To perform regeneration, the vehicle must be driven at a speed of over 30mph for several minutes. This manual describes features that may or may not be on. Xcelerator ser uide maximum performance designed for closed course racing applications. Theres a little diesel shop up here in nh that can delete all these things and install the tuner for cheap. Fwiw the duramax manual says only to keep driving if the message display tells you to keep driving, which only occurs when the dpf has failed to regenerate completely a couple of times.
In extreme cases they may have to replace the filter which can cost at least. You can find everything you need to know about this truck in our lmm duramax specifications chart below. Sitting in a cubevan, bored, while i wait for it to perform a parked regen. The diesel particulate filter dpf is best described as the ticking time bomb in most modern diesels. The emission systems main component is the diesel particulate filter dpf which removes soot from the exhaust stream prior to emission. The lawsuit said duramax motors are solely supplied by dmax for gm trucks. Diesel particulate filters filter cleaning and problems. How to use a manual dpf regeneration button switch faq. May 23, 2012 unlike powerstroke and duramax, which use a def system, cummins dont need any extra fluid for their systems. View and download chevrolet silverado hd overview online. The engine was competitively powerful, offered impression fuel economy, and over the years has proved itself to be a reliable competitor in the light diesel market.
See how emission laws have changed your diesel truck forever and the time bomb now under your new diesel truck. The manual says that you need to drive at freeway speeds for 45 minutes to clear out the filter. Check out the deal on factory oem diesel particulate filter dpf 11 6. The dpf regeneration cycle that occurs at speeds above 72. Chevy truck forum silverado sierra gmc truck forums. A manual transmission was optional for these model years, though the 5 speed allison.
As the filter fills up with particulate it needs to go into regeneration before it gets full. Dpf regeneration diesel particulate filter automotive. How to force a manual service regen with your phone. Adaptation 10 select channel for regeneration while driving read. Gm sued over regeneration issue in diesel trucks legal. Its used to perform a manual dpf regen on the filter whilst the car truck is stationary, a bit like a dealer regen. In most cases theres only a short time between the dpf being partially blocked and it getting so blocked it needs a manual regeneration. In case the regeneration fails there can either be problems with the driving cycle conditions or with the engine hardware. And i believe the best way to prolong this is drive the truck until the process is complete. May 26, 2017 the 2017 chevrolet silverado hd features an allnew, patented air intake system. Bully dog 70020 performance dpf diesel particulate filter.
The dpf still catches particles, and the system will still go into regen. As well since i see all these threads talking about manual regen, is there such a thing as an automatic regen. P244c gmc catalyst temperature too low during regeneration. Select 01 engine security access 16 enter the code shown by vcds next to adaptation enabling e. I have an 2009 hd 2500 duramax with 75k miles on it. Cef message and the 20 manual isnt clear to me if the cleaning exhaust filter message will stay on till the regen is done or i ok it. Technical support 714 9854825 20012010 duramax lb7 lly lbz lmm economy standard rev. If you havent heard the term regen yet, youve probably never owned a newer. Current duramax versions rpo lml vin code 8 is the latest version 2011 present of the isuzugm duramax v8 diesel engine and is actually a more advanced version of the lmm engine. The engines can easily shove too much soot into the dpf for the regeneration process to handle.
Should you delete your duramax here are some pros and cons to deleting. A big part of any mileage test should be real world driving which includes regens while driving. Last year, on my visits to various customers, i made enquiries about the general demand for diesel particulate filters. Yes, excessive regeneration is a problem that is all too common, especially for the pre 2010 engines. Its used to perform a manual dpf regen on the filter whilst the car truck is stationary, a bit like a dealer regen but without the fancy laptop equipment. Yes, excessive regeneration is a problem that is all too common, especially for the pre2010 engines. Stuart still, of eec talks readers through the cause of dpf failure and how to perform a regeneration. Maximum performance designed for closed course racing applications. May 11, 2015 we are going to walk you through how to perform a parked regeneration on 2010 epa compliant international truck. That little button right there is a manual dpf regeneration cleaning button.
The regen mode regeneration mode for emissions on my 2015 gmc duramax stinks. Duramax buyers guide tips for buying a used duramax diesel. The duramax allison combination was first introduced for the 2001 model year, replacing the 440 lbft detroit diesel with the 500 lbft lb7. The emissions equipment for diesel trucks has changed quite a bit through out the years.
Guess ill be calling my dealer and getting them all to the shop asap even the few 08s i had in the past regen during idle. Driving home from vacation pulling my boat and the truck would not regen. Dpf regeneration diesel particulate filter automotive dilemma. Mar 08, 2012 can i force a manual regeneration of my dpf on 08 duramax. These systems still use a diesel particulate filter dpf which requires regeneration, but at. Diesel particulate filter the duramax engine is equipped with a diesel particulate filter dpf that, by design, will filter or trap particulates. Engines need to achieve extended periods of high temperature, high rpm activity in order to complete a dpf regeneration. Midway through the 2007 model year, gm launched the lmm duramax. The autel allinone maxicheck pro performs all of the functions of the other maxicheck tools combined. If that is not possible, the vehicle should be driven at highway speeds or in the case of nonhighway equipment operated under a load for approximately 30 minutes. During this regeneration mode the ecm utilizes post injection which essentially injects diesel. View and download chevrolet duramax diesel engine 2011 user manual online. For better fuel economy, improved towing capability and diesel performance, the particulate matter trapped in the filter must be emptied regularly.
Many problems on trucks manufactured in 2007 or later have something to do with the components of the dreaded aftertreatment system, including the diesel particulate filter dpf and its process of regeneration. There are two types of regeneration, active and passive. At this point you can purchase a new or remanufactured dpf filter. How to clean dpf with manual regeneration mode on scan tools.
The best thing you can do to prolong the life of your dpf is when the engine goes into regen drive the truck preferably 30mph until it completes the regen. Has anyone tried this yet how to force a manual service regen with your phone. Many of our clients have seen daily regens go to weekly or monthly regens. We are going to walk you through how to perform a parked regeneration on 2010 epa compliant international truck. Includes key design features, engine specs, horsepowertorque ratings, and more. With the new emissions equipment on the diesel trucks i am wondering if they would eve. Periodically engage in steady speed cruises to insure your dpf regenerates. For vehicles first sold in canada, substitute the name general motors of canada limited for gmc and chevrolet motor division wherever it appears in this manual. Diesel particulate filter dpf regeneration and removal. How to perform a parked regeneration on your 2010 epa compliant international truck. If this were in my shop, i would use the scan tool to command a manual regeneration and see if the dpf will clean up. Duramax diesel exhaust aftertreatment system youtube. The duramax engine needs to see steady cruise speed, not stopandgo traffic, in order to properly enter regeneration mode.
Gm slapped with classaction suit for alleged duramax. Despite the dpf system, the lmm duramax is still a reliable and capable diesel. Diesel power products carries the factory oem diesel particulate filter dpf for 07. Causes of dpf failure and how to perform a regeneration. Part of the problem i know if down to driving style. Check out the deal on factory oem diesel particulate filter dpf 07. History of the duramax diesel engine diesel power magazine. Diesel particulate filter dpf regeneration cleaning the diesel particulate filter dpf indicator signifies your vehicles dpf filter has not been regenerated cleaned and will require a manual. How to perform a parked regeneration on your 2010 epa. Xdp carries all the parts and accessories you need for the best diesel performance.
Jun 04, 20 to clean a dpf using manual regeneration mode, you can use a specific service tool like the maxicheck pro from autel or other service tools for diesel engines. I was staggered at the lack of dpf knowledge, especially the procedure regarding installation, encountering answers such as. This active regeneration strategy is unique to the lml, as the previous lmm. Diesel particle filter emergency regeneration rosstech wiki. Question for the duramax guys 20002014 duramax, diesel. Similar to egr problems, the dpf can become clogged up from city driving where the car does not get up to temperature the whole reason the diesel particulate filter came along was to clean up the diesel car image euro 5 emissions, 2009. Its a 2010 video, because this system was first implemented on 2011 model year ram chassis cab trucks. Hey guys i recently came across an android application that allows you to perform a forced, manual, service regeneration on a duramax lml. We will be looking at trucks within the next year or so. Regeneration page 3 dodge ram forum dodge truck forums. Length between regen intervals will eventually shorten. Chevrolet duramax diesel engine 2011 user manual pdf.
Duramax lmm dpf and ecm programming kennedy diesel. Discussion in engine, drivetrain, fuel and exhaust started by taposh, may 17, 2015. If your duty cycle is like most real world trucks, you have wait time, lots of starts and stops, congested traffic, high idle times. You must travel above 30 mph for at least 20 minutes until the clean filter message goes off. Where as the duramax was consistently better mpg unloaded because well. Gm slapped with classaction suit for alleged duramax emissions. The single biggest cause of incomplete dpf regeneration is the duty cycle of the vehicle. To keep the dpf from becoming chock full of particulate. These things really scream up to 2400rpm during a regen. When the duramax was introduced in 2001, it was a significant improvement from the 6. Owners are not having the regeneration warnings displayed on the dic, as described, and customer service can only repeat the apparent misinformation in the duramax supplement. Active regeneration occurs when the engine senses that the dpf needs to be. Mar 01, 20 check out the history of the duramax diesel engine as we look back at a decade of manufacturing and advancement of 1.
Take your duramax equipped truck out for an extended straight drive, such as on the highway. Check out the deal on bully dog 70020 performance dpf diesel particulate filter 07. I found a tsb on the duramax diesel forum a couple of weeks ago that has chevrolet correct this problem. If you havent heard the term regen yet, youve probably never owned a newer diesel, nor known someone well who owns one. The dpf system and the regeneration process it undergoes is one of the lmm duramax trucks biggest problems. In the manual the drive to clean the exhaust system does say that it will stay on, just like the 2008 models. Putting the scr in front of the dpf drastically increases the need for active regeneration of the dpf and other power and efficiency sapping. Installed a maf rebuilt, no help answered by a verified chevy mechanic. Gm intended that the regen process not be noticed by. Its perfectly okay albeit more wasteful of fuel to go about your daily business in the middle of a regen. As part of a periodic maintenance for dpf equipped diesel vehicles a manual or automatic regeneration is needed.
Mar 06, 2019 in this episode we show you a troublesome pathfinder that has a few dpf issues with no power call 01274 640028 for help and assistance. The majority of the changes addressing a required drastic reduction in engine emissions. The dpf will fill up with soot during typical operation, such as stopandgo driving. Can i force a manual regeneration of my dpf on 08 duramax.
The suit alleges that 20112016 chevrolet silverado and gmc sierra pickups equipped with a duramax diesel, have an engine built to cheat emissions standards by. Some tools will have a builtin stepbystep process, or just a simple yes or no function. The dpf is located under the vehicle in the exhaust system. Savana, and duramax are trademarks andor service marks of general motors llc, its subsidiaries, affiliates, or licensors. Unlike powerstroke and duramax, which use a def system, cummins dont need any extra fluid for their systems. These things really scream up to 2400rpm during a regen compared to the larger engines im used to. Xcelerators owners manual pacific performance engineering, inc.
Im thinking of moving up to a 34 ton truck for better for capacity. Jul 18, 2010 i borrowed a friends truck 08 lmm 2500 cc,towed a 2 car open trailer,this is the most hindered slugish truck ive ever driven,my 06 lbz would eat this thing for lunchin the last week its gone into regen 5 times and keeps saying service exhaust filterso when i got back to the shop i got out. Thats how dpf remedy solves dpf problems starting with the first tank of treated fuel. Marked by a dramatic hood scoop, the system drives cool, dry air into the engine for sustained performance and.
Shop chips modules programmers for the gm duramax 6. The filter takes the particulate out of the exhaust. The lawsuit also claims gm attempted to solve the cooling issue through regeneration, which causes the engine speed. Duramax diesel engine 2011 engine pdf manual download. Whilst under warranty the car went into merc twice for the dpf getting blocked and needing technician to force a regen.
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