Let me get you setup with some great tunes from PPEI and never worry about that message again! While this system still exists in some parts of the South, most jurisdictions have decided that it’s more effective to fund fire departments with property taxes, and cover all buildings. I have a 2009 Duramax 2500HD. -Less turbo lag. Otherwise, write “cancel” on the invoice, return it and owe nothing. On 2008 Powerstroke instantaneous MPG dropped from 15 to 7 for 10 minutes at 70 MPH. Interesting comments from folks that have deleted the DEF/EGR systems from their 2009 and 2010 Duramaxes. I don't want to put any more money into this one than I have to. Is this what is called "regen"? This royally sucks. If your house caught fire, the firefighters arrived and looked for the emblem. Get a FREE issue of Trailer Life magazine. I agree with Jim Coleman! As full-timers, we no longer felt confidence in that truck, so we sold it and purchased a 2017 Chevy 2500. Any other ideas? I’ll take my chances! To ask Bruce W. Smith a question about maintenance, repairs or upgrades to your diesel truck, SUV or van, go to the Diesel Tech Q&A home page, scroll down to the Leave a Reply box and type in your question. Just do the right thing and you won’t have issues with state police or troopers. This DPF uses two pressure ports and two I am sitting here seething at the pending cost of either deleting my DEF system ($2,400), fixing it ($6,000+) or having to trade my 2016 F-250. Jun 25, 2011 – DPF delete problems. I say you are full of it. I got a tune from Green Diesel, and my fuel mileage increased and so did my power. Should i delete my 2004 Duramax 2500HD or leave it stock and leave a big tip on it? What is your opinion? I should have reset my computer back to stock before I went in for service. If no emblem was found, your house was allowed to burn to the ground. I agree with Jim. The systems are there for a reason, they clean the air our children breathe. Never saw huge drops in MPG during 500 mile days on interstate. I set my tractors for a moderate program that gives me about a 25 percent increase in power and increased fuel efficacy of 1.5 MPG. He’ll have to get the right help fixing it and avoid a delete in case it’s illegal. Explore the greatest in RVs, travel, gear and more. Oh well, I got sidetracked. It’s legal as long as you are not altering emission control equipment. The problem is it has to be burned clean every 250 miles or so by dumping raw diesel down the exhaust. For a better experience, please enable JavaScript in your browser before proceeding. DPF Delete Kits for GM Duramax LMM LML, Dodge Ram Cummins 6.7 & Ford Powerstroke 6.4 6.7 diesel pickup trucks. H&S are brand leaders in the field of performance tuning … Sign up for your trial subscription and you’ll receive a FREE issue. Mine runs fine, but I want to put performance parts on it, like a better turbo, tuner, etc. Nevada Highway Patrol has a unit dedicated to “smog.” They use a piece of equipment that measures the exhaust as you drive by. In the country, with light traffic, natural systems can break down the amount of diesel particulate produced. Is that legal? People fixate on DEF because it has a separate tank and requires occasional attention. My friend owns and operates a large truck and needs heavy repairs. The only problem with the delete is that you may get a lot less at trade in. About 8,000 miles later, I burned a hole in piston number. I have a 2013 Chevy 2500HD. He did not tell me what he did as probably it was illegal for him to do so. It’s not cost-effective for manufacturers to produce a “rural” model which can be operated only in rural areas. Just saying…. DPF Delete for 2007.5-2010 6.6L GM Duramax LMM. Mac Walker, I don’t know where you are from, but I am close to 60 years old and lived all my life here in the South. It takes about 20 minutes to complete the regen process. Unfortunately, these filters are problematic – and for a variety of reasons. Thank you for covering the legality of the deletes. Tampering with or removing pollution-control components also voids the engine warranty, according to GM, Ford, Ram and Nissan warranty policies. Would they still service it? It is believed that 50% of the pollution in America is a direct result of combustion engines. The 2008 Chevrolet Silverado equipped with the Duramax diesel engine has an inline filter in the exhaust called the diesel particulate filter (DPE). If you were around in the 1960s in any major city, you would understand that those pollution controls were absolutely necessary to protect public health. It’s been totally trouble free, except for the emissions system. Save my name, email, and website in this browser for the next time I comment. The Fire Department emblems of old were sold to subscribers and placed on your house. I was a member of 200 mile regen club. An EGR delete is NOT the end all solution that most claim it to be. Throw it in the trash. Since it is against the law to remove the DEF system, then it stands to reason that it is also illegal for a dealer to knowingly sell a truck that has been deleted, right? Lots of problems usually arise down the road, some of them major. The truck has 65,000 miles on it, but I would wait until the warranty ended before I did this. More likely, I’ll go back to a half- or three-quarter-ton gasser and a smaller RV. Sure, the truck was under warranty since the DEF tank sensor failed showing his full tank as empty. Servicing a diesel that’s been “deleted” is the same as servicing any other diesel — you just don’t have to deal with EGR-related problems. The second point is that police, fire, national defense and highway systems are all socialistic by nature, and that is not a bad thing. Fuel mileage increased somewhat, 1 or 2 mpg, but at least I have the peace of mind that the EGR won’t cause any issues later down the road. Every diesel mechanic I know, including the ones at the Ram, Chevy, and Mercedes dealerships, agree that these emissions systems only create more issues and are not keeping our environment any cleaner. When I’m not towing, I get 22 ti 24 mpg on the highway. Step 1 Take your Duramax-equipped truck out for an extended straight drive, such as on the highway. 2016-2020 Colorado/Canyon 2.8L Duramax DPF/EGR Delete tuning Our custom tuning includes the EFI Live AutoCal hand tool loaded with our custom Delete tuning for 2016-2020 Colorado/Canyon 2.8L Duramax. The entire EGR delete process takes a savvy diesel tech about a day to complete, including taking out the DEF system, removing the catalytic converter and DPF, and installing a new exhaust. DPF Delete Tuning | H&S Mini Maxx, EFI Live, Bully Dog & EZ Lynk. Performance and fuel economy fall off as these components plug up, and the frequency of your Duramax’s “regens” will increase in frequency trying to keep the DPF clean. The dealership towed his truck home to Fairbanks. My salesman told me the DEF had been deleted, and my wife asked if that was legal, and he just said people do it all the time to get better mileage. I am extremely pleased with my “bullet proofed” Excursion. I checked into replacing the original parts, and it was a ridiculous price. The tune devices usually increase the boost pressure and can lead to head gasket failures. When I took it to the GMC dealer to have it “repaired,” they were unable to determine the cause because the truck no longer showed any fault codes. The only answer was to delete it, as neither Ford nor Navistar ever came up with a decent fix. I’m going to help him look online for a good place to take his car for repair. At that time, catalytic converters were in use (starting 1975 except for the Honda Civic, which was clean enough without it), but engine power was low — lots of work with lean-burn systems, timing adjustments, etc. Yes! I suggest you find a truck that can pull what you need easily and maintain it well. Come join the discussion about modifications, towing, classifieds, troubleshooting, maintenance, and more! If not, you own it and the consequences. The trailer towing came out of his pocket. The DPF is designed to capture soot and other exhaust contaminants before they can be emitted into the environment. The DPF, alone, can cost upward of $2,000 for your truck. My best advice is to never own a late-model diesel out of warranty! VerticalScope Inc., 111 Peter Street, Suite 901, Toronto, Ontario, M5V 2H1, Canada. This seems like a complicated process. It is true, without a DPF, you will have no issues and in fact, your performance will increase with a remap or tuning of the ECU. You have entered an incorrect email address! It’s nice to have the power, but the mileage isn’t worth it. Depending on the tune/tuner, the result is slightly quicker turbo spool-up and throttle response, and an increase in horsepower/torque. It’s my belief that diesel emissions systems are at the point where gasoline emissions systems were in about 1980. Duramax Diesel Particulate Filter aka DPF, DPF delete, DPF test pipe The Diesel Particulate Filter is a simple filter device designed to catch and hold particulate (soot) matter and hold it rather than allowing it to pass as smoke or soot. I love my Duramax, but I hate what the EPA has forced GM to do to meet emissions requirements. It only makes more money for dealers and the government at the expense of the owners. Removing the DEF components is just one step in what those in the performance-diesel circles call doing a “delete.” Emissions-related components on diesels are there to reduce the amount of harmful nitrogen oxides (NOx) and exhaust particulates released into the air. Been doing a lot of towing lately and the "Clean Engine Exhaust Filter" message has been popping up every 3-400 miles. Replacing a DPF on a Duramax can cost more than $2,000, so it … It has to tow the line and agree with the emission laws. It’s simple: They aren’t. I have lived in the deep, deep South and all over, and I have NEVER seen, in this modern age, what you describe about fire departments not coming to your aid if you didn’t have an emblem on your house! Great questions, and ones just about every RVer has asked at one time or another if their diesel pickup is equipped with a pollution-control system that requires the use of diesel exhaust fluid (DEF). The tune/tuner also works around the onboard diagnostic system (OBD), which continuously monitors the engine operation parameters, making it think all is well so no emissions-related codes are thrown because of the missing components. Put a 3 inch exhaust with high flow muffler and reflash the ecu to get a bit more rail injection pressure. The attitude is change parts and hope problems go away. The people that blow out the black smoke is not a result of a deleted DPF system but rather the fact that the program they selected is extremely pushing the motor for more speed and torque. Normally, this is directed at semis, but if they see a passenger truck “rolling coal” (black emission), they can tell instantly if you are within guidelines. My choice was $7K CAD to replace or $1.8K CAD to delete. Will a dealer service a truck that’s been modified in this way? This was a time when you could almost slice the air, and scientists worried that the particulate pollution would block sunlight eventually and cool the planet. However, injection pump problems tended to surface with age, neglected maintenance or a bad batch of fuel, the turbocharger proved to be the smallest variable geometry unit ever offered and the emissions system components could all be fairly problematic (EGR, DPF, SCR). On the Duramax diesel engines, cleaning of the DPF happens automatically. Some diesel owners opt for deleting all the “offending” pollution-control components instead of cleaning or replacing them. Just plan and budget on having a major emission maintenance around 150k. If you, or the shop doing the work, is caught and prosecuted, the EPA can assess a fine of up to $4,527 for each “tampering event or defeat device,” in accordance with Section 205(a) of the CAA, 42 U.S.C. If you’re looking for the absolute best parts for your LMM, this is it. The diesel engine is among the most problematic. I’ll update here if anything significant happens. Yes, removing the SCR, DPF, DOC, is illegal and dealers are asking for trouble if they sell a vehicle so modified. Like anything else, what is the cost-to-benefit ratio? Fuel economy may improve by 2 to 3 mpg, but, again, that depends on the aftermarket-software programming. #1 they are not with the truck long enough. Suits MY17 MY18 and MY19 Holden Colorado built for the Australia and New Zealand markets. The DPF delete is an appealing aspect if you are having issues with your DPF. I’ve had no further problems with my DEF/SCR/EGR systems since the DEF tank problem 3 years ago. Regardless however, sooner or later the filter will come to end of life. First to Sheldon and Jim, do you ticket people with vehicles older than 2008 or ’09, because most if not all did not have all this emission crap on them, so yes they smoke, which is what diesel engines do. Anyone believing that a dealer will cover your butt if something goes wrong when your truck is under warranty will also be in trouble. With all of these parts your Duramax will have more power, better fuel economy and most importantly it won’t leave you stranded with a clogged DPF … My def pump went out on my 2014 ram 2500. He said he has had zero issues since and gets 50% or more better fuel mileage. If the anti-pollution is deleted or modified, the vehicle is grounded and taken out of service. As a result, extra maintenance is required for the near future, and it’s not free. A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Diesel engines are very efficient, but we haven’t achieved the combustion completeness present in today’s gasoline engines just yet. Now that deleting your diesel truck isn't an option, what are your options to keep your truck running trouble free? I have a new 6.7L Power Stroke that I feel has plenty of power, and any more is just an eco trip, as far as I’m concerned. Stay out of the high-performance tunes (usually level 4 or 5), and your truck will last and not go into limp mode. One group supports it because deleting emissions equipment prevents costly repairs, improves mileage, and increases power. Regarding Ford’s 6.0L diesel EGR system, 2005: I was told that the F-450 and up did not have that EGR system, so it seemed OK to eliminate it without any problems with the operation of the engine. I’m updating my previous post, having now accumulated 158,000 miles. An inexpensive remove tuner for the Duramax LML H&S MiniMaxx DPF and EGR Delete Race Version. 2011 was the first year GM put that stuff on their trucks. I’ve started an oil analysis program with Blackstone Labs, and both my Duramax and Allison are reported to be exceptionally clean. I would think that is a disrespect of firefighters everywhere in this nation. These so-called environmental scientists don’t know squat! Doing a delete of this type also requires reprogramming the engine-control unit (ECU) with a “tune” or “tuner” that replaces the OEM software with new programming that controls fuel delivery and engine timing. Then things really start to happen, with not so pleasant outcomes. I’ve heard of people removing the diesel exhaust fluid (DEF) system to get better performance.