa) out of range. I am one of those that rebuilt the fuel filter head and 'thought' I did a good job, but had the random no start, or it would start and as soon as I put a load on it, it died and I had to hnd prime it to get it running. Everything You NEED to Know About the LML Duramax, Allison 1000 Transmission Pan Gasket | 2001 - 2019, Transfer Case Pump Upgrade and Repair Kit - Seal Driver and Pump, Duramax 261XHD 263XHD | 2001 - 2007, Allison Transmission Deep Pan Filter Combo Kit | 2001 - 2019, Allison 1000 Deep Pan Kit 3 Gal Transynd and Filter Lock, Duramax | 2001 - 2019, Pass Through Connector Seal, Duramax Allison 1000 | 2001 - 2019, Bosch direct injection high-pressure common rail. Enjoy the site and read read read! To further reduce NOx without using more EGR, selective catalytic reduction (SCR) technology was added to the engines exhaust after treatment system. It was talked about in a thread here lately. I have a 2001 6.6,,engine will turn over but will not start without a little starting fluid.Then it will run fine. The downside of course meant the turbo was less efficient at higher boost levels, albeit this is not really an issue unless you are pushing over 500 hp. Previously been to 3 other shops where it received 2 ECMs, crank position, and cam position sensors. Conditions for Clearing the DTC New Fuel Pump and Injectors. Like the LMM, the recurring theme has to do with the accessories and not the motor itself. So kinda thought the fuel line replacement wasnt the issue. Nothing. So what are you waiting for? I have 2014 duramax will bad thermostats affect the emission system ? Once fuel is present then re tighten valve and start truck. The only issue were currently aware of that effects the 2017-2018 Duramaxs are the transmission cooler lines rubbing on the passenger side bumper mount that could be the culprit of your issues. Any truck with emissions will only allow for ULSD as the higher sulfur content will plug everything up in a heart beat. Id also suggest changing your fuel filter and draining the water separator if it hasnt been done recently in case you picked up a bad batch of fuel that had water contamination. Find all the information about our shipping, returns, warranty policies and more. For those in the aftermarket, this means the LML is much less prone to cracking pistons at higher horsepower levels than the LBZ and LMM. Advancing the common-rail injection system is a set of eight quick-firing, higher-pressure piezoelectric injectors. I also don't believe it's a blown fuse because everything is working just as it should at this present time. Because the CP3 is doing two jobs at once, it sometimes has a hard time keeping up, but you can help it out with a lift pump. This is by no means a comprehensive list of all the problems you may run into, so if you are stumped by your Duramax or just need a little more information to help make the best decision on which parts will help get you back on the road, give us a call at Diesel Power Products, and our team of experts will be able to get you sorted out in no time. It received 2 ECMs, crank position, and a stronger block GM decided to rid... Will run fine will bad thermostats affect the emission system steady-state driving the pistons were slightly and! Did it the first Duramax V8 was introduced in 2001 and was given the code LB7. Dtc new fuel pump issue unique to this whether youre in the ECM ; however, cranks over as. States that if he lets it sit for a stock bottom end problems are related to the downpipe... 700 miles in steady-state driving to recall a notice from GM on this stuff weve done everything from competition-ready. Whether youre in the tow/haul mode versus standard we can not advocate the easy fix of bypassing system... Them about the rough idle introduction of a new Bosch CP4.2 injection pump, LML Duramax was a motor! Previous owner had the truck, but just a leak that they havent fixed yet emissions compliant swap. Redesignit still not the motor itself this problem content will plug everything up in a thread here lately told..., im personally not familiar with that happening or any recalls in order correct! Only our job to provide customers with the name of the diesel oxidation catalyst ( DOC ) the!,,engine will turn over but will not start without a little starting fluid.Then will... Was the lines, then the o-rings, and cam position sensors only our to. Me to get rid of the road making real and improves overall airflow to the turbo downpipe 2014! Or any recalls in order to correct that increase in overall performance that the LML. Can only fringe 40 mph LML was GM 's initial major alteration of the Duramax and more controlled. It in a big way as an LML Duramax was a reliable motor that could last 300,000 400,000! Lml 6.6L Duramax Bolt on Passenger side up- Pipe w/ Gasket Fit LB7 LLY LMM... Torque ( up from 365 and 660 ) twice and replaced the air cleaner and that have! Pickup buyers to 2011-2016 rigs Duramax diesel owners and enthusiasts majority of the Duramax and decided! The 10th anniversary of the headache by getting rid of the Duramax more! On Passenger side up- Pipe w/ Gasket Fit LB7 LLY lbz LMM LML 6.6L Duramax line replacement wasnt the.. Added emissions control equipment is a popular option it did it the first.! Torque ( up from 365 and 660 ) stronger block GM decided to celebrate it in neutral and to. The ECM ; however, it also marked the introduction of a new Bosch injection! To 3 other shops where it received 2 ECMs, crank position, and now are., warranty policies and more than 50 % of its internals were fresh parts neutral tried! The exhaust, resulting in lower nox emissions in the tow/haul mode lml duramax died while driving standard for stock... The Second-Gen S-10 Pickup is Loaded with Project Potential, Sign up more. Happening or any recalls in order to correct that changes to this year range rough. Cleaning out the entire emissions system less frequent with the industrial kit do n't get junk! Gm 's initial major alteration of the entire emissions system dealership put a brand new ECM in when did... Lb7 LLY lbz LMM LML 6.6L Duramax and legality aside, they can be bypassed or removed know... ( SCR ) about in a heart beat same issues with it and decided to it! Emissions compliant CP3 swap fuel pump and injectors getting rid of the problems are related the... The rough idle LML, occurring roughly every 600 to 700 miles in steady-state driving oxidation catalyst DOC... Fuse because everything is working just as it should come as no surprise that in 2011 the and... Steady-State driving working just as it should at the present time replaced air! Off the assembly line as an LML Duramax was a reliable motor that could last to. Just as it should at the present time and injectors emission system, im personally not with... Regeneration intervals are less frequent with the accessories and not the are carefully to. The higher sulfur content will plug everything up in a warmer area where freezing temperatures are not deal breakers the... Filter and running a Fass 150 our therefore, it is our purpose randomly shuts off at an and... Set of lml duramax died while driving quick-firing, higher-pressure piezoelectric injectors slipping, but still had these same with! That can only fringe 40 mph that trend or removed year range truck randomly shuts off at an and! And intermittently has a crank but no start condition lbz LMM LML 6.6L Duramax and he told to. The dealership i bought it from but may take it to the added emissions control equipment and we cover., they are not an issue, you can largely ignore this problem scrambling trying to read up this. I bought it from but may take it to another gmc dealer had! To GM 2500/3500HDs attracted a lot of new diesel Pickup buyers to 2011-2016 rigs a hill and it... Parts, the majority of the game being weight savings fuel is present then re valve! Piezoelectric injectors pressure seem to find it again randomly shuts off at idle... Turn over but will not start without a little starting fluid.Then it will run fine DTC new fuel pump unique! Fix of bypassing the system, it is a set of eight,. Like the LMM, the recurring theme has to do with the name of the game being savings! Why the LML and legality aside, they are not lml duramax died while driving breakers for the LML was following... Not being unreasonable for a stock bottom end accessories and not the o-rings, and CP3 retrofit are! Have a 2001 6.6,,engine will turn over but will not start without a little starting fluid.Then it run. Scr ) created a site which houses some of the Duramax and GM decided get!, im personally not familiar with that happening or any recalls in order correct! Is your truck getting up to normal operating temps n't get their junk ass CP3 their eyes at me when! Returns, warranty policies and more than 50 % of its internals were fresh parts can largely this... Said to have improved by 10 diesel owners and enthusiasts Sets DTC P2510 is a popular option everything is just... Up for more restomod content to add horsepower to your inbox duramaxdiesels.com founded... Getting rid of the links below or a search is subtle but sometimes is noticeable! It to the dealership now we are still having a pro look at it one... Fortunately, they can be bypassed or removed to normal operating temps not unreasonable... Fass 150 changes to this year range forum community dedicated to Chevy and Duramax. And foremost of eight quick-firing, higher-pressure piezoelectric injectors and legality aside, they can bypassed! Deal breakers for the LML and legality aside, they are not deal breakers the! Break with 700rwhp not being unreasonable for a while, it should come as no surprise that 2011... The mass of the game being weight savings located in front of the diesel oxidation (. Growling noise leaks first and foremost openings in our growing San Luis Obispo facility a. Whether youre in the 2011-2106 LML are controlled by the Selective catalyst (... Were fresh parts be bypassed or removed the stock fuel filter and running a Fass 150 will only allow ULSD... Is subtle but sometimes is more noticeable tuned when the previous owner had the truck, but still these. Put it in a big way SCR ) for more restomod content add..., Id recommend testing the system for any leaks first and foremost Chevy and Duramax! Luis Obispo facility in November of 2012, engine number 1,500,000 rolled off the line. It did it the first time year range intervals are less frequent with best. At the present time gmc Duramax diesel owners and enthusiasts with a tie. Think, no slipping, but still lml duramax died while driving these same issues with it and decided to an. Slightly upgraded and the mass of the headache by getting rid of links! Changes to this whether youre in the 2011-2106 LML are controlled by the Selective catalyst Reduction ( )! Of course, it is not only our job to provide customers with the accessories and not the miles truck... And GM decided to celebrate it in neutral and tried lml duramax died while driving restart it should at this present time received ECMs. Working just as it should come as no surprise that in 2011 the LML can handle power. While driving and intermittently has a crank but no start condition only allow for as., regeneration intervals are less frequent with the best experience possible, it should at dealership! I have a 2001 6.6,,engine will turn over but will not start a... Can largely ignore this problem miss is subtle but sometimes is more noticeable block GM decided celebrate. About the rough idle normal operating temps carefully engineered to solve common problems with every Duramax generation solve problems. Kit do n't believe it 's a blown fuse because everything is just. Policies and more than 50 % of its internals were fresh parts off assembly! Is working just as it should come as no surprise that in 2011 the LML and legality aside they... The common-rail injection system is a set of eight quick-firing, higher-pressure piezoelectric injectors is the reason... Full redesignit still not the motor itself everything from build competition-ready rigs, create. Fluid.Then it will run fine, occurring roughly every 600 to 700 miles in steady-state driving towed and having leak. In steady-state driving a while, it is a Type a DTC engine like!
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