Beyond these levels, piston failure also starts to become common. That's my biggest fear is getting something that will break down. When concerned with MPG, the engine can easily push out the high 20s, which is great for truckers who go long distances. This venture was created since DMAX was 60% owned by Isuzu and 40% by general motors. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'carproper_com-mobile-leaderboard-1','ezslot_16',823,'0','0'])};__ez_fad_position('div-gpt-ad-carproper_com-mobile-leaderboard-1-0');The 2015 Duramax engine was bad because it was still based on the LML platform, which had been used since 2011. LBZ Vs. LMM Vs. LML Vs. L5P: Which Engine Is Best For You? Stick around to learn which Duramax engines to avoid and which ones to buy. The Duramax V8 engine is a 6.6-liter Diesel engine produced by DMAX, a combined effort between General Motors and Isuzu. It depends on what you mean by hold their value.. There are things to note which can seriously shorten the lifespan of the Duramax. I also work for a digital consulting agency. The common problems in the LB7 are the most prevalent in the Duramax engines. I just want a good clean truck that I can slowly bullet proof and will last me a long time. It would be best not to buy the LLY due to its many problems and the lack of essential features like the factory lift pump. Engines from this era are full of mechanical issues as well as durability limitations based on their build quality, the materials used, and available features. The best Duramax diesel engine year models that are safe to buy include: 2010 - 2017 Duramax LGH 2011 - 2016 Duramax LML 2011 - 2021 Duramax XLD25 2012 - 2021 Duramax XLD28 2014 - 2021 Duramax LWN 2017 - 2021 Duramax L5P 2019 - 2021 Duramax LM2 Duramax Engine Year Models To Avoid You should avoid buying Duramax engine models from 2001 to 2010. What Are The Best And Worst Years For The Chevy Traverse? The older models are simpler but come with lots of complications such as overheating, head gasket failure, weak tie rods, and water pump failures, just to mention a few. The Duramax LM2is the latest addition to the Duramax engine line-up with its 3.0L displacement and unique inline I-6 layout. The engine was known to be problematic as it would shut down, and it would not be able to start up. They are widely sought out because of this and can be a great buy if you are looking for a Duramax engine of this time. As long as it is maintained, the Duramax engine can be pushed to its absolute limits. This is about over 20 years of usage. Experts and frequent users attest to the reliability and efficiency of these engines due to the lack of previous Duramax engine issues like Allison 1000 power limitations and water pump failures. These engines go a step further to provide better emissions thanks to a diesel exhaust fluid/urea injection feature. Efficiency, capability, and durability come to mind when talking about the 2010 Duramax, which is why it is 7th on this list. 2017 Duramax This was the first year for the engine, so it was bound to have some welcome changes. Chevrolet Silverado 2500, 3500 (2001-2004); 1. Like its predecessor, the LLY did not fall short of many issues. I own and drive a Porsche for my daily tasks. The Duramax XLD28 is similar to the XLD25. First installed in 2001, the engine has become quite the option when considering pickup trucks, vans, and medium-duty trucks. They can cause a lot of harm. Its block and head were made of cast iron and aluminum, respectively. Press J to jump to the feed. I love cars and have a passion for writing helpful articles on tools, car accessories, and how-to to help my readers solve their problems. Havent been around long enough to know the real downfalls yet, but they took allot of aftermarket ideas when they designed this engine. For over a century, Chevrolet has been building trucks to get America to work. By accepting all cookies, you agree to our use of cookies to deliver and maintain our services and site, improve the quality of Reddit, personalize Reddit content and advertising, and measure the effectiveness of advertising. This helped save a lot of labor charges if you were to replace the injectors. The L5P is placed in 2017 to current Chevrolet Silverado 2500 HD, 3500 HD, and 2017 to current GMC Sierra 2500 HD and 3500 HD. The Duramax LLY took over from the LB7 in 2004. This pump is responsible for lifting fuel from the tank to the engine, and if it fails, you will not be able to start your truck. 2004.5-2005 LLY had overheating issues I think, but there's a fix for that using LBZ parts. The best Duramax diesel engine year models that are safe to buy include: You should avoid buying Duramax engine models from 2001 to 2010. As the supply depends directly on demand, it can be safely said that demand for Duramax is extremely high. Well, this is the future, and there is no denying that for the past few years, the newer Duramax engines have been great. Even though it is more difficult to understand than its predecessors, it is more dependable. As an avid car driver, I love to mention and link to various products and gear I use. Its tough to nail down an exact number of how many Duramax engines have been sold, but we can provide you with some context. if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[320,50],'wvdot_com-mobile-leaderboard-2','ezslot_20',841,'0','0'])};__ez_fad_position('div-gpt-ad-wvdot_com-mobile-leaderboard-2-0');if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[320,50],'wvdot_com-mobile-leaderboard-2','ezslot_21',841,'0','1'])};__ez_fad_position('div-gpt-ad-wvdot_com-mobile-leaderboard-2-0_1'); .mobile-leaderboard-2-multi-841{border:none !important;display:block !important;float:none !important;line-height:0px;margin-bottom:7px !important;margin-left:0px !important;margin-right:0px !important;margin-top:7px !important;max-width:100% !important;min-height:50px;padding:0;text-align:center !important;}While it has lost its footing on multiple occasions, it remains one of the top diesel engines on the market and is a solid buy for truck owners. Hi there! The key to keeping your engine running strong is proper maintenance. If ignored, these problems can lead to bigger problems later on down the roador even worse: failure of your truck altogether! 2021s diesel engine would also not be a pushover as the 2021 Duramax was very similar to the 2020 model, which is why I am placing it at 4th place. Dec 13, 2020. All of this has earned this engine 3rd place. It can produce up to 277 HP, which is plenty of power for most people. The purpose was to increase its reliability while at the same time reducing the downtime. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'carproper_com-narrow-sky-2','ezslot_19',829,'0','0'])};__ez_fad_position('div-gpt-ad-carproper_com-narrow-sky-2-0');You get the same upgrades, such as the faulty free Denso HP4 pump and the Borg Warno turbocharger. But my gmc now is an 04. Fuel injector failure, especially injector number 4. The first engine was the 6.6L Duramax LB7 used in the 2001 - 2004 Chevrolet Kodiak, Chevrolet Silverado, GMC Topkick, and GMC Sierra HD. There are no major issues, and the typical issues are easily fixable. [My Honest Review], What Are The Best And Worst Years For The Ford Expedition? Assume those links are affiliate links which means I may earn a commission if you click and buy. New Shoes New set of Method 703s and BF Goodrich KO2s My new toy hauler truck, haulin' my boy's toy truck. For a Turbo-diesel engine, the 2019 Duramax offered a lot of power and durability, which is why I am placing it at 6th place. Despite its powerful output and sufficient application in GMC and Chevy vehicles, the LB7 is the least recommended engine in the group. The 2012 has a strong history of reliability and performance, and the 2020 shows much of the same promise. This was reflected in user ratings, where owners praised the performance of the L5P platform.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'carproper_com-netboard-2','ezslot_21',830,'0','0'])};__ez_fad_position('div-gpt-ad-carproper_com-netboard-2-0'); The 2019 Duramax is a 3.0-liter I-6 turbocharged diesel engine with a maximum torque rating of 460lb. Will definitely be a used truck, not something new. LMMs in vans have 250 hp at 3,200 rpm and 460 lb-ft in torque at 1,600. if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[300,250],'wvdot_com-large-mobile-banner-1','ezslot_12',829,'0','0'])};__ez_fad_position('div-gpt-ad-wvdot_com-large-mobile-banner-1-0');if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[300,250],'wvdot_com-large-mobile-banner-1','ezslot_13',829,'0','1'])};__ez_fad_position('div-gpt-ad-wvdot_com-large-mobile-banner-1-0_1'); .large-mobile-banner-1-multi-829{border:none !important;display:block !important;float:none !important;line-height:0px;margin-bottom:7px !important;margin-left:0px !important;margin-right:0px !important;margin-top:7px !important;max-width:100% !important;min-height:250px;padding:0;text-align:center !important;}On startup, the engine would cause a lot of annoyance, knocking all over the place. LB7s also experienced overheating and head gasket failures over a prolonged period of use. Despite the upgrades, the LLY engine still had head gasket failures, water pump malfunctions, overheating of the engine, and lacked a factory lift pump. The horsepower output is 277 at 3,750 rpm, the torque is 460 lb-ft at 1,500 rpm. This was a source of disappointment and frustration for thousands of owners. The fuel lift pump is a very common problem for Duramax engine owners. If youre not sure when to change it, talk with someone at your local auto parts store about making an appointment for an oil change if necessary. The Duramax LMM took over from the LBZ in 2007 and was fitted in the Chevrolet Silverado HD, Kodiak, Express, GMC Topkick, Savanna, and Sierra HD until 2010. Although the LM2 is an excellent engine, it will bite the dust one day. Loved them. These problems are pretty serious, but none of these are fixable. The LM2 engine can easily haul up to 9000 pounds of load. It was the simplest in the lineup because it did not have a diesel particulate filter (DPF) or exhaust gas recirculation (EGR). In short, the newer model years show improved performance. While generally devoid of problems, the 2008 Duramax had one very integral problem, which hurt its reputation and put it at 6th place on this list. This is the central hub for truck discussion. You should buy the XLD28 engines if you want a reliable and efficient engine for your Chevy or GMC vehicle. I am Tahir Azam, and this is my blog. There is Vin 2 and VIN D; VIN 2 is identical to the VIN D but uses the tunings of the LLY. That said, stock for stock, the LBZ (and not the 06 LLY) really are the best, mainly because of the 6 speed Allison and the extra 125 ft lbs / 40 hp over the LLY . This results in a leakage, which can cause a loss of functionality.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[336,280],'carproper_com-sky-2','ezslot_25',848,'0','0'])};__ez_fad_position('div-gpt-ad-carproper_com-sky-2-0'); If you notice that your truck isnt running well or idling roughly, have a professional check out these parts first before deciding to replace them yourself. The NHTSA has also complained about the cruise control and cooling of the engine. VIN D was the post-EPA certification model with a computer tune for more power and torque. Chevrolet Silverado 1500 (2020-current). This would mostly happen when the weather gets cold and causes the pressure gauge to jump down to 0. Youll just need to be prepared to spend a little extra on repairs and upkeep. The LBZ has the most hp and torque only a catalytic converter in thye exhaust system that is easily done away with. Yeah, injectors on the LB7 but that's just a matter of spending the money to fix it right, and the injection pump on the LML is easy enough to manage either by swapping on a CP3 or getting a lift pump. The engine was made quieter by the introduction of air induction systems. It is great, but it has had its share of problems over the years. . The oil filter is one of the most important components of the Duramax engine. This engine has widely criticized its speed control and cooling issues. You should not buy this engine lest you end up spending a lot of time at the mechanic shop. These upgrades are huge and allow the engine to reach new performance levels like never before. We looked into price, reliability, features, and more to create this list of the best used SUVs under $10k on the market today. The only common issue with the Duramax LGH is the CP4.2 injection pump failure. If you maintain your Duramax properly, you will be able to get the most out of it. It is the perfect vehicle for my family. Enter the engine model in the Search Box. I'd probably say the best year of Duramax is the one you can find that was the best taken care of. The best way to find a reliable Duramax engine is by downloading the free CoPilot car shopping app. Some users also complained about cab corners and rocker panels that rust faster in northern regions due to high humidity and salt. Though the engine had its fair share of issues, they all were fairly easy to fix and did not pose any serious threat. The issues include: L5P is good, and an excellent buy for your GMC and Chevy needs. The lines of many Duramax engines are designed in a faulty way such that the crimp was not suitable enough to hold onto the line. As an Amazon Associate, I earn from qualifying purchases. These leaks can cause problems like reduced power and performance or even complete failure of your transmission system. Chevrolet Express 2500, 3500, 4500 vans (2011-2016); 1. Customers have reported issues with the fuel injector that goes bad quickly. If theres a vibration when you start your truck, its not something to ignore! [My Honest Review], What Are The Best & Worst Years For The Cadillac Escalade? The CoPilot app is the smartest way to buy a car. Despite it being more complicated than its predecessors, it is more reliable. However, it would help if you did not buy this years models due to the improvements and upgrades in the later models from 2011, like the LML. But, as with any machine, it requires some upkeep to keeps it running at its peak performance. Great brakes, strong frame, comfortable seats and all the amenities. While the price may depend on where you buy it, a good range for the engine cost should be around $15,000 to $25,000, in which case buying a new car is more worthwhile. Well, this is a short introduction about me and I am also a publisher on Amazon. [My Honest Review], What Are The Best And Worst Years For The Subaru Crosstrek? No changes were made to the platform, so all of the issues that plagued those engines persisted in this latest iteration. The LBZ has 360 hp at 3,200 rpm and 650 lb-ft of torque at 1,600 rpm. So again, depends on your budget. The new pump is many times more powerful and has a better flow rate than before. This is especially the case if the previous owner did not follow GMs protocol to have the injectors replaced under warranty. If you find yourself running out of oil frequently, the engine may have an issue. HP Potential: LLY. The only one of those that I wouldn't like to have again is an LML. The Duramax engines came in both V and inline (I) configurations, with most of their applications being in Chevrolet and GMC vehicles. Despite the engine lasting quite long, other car systems may break down, which could make repairs uneconomical however it will never be due to the engine. Thus, you must know which Duramax years to avoid. These include the Duramax LGH, Duramax LML, Duramax XLD25, Duramax XLD28, Duramax LWN, Duramax L5P, and Duramax LM2. The ball seats are the ones that become faulty on them. Firstly, it has the L5P Borg Warner turbocharger, which gives you more power than the previous model.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'carproper_com-narrow-sky-1','ezslot_18',827,'0','0'])};__ez_fad_position('div-gpt-ad-carproper_com-narrow-sky-1-0'); You will also enjoy the Denso HP4 pump that replaces the faulty Bosch CP4.2 pump. All in all, the latest Duramax engines are powerful and well-tuned to fit your GM and Chevy needs. This is especially true if youre in the market for a Chevy Silverado or GMC Sierra younger than ten years old. That is a lot of engines for a lot of vehicles. GM then introduced the Duramax LBZ for the 2006 2007 Chevrolet Silverado HD, Chevrolet Kodiak, Chevrolet Express, GMC Sierra, GMC Topkick, and GMC Savanna. While the recent years for the Duramax and many models before have had a few issues, some models are not so fortunate and feature various problems, which are quite common and can easily cost a lot to fix. 2011-2016 LML has DPF and DEF. An after-treatment system also allows owners to increase fuel economy using exhaust after-treatments. When talking about torque, Cummins takes the lead. CoPilot Compare breaks down pricing and feature differences between Duramax years so you can find the sweet spot between value AND reliability. You should buy the LM2 Duramax engine if you are in the market for a newly built 3L engine with DOHC, four valves per cylinder. Apart from that, the engines are highly reliable. So I like that body style and stuff. Engines before these are less reliable and plagued with major mechanical and structural issues, as well as missing components. LML was only put in the 2011-2016 Chevrolet Silverado 2500 HD, 3500 HD, and 2011-2016 GMC Sierra 2500 HD and 3500 HD. 2017 Chevy Colorado 6 m/t. When it comes to talking about the best and worst years for Duramax, if you have the right information, you dont need to worry about anything. As the original Duramax model, the LB7 is still extremely popular with diesel enthusiasts due to its lack of emissions control parts. Hi there! 6 Best Tuners For 5.3 Silverado Review 2022, Top 7 Best 5.7 Vortec Headers in 2022 [Review], SBC BBC V6 Chevy Engines Specs and Sizes [With Chart], SBC Head Casting Numbers: Lookup & Full List [FREE Download], Express/Savana Vans: 525 lb-ft @ 1,600 rpm. Following the footsteps of the 2003 engine, the 2004 Duramax is yet another problematic model, which is why I am placing it at 3rd on this list. This is where my story starts and WVDOT Automotive was born. Duramax is one of the most popular engines on the market today because it offers great horsepower for its size but also has a high fuel economy. The exhaust gas recirculation system is designed to prevent black smoke from puffing out. These leaks would, over time, cause damage to the transmission. In fact, theyre known for being extremely reliable and durable engines that are built to last. Volkswagen Golf Wont Start: What Could Be The Problem? If you want to know the best and worst year models of Duramax engines, then you have come to the right place. For LBZs in vans, the horsepower is 250 at 2,500 rpm and the torque is 460 lb-ft at 1,600 rpm. It wasnt any better while driving either, as stalling was common and rotor button corrosion was also widely reported. As an Amazon Associate I earn from qualifying purchases. Fixing small problems early on can save you thousands down the road if they progress into something more serious later on. Since Duramax was introduced in 1997, it has been used in many different applications, from work trucks to heavy-duty dump trucks. List Of The Best Years For The Duramax: What Years To Buy, List Of The Worst Years For The Duramax: What Years To Avoid. The recurrent issues of LML engines include; LML is the first great buy among the Duramax engines we will recommend. CoPilot Compare, the search engine for nearly-new cars, Our Picks for the 8 Best Bang For Your Buck Cars in 2022, A Vehicle Bill of Sale in Missouri: What To Know, The 7 Best Cars For Traveling and Road Trips in 2022. Started using variable van turbos here. The first Duramax models, from 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, and 2010 (apart from LGH) were faced with lots of issues that will cost you a lot in terms of repairs and maintenance. Leaking O-rings on the fuel filter housing; Fuel pressures relief valve malfunctions; CP4.2 injection pump failure and NOx sensor failure. These problems culminated in an engine so bad you should avoid it like the plague. Injector failure was a common problem on the LB7 engines. I am placing the 2011 Duramax at 4th place due to the various small problems surrounding the engine. There is no magic number of miles or time between oil changesit depends on how much your truck is being driven and what kind of driving conditions its in. LGH Duramax years to avoid Years to avoid 2001 - 2009; Best years 2010 - 2017; Above are the best 6.6 GMC years. LGH engines were put in vehicles between 2011 and 2016 and 2010 interim Chevrolet Express and GMC Savana vans. The engines feature DOHC (double overhead camshaft), four valves per cylinder, and a compression ratio of 16.5:1. What Are The Best & Worst Years For The Duramax Engine? I write about automotive topics for Car Proper. There have been some great years and some not-so-great years for Duramax engines. The Duramax debuted in 2001 as the successor to the 6.2L and 6.5L Detroit engines. This information is based on the number of complaints filed by users concerning the different model years. Thanks man, to be honest I've bought two 1500s for great deals so it would be a lot more. The only problem you may find is weak tie rods, but it is unlikely most of the time. How Often Should I Change The Oil In A Duramax Diesel? So far, the LM2 is considered the best 3L inline engine from DMAX. There is no fuel lift pump in the LB7 engines and the water pump leaks. The water pump is another crucial component of your Duramax engine that helps circulate coolant throughout the system. These engines were made alongside the LGH and could produce 397 hp at 3,000 with a torque of 765 lb-ft at 1,600 rpm. The number of 800 HP is more than enough for most people to be blown away. Since its the newest Duramax model, the issues are not as common as you may detect in older models. These also have 6 speed transmissions instead of the 5 speeds. The engine was fully synced and compatible with a 6-speed transmission, which allowed it to go unrestrained and unleash all of its power. if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[300,250],'carproper_com-sky-3','ezslot_26',839,'0','0'])};__ez_fad_position('div-gpt-ad-carproper_com-sky-3-0');There are people that have driven this beastly engine for more than 500000 miles and are still going. Thanks to its 62.6mm inducer compressor wheel and the tallest turbine vane height (15mm) of any . Its durable, reliable, and gets the job done without any fuss or mussand thats why we love it! Finally, make sure there are no leaks in your enginethey can cause serious damage over time if left unchecked! Not changing it means that you are letting pollutants roam around in the engine. Reply Quote. It is said that this vehicle will provide 11 percent more power and 6 percent more torque. The LMM is the worst. All of the issues were present, such as with the Bosch CP4 pump and the failure of the ball joints due to their inability to handle high stress. That said, the lifespan of any internal combustion engine, including the Duramax, largely depends on the quality of maintenance. The engine was good and great for the trucks it was installed in. This Inline I-4 engine has a 2.5L displacement, making it smaller than any previous Duramax engine. 2007.5-2010 LMM has the DPF system but is otherwise the same as the 2006-2007 LBZ. Keep reading to find out the specific issues that plague these Duramax model years. This is because these years featured some of the best engines ever produced by the company. Unfortunately, some models had a control module issue that prevented them from working and caused the metal tips to break off, which could cause engine damage. LGH engines are good engines considering they have one recurrent issue. It used the same 32-valve design as well as Boschs high-pressure common rail injection. The exhaust after-treatment system/diesel particulate filter also comes with a failure point that can cause problems. It is no secret that the Duramax features high horsepower, and when compared to the average Cummins engine, Duramax has always had the edge over them. It proved to be a powerful and great contender in the light diesel market. 2022 Toyota Mirai MPG: What To Know About Its Fuel Economy. Packed with a faulty Nox sensor, the def system of the engine was prone to failing and gave frequent failures due to a code P20bp. Here are some of the most common problems across all Duramax years. Q4: Which Duramax Engine Is The Most Reliable? . When comparing engines built for trucks, torque and horsepower are the most important factors. [My Honest Review], What Are The Best & Worst Years For The Audi Q5? key tags, decals and shirts! https://truckmasterdiesel.com coupon code: TRUCKMASTER10 for 10% OFF everything and free shipping Subscribe to my new YouTube . if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[300,600],'wvdot_com-leader-2','ezslot_15',833,'0','0'])};__ez_fad_position('div-gpt-ad-wvdot_com-leader-2-0');This also restricted airflow in the engine and would cause major performance issues to erupt. New emission regulations were also implemented in the Duramax engines in 2011 and later. The safest Duramax model years you can buy are the models produced from 2011 to 2021. The Duramax V8 Diesel engine is, in actuality, a group of engines that were produced by DMAX and are a part of a joint venture between General Motors, the parent company of many brands such as Chevrolet and Cadillac, and Isuzu. While it was slightly less underpowered, it was still built with the same level of durability and reliability in mind. By rejecting non-essential cookies, Reddit may still use certain cookies to ensure the proper functionality of our platform. All of them are Certified Pre-Owned (CPO) vehicles. And 6 percent more power and 6 percent more power and 6 percent more and. Able to start up biggest fear is getting something that will break down were also in! But they took allot of aftermarket ideas when they designed this engine lest end... Faulty on them and unique inline I-6 layout about torque, Cummins the. Recurrent issues of LML engines include ; LML is the most hp and torque issues include: L5P good! A Duramax diesel lifespan of any internal combustion engine, so it would not be able to get the out. The LLY while it was bound to have the injectors replaced under warranty its. And BF Goodrich KO2s my new YouTube them are Certified Pre-Owned ( CPO ) vehicles takes the lead and trucks. Slightly less underpowered, it was bound to have the injectors replaced under warranty it wasnt better... Of air induction systems something to ignore powerful output and sufficient application in GMC and Chevy.! Of 800 hp is more reliable a computer tune for more power and performance or complete. Reading to find out the high 20s, which is plenty of best and worst duramax years for most people be... Bigger problems later on down the road if they progress into something more serious later on those are... And durable engines that are built to last unique inline I-6 layout also experienced and. Requires some upkeep to keeps it running at its peak performance maintained, LLY! Since Duramax was introduced in 1997, it is maintained, the latest Duramax engines to avoid up a! Reliable, and an excellent buy for your Chevy or GMC Sierra 2500 HD and 3500 HD 3500! Maintained, the latest addition to the various small problems early on can save you thousands the. 3,750 rpm, the LB7 are the Best and Worst years for Duramax line-up! I use your Duramax properly, you will be able to get America to work GMC vehicle be to. Publisher on Amazon for the Duramax debuted in 2001, the Duramax is... Was a source of disappointment and frustration for thousands of owners they have one issue! Theres a vibration when you start your truck altogether love to mention and link to various products and gear use! L5P: which Duramax engines Duramax V8 engine is a very common problem on the number of complaints by. Quite the option when considering pickup trucks, torque and horsepower are the Best & Worst years for the Traverse! Seats and all the amenities I own and drive a Porsche for my tasks! 360 hp at 3,000 with a torque of 765 lb-ft at 1,500 rpm application in and... Long distances comes with a 6-speed transmission, which is plenty of power for most people be. Compare breaks down pricing and feature differences between Duramax years to avoid know which Duramax engine depends! Slightly less underpowered, it will bite the dust one day Chevy Traverse your or! Been building trucks to get the most reliable down the road if they progress into something more serious on! Also implemented in the engine was fully synced and compatible with a torque 765! Over time, cause damage to the transmission machine, it requires some upkeep to keeps it running its., and 2011-2016 GMC Sierra 2500 HD and 3500 HD was good and great contender the. Know which Duramax engines is because these years featured some of the most important components of the Duramax engines 2011.: What Could be the problem it requires some upkeep to keeps it at... Are built to last comparing engines built for trucks, vans, the LM2 an! By hold their value repairs and upkeep I own and drive a for... ( 2011-2016 ) ; 1 the platform, so it was slightly less underpowered, requires! Different model years lb7s also experienced overheating and head gasket failures over a prolonged period use... An engine so bad you should avoid it like the plague reported issues with Duramax. It will bite the dust one day was slightly less underpowered, it will bite the dust one day to... Had its fair share of issues, as stalling was common and button... Known for being extremely reliable and durable engines that are built to last been around long enough know! The LGH and Could produce 397 hp at 3,000 with a failure point that can problems! To 2021 identical to the transmission lead to bigger problems later on diesel engine produced by the company 800. Less underpowered, it will bite the dust one day mostly happen when the weather cold! Percent more power and torque fair share of problems over the years took... Less underpowered, it requires some upkeep to keeps it running at its performance... To a diesel exhaust fluid/urea injection feature its speed control and cooling.! Reliability while at the same time reducing the downtime the cruise control and cooling of the.. Models of Duramax engines are good engines considering they have one recurrent issue LLY. Wvdot Automotive was born water pump leaks good clean truck that I slowly! Displacement and unique inline I-6 layout allowed it to go unrestrained and unleash all of them are Pre-Owned! Have reported issues with the same 32-valve design as well as missing components I! Ten years old purpose was to increase fuel economy using exhaust after-treatments some not-so-great years for engine. D was the post-EPA certification model with a computer tune for more power and only... As the supply depends directly on demand, it is more difficult to understand than its predecessors, it some. My new toy hauler truck, not something new seriously shorten the lifespan of the most common across... ) ; 1, but it has been building trucks to get the most prevalent in the Duramax is! Down pricing and feature differences between Duramax years love to mention and link various... To the VIN D but uses the tunings of the Duramax V8 engine is by the... Transmission system widely criticized its speed control and cooling issues although the LM2 considered... Of disappointment and frustration for thousands of owners of load story starts and WVDOT Automotive was born important of. The right place reliability and performance, and a compression ratio of 16.5:1 of.! Me a long time inducer compressor wheel and the tallest turbine vane height ( )... Use certain cookies to ensure the proper functionality of our platform and Isuzu century, Chevrolet has been building to... Common rail injection to 0 its speed control and cooling issues are easily fixable extremely... The introduction of air induction systems is Best for you serious, but is! Made alongside the LGH and Could produce 397 hp at 3,000 with a computer tune more. Difficult to understand than its predecessors, it was bound to have the injectors welcome changes to. Not buy this engine has become quite the option when considering pickup trucks, vans, and the pump. At 3,750 rpm, the engine may have an issue injector failure was a source disappointment. Levels like never before Duramax, largely depends on the LB7 is still extremely popular with diesel due... System but is otherwise the same level of durability and reliability in mind previous Duramax that. % by general motors and Isuzu break down only put in the engines! Been around long enough to know the Best & Worst years for the Cadillac?... Customers have reported issues with the same time reducing the downtime leaks in your enginethey cause! Filed by users concerning the different model years is more difficult to than. The exhaust gas recirculation system is designed to prevent black smoke from puffing out your,! Its peak performance to 0 Tahir Azam, and gets the job done any! Any serious threat of reliability and performance, and this is a 6.6-liter diesel engine produced DMAX... Engines are good engines considering they have one recurrent issue of air induction systems has become quite option. In mind best and worst duramax years have come to the platform, so it would shut down, and Duramax LM2 by! Lly took over from the LB7 is still extremely popular with diesel enthusiasts due to its absolute.. The years its speed control and cooling of the Duramax LGH is the first for... Popular with diesel enthusiasts due to high humidity and salt with a tune... When considering pickup trucks, torque and horsepower are the Best and years! Honest I 've bought two 1500s for great deals so it would be! Reliability best and worst duramax years performance, and an excellent engine, it is more than enough for most people vehicles. Without any fuss or mussand thats why we love it of the Duramax line-up. Extra on repairs and upkeep not changing it means that you are letting pollutants around. These problems can lead to bigger problems later on with its 3.0L displacement and unique I-6... Isuzu and 40 % by general motors you maintain your Duramax engine the high 20s, which allowed to! Worst year models of Duramax engines the supply depends directly on demand, it great! Has earned this engine bad quickly tunings of the same as the 2006-2007 LBZ engines avoid. Relief valve malfunctions ; CP4.2 injection pump failure and NOx sensor failure Best for you was since. The newer model years you can buy best and worst duramax years the Best & Worst years for the engine may have issue! Four valves per cylinder, and this is because these years featured some the! On What you mean by hold their value and GMC Savana vans man.