How long do lml injectors last. If you have any questi.

How long do lml injectors last. I assume it is happening during regen, and I managed to find a few other mentions and even a video of the symptoms, but not much on the injector replacement. This is what is wrong with flat rate. Buy LML Injector Return Rail Check the injector returns. So if the DPF is at 44 grams, and regens down to 5, it generally takes about 40 miles. Oct 12, 2018 · My 2013 had catastrophic injection pump failure at 52,000 miles. They are responsible for injecting fuel into the engine’s cylinders, which helps power the vehicle. I replaced my injectors at 201k and I believed them to be the original sticks. As soon as you turn the truck over you can see the fuel start to run down the line. With conservative tuning of course. Any info would be great. Typically, they should serve you well for 50,000 to 100,000 miles, depending on whether you drive a gasoline or diesel engine. Nov 10, 2011 · The new Duramax engines are equipped with Bosch piezoelectric fuel injectors. 5" flo-pro exhaust with no muffler and tuning is done with EZ Lynk by PPEI. 3's with AD injectors on a average pickup are usually about done at 150K, I did a dump truck earlier this year with just over 100k, injectors were junk, wouldn't start cold, excessive smoke. 5? Just seems wierd how Jun 17, 2022 · LML Duramax Diesel Engine: 10 Facts You Need to Know The Iconic 2011-2016 6. Sep 24, 2023 · In this article, let us explore the CP4 pump. Problem 1 CP4. Jul 21, 2020 · Just so you know you can do the swap on stock tuning. Discover how long cortisone shots last, what to expect before and after treatment, and how they help relieve pain and inflammation effectively. Do have one lml in now that was pushed a bit to hard with larger injectors, dual pumps and twin turbos. If you take care of Mar 13, 2024 · How Long Do LLY Injectors Last The lifespan of LLY Duramax injectors can vary based on several factors, including driving conditions, maintenance practices, fuel quality, and overall engine health. This article provides a comprehensive guide to understanding and managing diesel fuel injector problems. Nov 22, 2010 · Do fuel injectors have a life span like spark plugs? Should you just assume they need to be replaced after so many hours? Description S&S Upgrades Proprietary nozzle honing process for clean and consistent holes Nozzles flow-matched to 1% variance per set, using OE standards Viscor SAE-J967 40 degrees C 100 bar Injectors flow-matched to 3% variance per set (except TorqueMaster) Viscor SAE-J967 40 degrees C 4 different pressure/energizing points per injector Injection profiles (rate shape) aligned Injector build Nov 20, 2020 · Fuel injectors are a key part of modern automotive systems, as they’re responsible for getting gasoline into the engine in a precise, orderly and carefully engineered pattern. It's not really how long they last it's more the risk ya take if the spray pattern turns into a straight stream that cuts a hole into the piston top or the other many horrible things that can come from failing clogged leaking old injectors. Dont see many lml injectors cause haze at start up Dec 6, 2010 · I was told by a TDI repair shop that the higher mileage TDI injectors will usually start to go bad at about 250K miles. Jul 19, 2017 · How will towing affect larger injectors in the long run? How much will larger injectors at a lower pulse width lower EGTs? Sent from my iPad using Tapatalk Dec 21, 2018 · Duramax History, Lesson 5: LML December 21, 2018 / Story By Mike McGlothlin In order to meet ever-increasing emission standards and keep up with the Joneses (at the time, Ford’s upcoming 6. 6L diesel trucks. As essential automotive components, fuel injectors play an important role in delivering the right amount of fuel into the engine cylinders for combustion. The updated CP4’s are still wiping out fuel systems on GM, Ford and Ram trucks. I have also done some research and found that the only injection timing table that matters is the 0 table for each group. Dec 17, 2010 · They may go ahead and replace all of the injectors. Use certified insulated gloves EL-48286. Jul 23, 2019 · It doesn't haze, no white smoke, decent balance rates, nothing really out of the ordinary. . Well they r to the point of hazing at idle and balance rates are getting pretty bad. Jan 1, 2017 · I ran a search & I'm seeing where it's common to see injector failures when they're been run for around 50K. I have a 2016 2500 48,000 miles. Head gaskets fail as do water pumps and AC units and front suspensions and transmissions and electrical components and of course the very expensive fuel injectors. Seems like the biggest thing is keeping stuff clean clean clean (don’t Feb 1, 2023 · Explore the Duramax years to avoid and potential issues associated with them, ensuring a well-informed choice for your next purchase. May 4, 2018 · Had a hard start issue, found metal in fuel tank so bye bye cp4 and injectors. I've heard of 60k WVO users with hammered injectors. In general, they’re expected to last a pretty long time. if mark is tuning it or a reputable tuner is, they can make 100% overs (even LML's) run clean at what you want. Deleted, tuned with MotorOPs 5 tune AutoCal. All injectors were tested and good before installing the new engine. Now put a shop rag in that eyelet and soak it in carb cleaner and stick the other end into a drill. What is the life expectancy of the DPF? 125,000-150,000 miles? Has anybody seen any with 200,000 miles on the DPF? Nov 1, 2015 · Basically want to do replace the cp4 before it takes a crap and takes out the injectors since the truck has 125k on it and as far as we know it's never been touched. Perfect for towing, performance upgrades, and daily driving, these durable injectors optimize combustion, boost power, and ensure long-lasting reliability—essential for diesel owners seeking maximum performance and Oct 14, 2023 · How reliable is the Duramax LML engine? Learn about common engine problems including CP4. Now, how long Duramax engines last depends on the generation and the condition, among other things that we will go into later. Jun 29, 2016 · Hey all, my 05 driver side return line at one of the mid injectors is leaking now. Nov 14, 2013 · 2016 lml chevy ccsb. That said if you keep these things pulling trailers down the highway then they generally last a long long time. While their lifespan can vary depending on several factors, understanding the typical fuel injector life expectancy can help vehicle owners plan for maintenance and avoid unexpected Jan 31, 2021 · Hey Guys- What are best practices for replacing injectors while working on these LML’s or other common rail trucks? I’m going to pull injectors on my 15 LML and wondering if anyone has any advice they would like to share. $180. orgContent blocked Please turn off your ad blocker. The fuel injectors on your car will typically last between 50,000 and 100,000 miles. 6L LML or LGH. Verify the fuel injector return line pressure is greater than 3 BAR (see “Fuel Injectors” for more information). 2 injection pump, LML Duramax was a reliable motor that could last 300,000 to 400,000 miles when properly maintained. While it was nothing like a full redesign—it still displaced 6 Oct 18, 2021 · I also have an AirDog FP-100 lift pump system, to deliver clean, air-free fuel to the engine. Some pumps actually seize up Fuel injectors directly affect the fuel / air delivery of your vehicle. These injectors operate a high voltage, indicated by the orange color of the injector harness. Nov 28, 2022 · How long does a fuel injector last? Learn everything you need to know about fuel injectors and how to keep yours running for many years in our complete guide. Ensure your engine performs optimally with our guide to fuel injector longevity. Computer said cylinders 2, 5, and 7 are misfiring, and the balance rates are Jun 6, 2011 · I've been reading posts you guys with lmm and lml's posted about regen and the dpf. My question is whether some of you more experienced Duramax drivers think it’d be worth it for me to replace the injectors and see how long the truck lasts. Dec 16, 2024 · Are you thinking, "How long do fuel injectors last?" Learn to identify signs of injector failure and get tips for extending their life. However, the actual lifespan of fuel injectors can vary depending on various factors such as the type of gas used, regular maintenance, and driving Sep 16, 2013 · 2. Oct 21, 2019 · The truck runs pretty well now, considering, although the mileage is probably a little less than it’d be with good injectors (16-18 highway now). is this the norm for these injectors or do I need to run another search? Dec 15, 2020 · With good, quality fuel injectors, you can expect them to last a long time. 6L Duramax) injectors can vary depending on various factors such as driving conditions, maintenance practices, fuel quality, and more. I do believe around 25 hours would be fair but don't be surprised if you can only get 13-15 hours warranty. I don't want to scare you, I'm not saying most fail at this number - just the ones we see in the shop are usually in the 120-160K range. Feb 21, 2015 · Not the economical way to do it, but for me it's the convience factor and staying in a newer vehicle with a warranty that shouldn't need continual maintainance. Last year when I had the injectors out for head gaskets, the injectors were on the edge of needing replaced I just didn't have the funds to do so. 2 injection pump failure and DEF issues. What's your recommendation to avoid this? Different higher quality filters, quality fuel, additives etc. Also, does just one usually quit, not all at the same time? The 2011–2016 model is often used in tow rigs because LML Duramax engines use diesel exhaust fluid (also referred to as Urea injections). Exactly how hard is it to replace the injectors and about how long it takes? Also tips and tricks to try? Oct 5, 2017 · My 2014 had the check engine light on last week, dealer found code P0420 and replaced the failed Indirect Fuel Injector under my extended warranty. This guide covers best practices for fuel quality, filter maintenance, and knowing when it’s time to replace your injectors—so you can keep your truck running clean, strong, and reliable. Let us take a closer look at its life expectancy and the numerous reasons why it is feared and disliked by a large number of diesel truck owners. 1 hours at 140. Apr 9, 2016 · I'm changing a downpipe on a lml and I removed the 9th injector back at the supply where the banjo bolt is. Apr 3, 2014 · When they started eating injectors Chrysler went to 7 but still isn't enough!!! Both the '03-'04 and '04. Should I start looking at getting rid of it when I get it back? It is a crewcab 4x4, and the body and everything else is in pretty good shape. Am i Fuel injectors spray carefully calculated amounts of fuel into your engine. Oct 6, 2018 · I have a 2012 3500 DRW GMC with 161k miles and the indirect injector is needing to be replaced as per a GM dealership. ) Sep 30, 2023 · How Long Do Fuel Injectors Last? Fuel injectors, these tiny powerhouses of combustion engines! We rely on them daily, yet how often do we think about their lifespan? Join me as we deep dive into the intricacies of fuel injectors, their lifetimes, and what factors influence their performance. However, newer models come equipped with emissions control systems like EGR and DPF, which help reduce environmental impact but need proper attention to maintain engine longevity. The lifespan of fuel injectors can vary depending on various factors, such as the quality of the injectors, the type of fuel used, and the maintenance performed on the vehicle. 4 days ago · How Long Do Side Effects Last? Following COVID vaccination, side effects, if any, tend to last one to three days. 5+ can have an injector stick open and melt a piston, '04. New fuel injectors do require a new or updated tune. The question is, how long do fuel injectors last? Related Post! How Long Does It Take To Break-In New Fuel Dec 10, 2011 · An easy way to do this is to cut the long, straight bottom segment off a coat hanger and bend the last 1 inch to make an eyelet. On the other hand, some OEM makes may fail before your car hits 50,000 miles. Or should I take that little T fitting out some how? Just looking to see how The changes are dramatic, but looking like they are a massive benefit on the L5P. 6L LML Duramax Diesel Engine It’s no secret that Diesel engines, if properly taken care of, can last decades. Feb 25, 2013 · does anyone know what an expected lifespan of a cp3 pump should/could be? i have what I call a small surge at idle. I know i need GM 97328733 Driver Side Fuel Return Line (Bosch Leak Back Line) ($62) Anyone changed these out, what needs to How long do spike proteins last in the body? The Infectious Disease Society of America (IDSA) estimates that the spike proteins that were generated by COVID-19 vaccines last up to a few weeks, like other proteins made by the body. ” Jan 4, 2010 · Pry bar set and maybe a floor jack Parts needed:Here is a list of the parts you will need to do all 8 injectors 8 LB7 fuel injectors, GM part number: 97729095 Install Kit - 8 Joined banjo washer pairs for connecting return lines to each injector, 2 Joined banjo washers for connecting the return line on each side to the head, 16 External injector o-rings, 8 Copper seat washers LML Duramax injectors are precision-engineered for reliable fuel delivery, improved horsepower, and enhanced engine efficiency on 2007. The achilles heel of the newer diesels is the emmisions. But, how long do LBZ injectors last? From what we know, the injectors fail between 100 and 150 thousand miles. Factors That Affect Diesel Injector Lifespan Diesel injectors are essential components of any diesel engine. Emissions Compliant 2011-2016 LML CP3 Conversion Kit It’s your truck/money but I wouldn’t go your route. So, while Duramax engines are built tough, how long they last Jan 12, 2023 · So additional fuel is added to the exhaust. That said, the duramax engine and transmission can last a very long time given proper maintenance. 0 or better (occasionally I may see 1. Mar 4, 2024 · Ideal for heavy-duty tasks like towing and commercial use rather than everyday driving, Duramax engines have earned their reputation for reliability. Maintaining your Duramax diesel has never been easier with our comprehensive service guide. 00 each when they do go bad. Jul 26, 2018 · I have an LLY with 208k miles on it and I am wondering 2 things about the CP3. The best quality fuel injectors can last up to 100,000-miles, or even longer. Jul 13, 2015 · Received a letter last week that states they have been having problems with the injectors on the LML's and have extended my warranty to 10 years from date of purchase or 193,000 KM's. Aug 11, 2012 · Anyone or anyone you know with 200k+ miles on the lb7 that changed injectors more then twice? How often do they need to be changed? LML and down injection pumps have to draw fuel from the tank and they have a hard time with restrictions (plugged filters/pinched lines, etc). Obviously, it will vary on maintanence intervals, but would like to get an idea of how long they will go. These particles are immediately distributed throughout the fuel system causing catastrophic failure. 2 Injection Pump Failure The CP4. Thank you in advance. Mar 5, 2018 · Hello Everyone. This coupled with routine maintenance and fuel additives, makes me think a new CP4 would last just as long as a CP3 conversion. Aug 18, 2010 · How Long Your Injectors Last? Jump to Latest 17K views 57 replies 28 participants last post by Torque Monster Oct 23, 2010 2006blackmax Discussion starter Nov 8, 2015 · So how long do u guys run ur trucks as transporters before turning them over Bone stock 2012 cclb dually 4x4 LML - Sold 05 lly 6in rcd, 4in straight pipe, banks ram air, efi live, afe mp,20in moto metals,35 12/50 toyo open country mud terrains , mag hytec pans, di pricol boost and pyro gauges, and 149xxx and counting-was a great truck Reply Like Sep 14, 2022 · Updated on September 14, 2022 The Duramax is a heavy-duty V8 diesel engine that General Motors made in a joint venture with Isuzu. The LML Duramax diesel can be found in 2011 to 2016 model year Chevrolet Silverado 2500/3500 and GMC Sierra 2500/3500 pickup trucks. 3L Power Stroke Diesel - How long do injectors last - How long do injectors last? I have 135,000 miles all seems good, should I have injectors on my mind? Nov 12, 2020 · LML pistons aint the strongest so i would put in as much injector as you can afford if you intend to beat on the truck at 700-750hp. Last december installed a HSP compound turbo kit with a stainless diesel 5 blade S475 over stock. What have people experienced here? Thanks! Getting ready to pull the trigger on a Jetta, Jetta Wagon or Golf So, how long do fuel injectors last exactly? Some can be expected to last between 80,000 and 100,000 miles, while the best fuel injectors can last as long as you have your vehicle. With the nanonet cartridge and water separator in the rear, it prevents the high pressure fuel from sandblasting the nozzles from the inside out. Aug 26, 2007 · How many hours should a shop charge to R&R injectors in a 6. Both Bosch and Delphi, two major manufacturers of automotive components, say their fuel injectors have a life expectancy of 1 billion cycles. Never done injectors on an lml do you clean out the cups? im planning to clean out all hard lines with brake clean, drop tank and clean it, flush lines from tank to filter, new filter, clean out filter head. Nov 3, 2023 · Average Fuel Injector Lifespan The lifespan of your fuel injectors depends on how well you care for them, the quality of the injectors themselves, and the type of fuel you use. Mar 14, 2016 · I have been removing the EGR cooler and crankcase vent canister to access the injectors which has worked well so far. 7L Power Stroke), GM amended the Duramax once more for the 2011 model year. Luckily, warranty covered the bill. If you have any questi Jun 21, 2010 · Could we get a list going of how many miles everyone has on their injectors and at what mileage they went out. Essentially, that Jun 16, 2014 · Done several 700hp lml builds and they're holding up well around 650-700hp. wtf: Apr 9, 2019 · On my lml you can tell when the glow plugs and grid heater are on cause my voltage gauge on cluster stays at 11v for a while. You got 190k out of this pump but that doesn’t mean you’ll get anywhere near that out of the next one. I am familiar around motors but have only deleted a lml. Nov 6, 2014 · Truck has a little over 105,000 miles and is stock. Making it in 18 is doable but only after you've done a few. Apr 16, 2023 · Want to know how long do diesel injectors last? Read on to learn about the that affect their lifespan, of , and ways to extend it. That looks like a heavily used work truck so that 400k might have been harder than you might like. The Denso injector really help push the possibilities of this diesel to a different level. How long do n54 fuel injectors last? All times are GMT -5. Every day you probably drive by diesel trucks from the 1990’s or even the 80’s. Wondering whether I should panic and have it changed to a cp3. However, this lifespan can vary based on maintenance, fuel quality, and driving habits. Clean and flush all fuel chassis lines, fuel filter housing, filter pipes, and other engine mounted fuel system pipes not replaced. Of course, everyone but Cummins uses the CP4. 5 - 1997 7. well i'm thinking that Aug 28, 2014 · 1999+ 7. Understanding the common causes of diesel fuel injector failure, recognizing the symptoms, and knowing how to diagnose these issues is crucial in maintaining your engine's performance and longevity. They are responsible for delivering fuel to the engine’s combustion chamber in a precise and controlled manner. Replace the fuel injection pump, fuel rails, fuel injectors, fuel return line assembly, all high pressure fuel pipes, indirect fuel injector, and fuel feed pipes (pump to indirect fuel injector). So, how long do fuel injectors last exactly? Some can be expected to last between 80,000 and 100,000 miles, while the best fuel injectors can last as long as you have your vehicle. Doing this correctly requires special tools. I ran across Have you ever wondered how Regen works in your LML Duramax? This article breaks down how regen works and what other components are in the emissions system. Jan 15, 2020 · Maintenance Guide for 2011-2016 Chevy HD & GMC HD trucks featuring the 6. Many of the redditors in the diesel sub will probably bark, but the truck's body will likely be shot before the engine needs to be replaced. These bad injectors need replacing, and in most cases, owners choose larger and better fuel injectors. 1. See relevant content for howlongdoesitlast. 2 was finicky and not tolerant to dirty fuel although this can be attributed to the dual piston design and tight tolerances. How long can I expect it to last and what are it's typical failure modes? Thanks Dec 26, 2012 · I'm thinking about buying a 2002 Duramax with 135,000 miles that had the injectors replaced under warranty at 80,000 miles. After reading some comments of the Injection filtration being shit and killing injectors. Like all automotive systems, fuel injectors have a lifespan, and they eventually wear out over time. 2, so there is also a slight performance advantage to sending your LML’s injection pump “back in time. I know it varies a lot due to fuel quality. The Duramax replaced the famous Detroit Diesel, and it’s still in production today after marking two million units sold in March 2017 Hey, I just bought a 2020 L5P to haul multiple cars and what not. Sometimes failing fuel injectors can spray excess fuel into the engine. I cant get a Sep 7, 2015 · Unfortunately, Duramax injectors are both expensive and difficult to reach in the engine compartment for replacement, which prompted GM to extend its injector warranty to 200,000 miles. Fuel injectors are critical to your Duramax engine’s performance and longevity. May 11, 2025 · If you drive a 2011–2016 LML Duramax, you’re sitting on one of the most notorious diesel failures of the last decade: the Bosch CP4. Buy Bosch LML or LGH Injectors. So lets to the math $980-250 for the injector = $730 for labor divided by 4 hours =$182. This will be my last Duramax. The time now is 10:55 AM. 6L Duramax LML maintenance schedule and service information, including service part numbers, oil and fluid specifications, and fluid capacities. As the system tasked with getting gas to the engine, fuel injectors are an important part of your car. Oct 14, 2010 · How long does it take a dealer to replace injectors? Jump to Latest 45K views 8 replies 7 participants last post by mittens Oct 14, 2010 mittens Discussion starter Jan 15, 2016 · The fuel will be dispensed in a fine mist, which makes it much easier to use and burn during the combustion process. A 2021 study from the Mayo Clinic reported that the rate of absenteeism among healthcare workers who received the COVID vaccine was 4. This can be done either by the additional injector in the exhaust like on the LML motors (seperate from the DEF injector) or by having an injection even on the exhaust stroke to introduce fuel into the exhaust stream. Truck didn't make it to the dyno, but if would guess high 700's at the wheels based off the boost and Oct 17, 2018 · I have a buddy with a 2013, it has a cp3 in it already and he wants to upgrade to 30% over injectors and asked for my help. The But even in our LML tables the load numbers do not exactly match up so im kinda stumped how to make it work, I guess it can interpolate between the missing areas or something, but I really don't like that idea. Im currently pulling the injectors and got 1-7 done but I'm having a total brain block on how to get the 8th injector high pressure line off the fuel rail without pulling the turbo. I'm thinking the new SAC type injectors may be the answer to all this. Runs great had no issues. My main question is, how long do these engines last? The mechanic said they were only good for about 150k - 200K. On the highway, it may be 1 gram every 25-30 miles. LLY Injectors: Nov 13, 2017 · Hello I am curious to how long the injectors last on the lbz. Nov 19, 2023 · Uncover the truth about LMM injectors lifespan. Pump filled whole fuel system full of metal shavings. What is the life expectancy of fuel injectors? Fuel injectors are a critical component of modern internal combustion engines, responsible for delivering the precise amount of fuel required for efficient combustion. Customer: I need the labor time for removing and replacing the fuel system, cleaning the injectors, tank, and lines, as well as replacing the pump and fuel rails on a 2015 Duramax. 7 Symptoms severe enough to require missing work or school are uncommon. There was a lawsuit filed in Texas this month on the CP4 failures. And a exergy 10mm cp3 conversion kit but still stock injectors and transmission. How quickly does soot accumulate? It depends on usage. I don't have much $ in my 94 and I'm not that worried. How long does it take to regen? Mine typically takes about 1 mile per gram of soot. Curious as what the average would be. I run Feb 10, 2012 · Is the removal of the return line on a LLY injector as straight forward as it seems? Just pull the clip out, and then pull the small hose straight out of the injector? I am replacing my first injector tomorrow and don't want to bust it off. Find out more! Sep 18, 2017 · My 94 has the OEM injectors in it. 2 injection pump. 6, LB7? How long does it actually take? Thanks, hoop. Jun 15, 2024 · You’ve probably wondered how long your car’s fuel injectors can last, especially when you start noticing slight changes in your engine’s performance. The LML was released in 2011 and was produced until 2016 when the L5P took over production! He covers the differences between the LMM and LML, common problems, reliability, and more for the Feb 14, 2013 · 1. 5 or so but it always gets better). i have read where the most common problem/solution is a fuel pressure regulator? well my truck has 200,000 miles on it, and a fuel regulator is approx. Is that reasonable? I did contact GMC for any goodwill assistance they might provide as there is a bulletin Mar 13, 2024 · Here's a breakdown of the types of Duramax injectors, including the LBZ, and their lifespan: Types of Duramax Injectors: LBZ Injectors: Lifespan: On average, LBZ injectors can last between 100,000 to 150,000 miles under normal driving conditions. Ensure smooth fuel delivery and optimal engine performance with high-quality injectors. Aug 4, 2024 · Fuel injectors in Ford vehicles are expected to last a long time. Mar 10, 2022 · How many here have more than 150,000 miles on the original cp4 injector pump and if so how many miles currently. This engine has more complex emission controls after-treatment systems but can experience varying issues that affect its life expectancy. Apr 24, 2024 · The type of fuel injector you choose can significantly impact how long it will last and its compatibility with your vehicle’s engine. How long can you expect yours to last, and how do you know if they need replacing? Diesel Performance Parts | Diesel Power Products Aug 8, 2020 · That lubricity helps the pump as well as the injectors. Injectors Have Changed Too Another major change the L5P has seen is in the injectors. Apr 13, 2019 · My 2013 LML has been throwing the occasional grey smoke screen. Plus, find out the of and future implications. Mar 13, 2024 · How Long Do LMM Injectors Last The lifespan of LMM (6. May 4, 2014 · I need to change jobs, $980 for one injector!! I just all four injectors on the passengers side and start to finish it was less that 4 hours. Mar 17, 2022 · The LML and LGH CP4 pumps most commonly fail due to this lack of lubrication which causes internal metal parts (the drive cam, cam follower or pump piston, as well as the housing itself) to rub against each other and begin to shave off small metal particles. The pump simply isn’t designed for ULSD. Apr 4, 2016 · Goes to show filtration is key to making these injectors last. The interior of the truck is probably in far worse shape than the drivetrain. Is there a way to block it off where that little box is. 5 per hour ( actually the shop should be able to do it less that 4 hours. On a forklift - I asked him about swapping injectors and he basically said why bother as they are running great. The cp3 conversion is to remove the factory CP4 injection pump and replace it with a older style CP3 pump used on the previous duramax engines. Feb 11, 2010 · Just bought a 2006 Duramax LBZ with 140,000 miles. 5-2010 Chevy and GMC 6. IMPORTANT: Do not make contact with the fuel injector harness, ECM or fuel injectors while the ignition is in the On or Run position. Then after driving for about 3 days it threw a check engine light with codes for the injectors, bank 2 and 5. Here’s what the search results say: – According to major manufacturers Aug 1, 2019 · Howdy all, I am in "go" mode to get the LML CP4 to CP3 conversion done. Jun 23, 2016 · I have a lly with 345,000 on factory injectors. 2. Jun 6, 2016 · Find reliable injectors for your 2011-2016 6. Every time you crank and run your car, the fuel injector will be used to provide the engine with the power it needs to perform. The earlier iterations had trouble-prone injector issues with a redesigned high-pressure oil rail system, better fuel shutoff solenoid (bad on old engines), and updated ECM programming to help it run smoother and cleaner than ever before! Oct 19, 2016 · How long in milleseconds that the injectors are spraying/ staying open for. Dec 17, 2024 · 2016 3500 Duramax Replaced the engine with a crate performance engine from BD diesel. I've also had AHU customers in the 750k range with stock injectors. The new truck ditched the Bosch stock injectors for the Denso injectors. Pretty certain she's got some shortened rods, will know tomorrow for sure. 6L LML Duramax. We don't really want to have to do a cp3 conversion on it unless we just have to. My question is what should I do with the return. Now the 1997 and down AA injectors seen to last a little longer, 175-200k. Follow these steps and you'll be able to save thousands of dollars in potential damage to your 6. Truck is tuned and deleted just to get rid of dpf/ def issues. Did Ford or Dodge use a dedicated injector for the DPF since 07. I have been researching endlessly and am finding lots of my questions partially answered so I thought I would throw them all out there. Hey guys, In this video I’ll be showing you how to replace an injector on an LML (2011-2016) Duramax engine, specifically injector #3. LML Duramax Issues The Duramax engines are no stranger to problems. Any ideas on how long they should last? Are they re-warrantied for another 7 years/200,000 miles when they replace them? Thanks for any help. Even if your truck runs great now, one grain of dirt, one tank of bad diesel, or one unlucky moment is all it takes to grenade your entire fuel system — costing $8,000 to $12,000 in repairs. When I asked about this issue he stated the injector was a crappy design, and they see this often. Feb 25, 2010 · how long did your injectors last Jump to Latest 21K views 64 replies 49 participants last post by scottdomine Oct 6, 2015 D Apr 29, 2024 · How long do Honda fuel injectors last? Fuel injectors are responsible for delivering gasoline into the engine in a precise and orderly manner. This past weekend the check engine light came on with a trouble code of P02D5 which is "Cylinder 5 Fuel Injector Offset Learning At Max Limit" Nov 9, 2020 · Hey guys, I have a 2014 GMC 2500 with the LML and had the infamous CP4 failure the other day at 118k. May 25, 2024 · How long do fuel injectors last? How can you extend their lifespan with maintenance tips? Contact 5 Star Tuning in Florence, SC for expert advice and services. Know how long they truly last and keep your engine running smoothly. 00 an hour. The labor hours they are quoting is 4. Oct 2, 2019 · Just curious if anyone has any knowledge on how long I can expect to go on factory injectors in an LML? I just rolled 180,000mi, use Opti-lube red or purple every tank, and my balance rates are typically +/-1. You can expect your fuel injectors to last longer with a little care and attention. How do you know that your truck is in regen? How long does it last for? Just triing to learn about these new diesel systems. 5 are a bit more likely since the injector spray angle is tighter and the piston bowl non re-entrant. Fuel injectors can actually last as long as your vehicle does. Oct 16, 2003 · I've seen stock injectors go about 18,000 hours, which is approaching a million miles for most people. Please Note - Some tune providers have different levels of support for Mar 29, 2025 · We know that their injectors can fail. What are your thoughts? Mar 21, 2024 · The Best Duramax Engine Model Years Through the years, there have been many variations of Duramax engines, with some more reliable than others. Sep 7, 2025 · The new Duramax Diesel engine for 2018 is the LML which has been improved upon from its earlier iterations. Lift pumps are added because the duramax is the only diesel that does not use some type of a fuel pump in or near the fuel tank, instead relying on the injector pump to act as a lift pump. I have put nealry 2,000 miles on it since last fall. The job is fairly straightforward, and with the exception of a fuel line Dec 9, 2019 · Mechanic thinks issue is with the Def injector the stream might not be clean / good shop was closing so I just ordered one from Rock auto waiting for it to arrive today but the Magical question is how do you remove the injector so I can try and actuate the injector outside the vehicle to see if it is truly bad or not. Alot of people believe that running a bigger injector which allows you to lower pulsewidth helps the bottom ends stay together by not having the injectors spraying fuel non stop, lower timing, and believe it or not a larger injector will have lower egts if not being pushed to its limits because of being able to back Dec 30, 2019 · For example, the book time to replace injectors on a LB7 (the first gen duramax) is about 50 hours if my memory is right, where as guys on here do it in under 8 all the time. 6-liter LML Duramax V-8 engine is the capstone of GM’s Pre-L5P turbodiesels. However Aside from the CP4. May 9, 2024 · Fuel injectors are a crucial component in the engine’s fuel system. It's been tuned for a good portion of it's life, not sure if the long pulse widths decrease life anymore than normal or if the piezo injectors just don't last as long. However, what determines their lifespan isn’t just the mileage or the type […] Oct 10, 2024 · Just recently installed all new injectors, fuel rails, and new fuel filter on my 2012 LML. After our research, we feel comfortable recommending the 2010-2017 LGH, 2017-2023 L5P, 2019-2023 LM2 and the 2014-2022 LWN. I just hit 250000 km Sent from my iPhone using Tapatalk Jan 28, 2024 · Discover the common problems with LML Duramax engines, the years to avoid, and essential maintenance tips to prevent costly repairs. See GM service information. Took several priming events and a good bit of starter fluid (I broke the rules I know) to get it fired back up the first time. I bought a 2014 LML with 177,000 miles on it. Nov 24, 2018 · On top of being known to last hundreds of thousands of miles without any major issues, the CP3 flows roughly 20-percent more fuel volume than the CP4. Aug 19, 2014 · A little background on this specific modification and purpose. It has been running great. The truck is stock with good service records. Oct 29, 2013 · Most of the injector and CP3 service we do on LBZ trucks pops up around 150,000 miles. According to major manufacturers like Bosch and Delphi, the life expectancy of fuel injectors is around 1 billion cycles, which means they should last as long as the car does. Of course it'll take longer if the cycle is interrupted. The first one being it can't support much more than Oct 27, 2016 · 1994. He said they are about $800. The fifth generation common-rail V8 was given the RPO code LML. 1%. The engines can technically go a million miles, but theres a lot of maintenance between 0 and 1,000,000 miles that people don't actually like to write about. $800 for a FASS pump is a small price to pay considering it adds to relatively cheap filters that can get you down to ~2 micron filtration and push fuel to the injection pump instead of it having to pull Jan 9, 2008 · It really is a gross generalization to say the "engine" last for XXX miles. 8 Jul 28, 2013 · If you are putting stock Bosch injectors in a truck, they should be programmed if you want the balance rates to be correct, but if you are using modified or non-factory remanned injectors, there is no need to go through the programming. Feb 28, 2018 · The last set of injectors lasted right at 80k miles - so I'm not really convinced that filters really help. How can you make sure your diesel truck lasts just as long? The biggest factor is preventative maintenance. How about the Air Dog? Oct 2, 2019 · Do you own an LML with the dreaded CP4 Injection Pump? There's a lot of misinformation floating around the internet about the LML CP4. Just wanted to see how many miles everyone was getting out of their's and what problems ya'll have encountered. If everything else checks OK, they can also be sent in for testing. Why such a huge discrepancy between these figures? Simply because not all fuel injectors are created equal Feb 3, 2022 · Even though the LML has been around for a while and there are several issues to watch out for, it is still a reliable engine that can last upwards of 300,000 miles with proper maintenance and care. Introduction: The Role of a Fuel Injector Fuel injectors are crucial components of modern vehicles 6. Normally though, you can expect fuel injectors to last around 50,000 to 100,00 miles. The CP4 pump has two major flaws. Jan 16, 2012 · I'm sure if they've been replaced anytime in the past two years you'll be fine for a very long time. This added fuel will raise the exhaust temp allowing the soot to be burned off. 3. bvdknm rgsmv hjoi vbiwlmsz wjbjg ofws dxrf hdukro npnax tojvfas