lb7 smoke Includes key design features, engine specs, horsepower/torque ratings, & more. 6L Duramax LB7 with the PPE 113072800 Race Fuel Valve. Chips and Tuners. This is still quite normal. 0L Fuel Injector / FICM Harness Sale! $ 139. All 6. 5 - 2010 Duramax LB7 LBZ LMM 113071000. One of the inherent weaknesses of the factory LB7 VCO nozzle was its prone to premature leakage causing the common white smoke problems at idle. We offer discounts for quantity purchases. In need of a replacement Duramax LB7 fuel injector? Or a performance set of injectors to match up with your aftermarket tune? Shop Sinister Diesel's full collection of Duramax LB7 diesel injectors below: We carry a large selection of LB7 injectors, LB7 fuel lines, LB7 CP3 Pumps, as well as LB7 injector installation hardware. Description: The ACE from Duramax Tuner's Spade Series is designed for 2001-2005 6. I also do a lot of tuning for the Average Joe who tows or is simply looking for an economy boost. From workhorse to Sunday driving, it’s a beast that gets the job done. I ran a dose of HotShot secret though it with my usual XDP additive then changed the fuel filter and the symptoms went away. 6 LB7 diesel truck engines. 26,848 likes · 18 talking about this. heartlandowners. The newer replacement injectors changed that to the same metal and heat treatment as the LLY and LBZ injectors. You get the best of both worlds more horsepower and better fuel efficiency. Throughout that first cold snap the surge got worse and it started surging while coasting to a stop. The Stealth replaces the stock turbocharger, boltforbolt, literally drops in place. 01-04 LB7 GMC Chevrolet Duramax. My 2004 LB7 only makes blue smoke after warm up. 0000-3. Regular price $10. Whether for stock, street or racing applications, ATS has chosen EFI Live as the product of choice. Both under warranty. When engine is cold, she starts right up, no smoke, runs great. Power Performance Enterprises is at it again! This time they posted a video of an LB7 Duramax launching hard enough to break someones neck. 2 Steering component durability isn’t just one of the LML Duramax trucks problems, it’s an issue across the board on all Duramax trucks including the LB7, LLY, LBZ, LMM, and L5P. Air shows starts when I get on the gas after idling. Put the right tools in your toolbox! FlashScan from EFILive allows you to scan, data log and reprogram your vehicle for maximum performance and outstanding drivability. The smoke is so bad I cannot tell what kind of car is beside me. 5-05 Duramax 6. 00. Unfortunately the LB7 is somewhat remembered by its fuel injector failures and overheating. High Pressure Testing (LB7 Example) Before starting, it is important to note that the high pressure fuel pump must be able to produce a minimum of 2500 to 3500 psi while cranking during the LB7 smoke tune. The LB7 injector job is pretty significant. If you are noticing your car using more oil, this could be a sign that your turbo is leaking oil and leaking into the manifold. It’s simply what we do, and we offer a complete line of rebuilding parts for injectors to fuel your LB7 and LLY Duramax. 6L Duramax LB7 engine featuring the latest in Bosch Common Rail Injector technology. Cognito and Kryptonite are two well known and respected companies that offer solutions to all of the LML Duramax steering and suspension problems. This LB7 kit of 2001-2004 6. LB7 owners can extend the life of their injectors by using Stanadyne Performance Formula with every tank of fuel. Nov 01 2016, 7:06pm. It is worse when I tow boats. I have never seen one that won't start. 5-’05 GM HD’s is very similar in terms of the type of power it can turn out. Nothing a stock LB7 shouldn't handle. Silver color Snap. When I drive, it is just medium constant white smoke unless I press hard on acceleration, then it comes on hard. Check below for all your LB7 needs. Many of the lifespan issues can be traced directly back to fuel. 6L LB7 Silverado/Sierra 1500 2020 Duramax 3. 0-1. For ultimate control over engine calibrations, EFI Live provides the utmost in adjustability and customization. These injectors combined with lift pump, filtration and additive, are the solution to the blue smoke issues and short injector life that plagues so many LB7 trucks. dealer told me it a turbo too low of I own three Duramax equipped trucks (02 LB7, 05 LLY (sold after 100,000 miles of use), 07 LBZ and 12 LML) and have tuned as well as set up many of the most successful Duramax truck pullers and drag racers. Brand New, No Core Charge LB7 Injectors! These kits come complete with all the newest updates along with all brand new bodies and internals. Now, the combustion of diesel is a complicated process of breaking down the various hydrocarbon fuel molecules into progressively smaller and smaller molecules, by burning in the presence of oxygen. Reveal external leakage issues (common on LB7 engines) These are all critical factors to the performance of the injectors and overall engine. metis-fruits. 6L turbo-diesel Full Duramax 2001-2004 LB7 Injector Kit (Choose Nozzle Size) April 28, 2014. Entered VIN must match the VIN in the ECM. Especially if it has been sitting, it could just be built up condensation. For Wholesale questions over 24 pcs please send me a message. Mileage is normal and it pulls a 5th wheel up a 7 per cent grade at 52 mph. Part# E01 10106 *Most Exergy parts are custom order and have a 5-7 day lead time before shipping* *NOT LEGAL FOR SALE OR USE IN CALIFORNIA. At moderate or heavy throttle, it goes into a seve … read more The symptoms are constant smoke at idle and gaining fuel in the oil. An injector issue can also manifest itself in the truck “making oil”, meaning the oil level raises over the life of the oil. Device not included. The dripping at the nozzle causes the white smoke, and it is quite noticeable. Our regular DSP5 switches include a custom made, aluminum knurled knob, a 1-5 decal, 1/8" SLT (split loom tubing) for easy install, appropriate high-temperature Black smoke is high in carbon or soot, which is an undesirable product of diesel combustion. If you don't see it, give us call and we will try to get it for you! Not sure which engine your 2004 GM truck has? Check your VIN. 6L LB7 Duramax FI-304 - Duramax LB7 Engine White Smoke Service Tips FI-264 - Why Common Rail Fuel Injectors Fail FI-170 - Injector + Return Line Kits for GM 6. I just put all new injectors,sleeves and glow plugs. We have gone from producing 5 parts to over 50 parts through R&D, necessity, and customer requests. 5-10 6. com. Smoke may not be visible on DPF equipped trucks. We always enjoy a diesel video a little bit more when we see a woman behind the wheel. Only smokes when hot 200+ degrees and after idling for a while – hence why it did not smoke after 20 minutes of driving on my test drive when it was cold. 6 Duramax injectors comes with 8 injectors, 8 glow plugs and 2 gasket sets. Why are Diesel Performance Chips, Modules, Programmers and Tuners so popular? The main reason is obvious: they provide any turbo diesel owner with quick and easy access to increased horsepower and torque. During this time, oil can accumulate around the valve seal and get sucked into the combustion chamber when you accelerate, creating a cloud of blue or white smoke out of your tailpipe. ZZ Diesel offers Duramax chevy silverado gmc sierra 2001 2004 LB7 Duramax. Duramax LB7 injectors are also known to develop external leaks. Bad Nozzles Will Cause White Smoke, Excessive Fuel Consumption & Low Power • GMC - C-Series Topkicks V8 6. Since it is a Lb7, to make sure that fuel is not being released under the valve covers which will destroy your bearings. Showing 1–9 of 15 results Default sorting Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low White Smoke from Diesel Exhaust. Watch fullscreen. Here are three things to look out for when you have to wonder if your Lb7 Duramax injectors are beginning to need changing. 00. If it lasts a few minutes after the engine is started and there is a rich diesel smell, 👃 they may be some cause for concern. 5【墜落防止ブロック】 開店祝い 123 ライフブロック LB-7.5【8187946】LB7. e. And since most Duramax engines are designed … The Best LB7 Injectors in 2021 – Reviews & Buying CPP 6. org/showthread. looking for lb7 smoke or 150hp tune does anyone have 02 lb7 tunes? Quick Navigation GM V8 Tuning - Engine, Diesel Top. mayer @mayer. Fuel leaked and entered the crankcase, causing oil dilution. lb7esports. But, despite enjoying years of prosperity, these engines are not without problems. Includes: Valve, Clamps, and Instructions *For use on '01-04 VIN 1 LB7 Trucks only. In some cases, the smoke will be somewhat white or gray. GM now warranties these issues but it will always stick with the LB7 name. Library. smoke tune. WILL hold a buck 110 or Schrade Lb7 or Kershaw Blur. I know this shouldn't happen because I had an 03 silverado with same engine and that didn't smoke at all. I followed the video to the tee and it cleaned them up for a few days or a week or so. Here is what it looks like. Smoke Tires Holographic Decal. smoke than a 250 HP injector in a VCO design. Sale! $ 485. ZZ Diesel is a diesel auto repair shop that offers a large selection of diesel products online for Ford Powerstroke, Chevrolet Duramax, Dodge Cummins, and more. Here’s what happened. There are other factors that can help ensure the ‘correct’ characteristics of smoke coming from the tailpipe. April 21, 2016. 1. LB7 Blowby. Injectors balanced to much tighter tolerances than from the OEM. Since puffing black smoke out of your exhaust is frowned upon nowadays, diesel engines have undergone some serious emissions transformations over the last decade. “ Besides blowing white smoke, ran great in donor vehicle before removal. This problem has been pretty much solved on the LLY and later motors. The LB7 featured a 32-valve design with high-pressure common-rail direct injection. Our online store caters to customers across the U. Jump to Latest Follow 1 - 12 of 12 Posts. 6L Duramax with 94051259 Injector Sleeve O-ring(Set of 8) 4. We manufacture LLY, LB7 and LBZ/LMM DSP5 switches. 00 – $ 625. 5-10 6. I'm having a problem with my 01 lb7. 6L LMM 06-07 Duramax 6. facebook. For more information, contact us. In fact, one of the main problems with these engines is a faulty fuel injector. The injectors were/are a major problem on the LB7 motors. lope and smoke tune (322) cat dpf delete kit (20) gm duromax egr cooler LB7 (2001 TO 2004) LB7 (2001 TO 2004) - Duramax Tuner filter sort. 03-07 6. Very clean tuning, not a lot of smoke, trans shifts amazing, fuel mileage increased tremendously and very big difference in power. 0 is within typical operating variances. We specialize in U. No smoke after its warm or at stoplights like my other LB7 when the injectors went out. The LB7 Duramax is no different. 2001-2004 GM 6. The Tail Pipe Emits Black Smoke. If brake fluid gets into the combustion chamber it will generate a lot of white smoke from the exhaust. The Economy Series Injectors feature OEM quality components, and provide you with a very mild 10HP - 20HP increase. php/2798 4-Duramax-LB7-Smokes-at-idle) Does Your Duramax Smoke At (through 2004 Duramax) The codes will indicate a lack of fuel pressure during enrichment as the fuel is all returning to the April 22, 2016. 6L Duramax PCV Re-route kit and Resonator Delete Plug. 0 out of 5 stars 1 . It is a 32-valve design with high-pressure common-rail direct injection and a experimental composite design cylinder head. White smoke in diesel engines is usually the last color you want to see, particularly on gas cars. 6L GM Duramax LB7/LLY applications with any custom combination of injectors, turbochargers, and pumps. The normal color of any smoke coming out of the exhaust should be white or gray, not black, so if you see the latter, there is definitely something wrong. 5 Position Switch for EFI Live tuning, DSP5 Switch only, For 2001-04 Duramax, LB7. But, despite enjoying years of prosperity, these engines are not without problems. Our custom EFI LIVE tunes for your LB7 Duramax are going to wake your truck up. There are plenty of 300k+ LB7s on one set of injectors, while there are plenty of them that go bad with only 20k on them. Increased Oil Consumption. The symptoms are constant smoke at idle and gaining fuel in the oil. Another common failure is body leakage, which adds diesel fuel to the engine oil, causing the level to rise. Loud knocking, white smoke, and acceleration problems have all been reported to be solved. Only down con to it is With the throttle being none or wide open in a certain spot on the pedal but it’s manageable. Black smoke from the exhaust If the fuel pressure regulator leaks or fails internally, it may cause the vehicle to emit black smoke from the tail pipe. Missing coolant from your D gas/overflow HarveyTurl November 5, 2015 at 1:37 am. 6L Duramax LB7 owner that wants to replace the stock injectors in their truck. 6L LB7 GM Duramax Injector Nozzle Set. This could be caused by: Oil leaking into the combustion chamber; Worn piston rings; Old valves or cylinders; Black or gray exhaust smoke. With double the horsepower in the mix, exhaust gas temperature (EGT) gets toasty after prolonged, wide-open throttle runs. A Duramax truck with stock injectors and tuning, at operating temperature, should idle with a calculated fuel rate (CFR) of 7-9 mm³ – and that is the baseline, i. GM 6. Therefore, when you purchase Reman Injectors from LDS, you can be assured that you are going to get quality above and beyond any other manufacturer. Too much smoke from 01 LB7? by christopher1811 in Duramax. Does a 2007 Duramax LB7 have an EGR valve? Can a problem with the EGR valve cause a grey white smoke that smells like unburnt diesel? Injector balance rates are all within +/- 4 Smokes bad at idle and minimal smoke at road speed. 6L LB7 pickup trucks. White smoke from an LB7 Duramax engine often indicates faulty injectors. One of the inherent weaknesses of the factory LB7 injector design was the VCO nozzle which was prone to premature leakage causing smoke problems at idle. Now it seems that it will smoke at any time. Smoke only increases as the engine get hotter. Blue smoke on deceleration or the "over-run" indicates worn valve guides / seals. From a smoke free home. 1k Smoke on idle, little bit of a puff upon A filter on a stick is a bad joke. The LB7 was introduced in the fall of 2000 with an industry leading 300 horsepower and 520 lb-ft torque rating. 4 out of 5 stars 11 $136. From the start, Alex and his team have worked exclusively on Ford Powerstroke, Dodge Cummins and GMC/Chevy Duramax diesels. Either not enough oxygen is being added to burn the fuel, or too much fuel is in the mix. Each injector also has a return washer that must be replaced. 0 Comment. The discussions also included SAC vs VCO injectors. Fass 165 Lift Pump Weathertech Dark Smoke Side Window Deflector Set. 2L and 6. Injector replacement on the LB7 truck is rather labor intensive and just changing one is usually not worth the risk for the labor costs. Can be worn on right or left side. Hi I drive a 06 cobalt and just recently my car has been over heating and I add coolant then it s okay again and now there s oil leaking when I took it to get an oil change they left side note oil contains water and also it blows out a lot of white smoke from the exhaust . 2018 Cummins: A Cummins Unlock Cable is required for tuning. It does not smoke at startup. I didn't have any white smoke, but it just irritated me to know they were not within spec. And since most Duramax engines are designed … The Best LB7 Injectors in 2021 – Reviews & Buying その他,Nau ナウ toppu Womens Short Kanab Short Sleeve Scoop Neck Tee Mallard Heather Nau - VOCEEMFORMA. Cross Draw. HP 4) Smoke After Idling Your car spends a while idling in stop and go traffic, or when waiting a long time at a stop light or stop sign. 6L LB7 Duramax FI-315 - Valve Cover Isolators + Injection Line Oil Seal For GM 6. LB7 Boost Increase Valve. 6L Duramax V8 turbo-diesel came to the market in a GM heavy duty pickup in 2001. WeatherTech 50045 Dark Smoke Stone and Bug Deflectors for 2001-2002 GM 6. Blow-by is a condition where diesel fuel, air and vapor are pushed past the rings into the crankcase of the engine. It’s a 6. christopher1811 0 points 1 point 2 points 1 year ago . Buy online or call (800) 749-0688 to make a request. LB7 Duramax head gasket problems can occur for a couple of reasons. Increase your Duramax trucks performance with quality fuel injectors from Exergy Performance. . (video at bottom) This LB7 injector model promises its customers an environment-friendly and high-precision injection system, and the reviews by users seem to agree with it. Another thing that is odd. -made parts for GMC and Chevrolet heavy-duty trucks. 516rider If the smoke is really just a puff, there is not much to worry about. The joint venture (and resulting engine) was known as Duramax, and the LB7 was the first of many models to come. About us. The complete kit comes with: Spade series tool module; Installation hardware; I would say that as far as the best bang for your buck and the cleanest most powerful tunes without damaging anything on the truck, EFI Live tunes by Duramax Tuner are really your best bet. LB7 smoke tune If this is your first visit, be sure to check out the FAQ by clicking the link above. 2 years ago, after just buying my truck, I had all my injectors replaced under warranty at my dealer. If your exhaust smoke is black or gray, the engine isn’t burning fuel the right way. Skewed rail pressure readings will usually not cause a hard start. 5 6. The fuel injector ignition voltage circuit is Pulse Width Modulated (PWM) , between 20 volts at idle to approximately 93 volts in order to compensate for increased engine load and RPM. New Thread Subscribe . ts3vic. Brandon Lee’s LB7 features a S483 single, 10mm pump, 60% Exergy’s, and PPEI tune. 40,000 Diesel trucks upgraded with over a 95% success. the smoke will clear up once turbo spools up, regardless of how low you set the desired boost table (the nature of a waste gated turbo) increase boost will yield quicker throttle response, less smoke production, lower EGTs (within reason), and more power. The weakest link in the LB7 Duramax’s rotating assembly is its connecting rods. All 8 injectors were replaced at 120000 miles and no smoke till 140000. Engine Management Light. Typical LB7 injector failure is dripping at the nozzle, causing white exhaust smoke, especially noticeable at idle. 5-2005 GM 6. Related products. Conditionally on temperature and altitude, it would be normal if in less than a minute the smoke clears. 0L Powerstroke engines. We get serious power with GM 6. It does have upgrades on it such as EFI live, 66mm phat shaft turbo, ATS trans, FASS hd lift pump with water seperator, so on and so forth. In a fireplace the fumes go out the flu and deposit along the flu walls on the way out. It's common to see white exhaust smoke when starting a car, specifically on cooler days. I had an incredible amount of smoke coming from the breather tube. 5-10 Duramax 6. The blade angles are more aggressive and blade height is higher. 2001-2004,5 GMC/Chevy 6,6L LB7 Duramax, all the of 2001-2004 LB7 Duramax Diesels, ENGINE CODE 1 LB7 ONLY , A new fuel pressure regulator will fix the common surging and lopey idle that many high mileage Duramax owners have experienced,This regulator will fit all the of 2001-2004 LB7 Duramax Diesels, Browse From huge selection Here Shopping Made Fun Fast worldwide shipping Free Shipping and 1 new Black leather knife sheath. If excessive exhaust smoke is produced even after engine warm-up, it is best to have an expert check the car for coolant leaks. 6L LB7 Duramax FI-304 - Duramax LB7 Engine White Smoke Service Tips FI-264 - Why Common Rail Fuel Injectors Fail FI-170 - Injector + Return Line Kits for GM 6. The SAC nozzles are much more robust and not prone to this type of failure. I had an 03, and had 3 injectors replaced. If the smoke is thin, and goes away relatively quickly, than it is merely condensation. Bonus points for how insanely nasty this things sound when it spools up. The LB7 injectors on the early release had metal and heat treat problems. These Exergy Performance E01 10105 30% Over LB7 Duramax Diesel Fuel Injectors (8 Total) are perfect for adding streetable horsepower to your truck. 6 years ago | 53 views. From a smoke free and pet free home. Duramax 01-04 LB7 Injector Set: Remanufactured injector set, Economy Series with a very mild 10-20 RWHP increase and full injector balancing for smoother operation along with improved throttle response. Signs of worn Duramax injectors may include excessive smoke, rough idle or a light "miss", low power, and poor fuel economy. Black smoke from a diesel engine is caused by an unbalanced air-to-fuel ratio. Ok the truck is a 2003 with the LB7 in it. I replaced the head gasket and it ran fine for an hour or so then the smoke would start; think white smoke coming from a stunt plane at an air show. 6L LLY/LBZ Duramax; We like to go fast, have fun, blow some smoke, and get the job You can easily find out whether the smoke coming from oil cap is a fatal sign or not. Although they introduced improvements from the 2001-2004 on the LB7 motor, there are a few essential upgrades every owner should consider. 6L L5P 11-16 Duramax 6. INJECTORS STUCK OPEN OR WITH EXCESSIVELY LEAKING NOZZLES DIANOSIS 1. Like its namesake bomber the Stealth goes completely unnoticed until its too late. Usually Ships in 24-48 Hours. Its at the dealer now for the 2nd time and they can't figure out whats wrong. If the injectors are just stuck open then this can lead to wholes being burnt through the pistons themselves. Blowing white smoke is a red flag for your diesel engine, yet we see this happen all the time to our customers. Duramax LB7 Smokes at idle - Heartland Owners (https://www. Duramaxdiesels. Unfortunately the best thing to do if you have this problem is to replace the whole set at once. Hello all. It will also smoke after going down a hill while not on the accelerator (while operating/hot temp). My 2003 Silverado with the LB7 Duramax has run flawlessly since I bought it new 119,000 miles ago. Requires a core deposit of $150/injector refundable when cores are received. 5-2005 LLY VIN Code 2; When tuned properly, this will help your fuel economy and throttle response with clean smoke. Start the engine and let the car to idle for some time. Why it Stands Out to Us This original 6. Features. A smoke switch can be made for LB7 engines with little difficulty. 5L; Ford Powerstroke. 6 LB7 Duramax 402 32V V8 diesel engine that fits the Kodiak, Silverado, Sierra and Topkick trucks. In fact, one of the main problems with these engines is a faulty fuel injector. Emissions Compliant tuning only. Reman injectors for Dmax LB7 w/sac45 nozzles-set of 8 ea Set of 8 reman injectors with Sac type nozzles. There ar The LB7 injectors need a trigger of about 93 volts at 18 amps to initiate injection, with a high current load of 12 amps to sustain injection. 6L LLY Duramax; 2006-2007 GM 6. When it worms up up to 1 minute of cold start; I get white smoke. S&S, in providing not only performance solutions, but solutions to common problems, developed an aftermarket injector for the Duramax LB7 engine. SKU: LB7-CRATE-ENGINE Shipping: Calculated at checkout : * ADD ARP HEADSTUDS: One of the inherent weaknesses of the factory LB7 VCO nozzle was its prone to premature leakage causing the common white smoke problems at i. See Photos for measurements. Sign up. 6-liter, common-rail injected, 32-valve, V8 turbodiesel which put out 235hp and 500 pounds of torque in its first year, and for the final year of ‘04 the LB7’s output had grown to 300hp and 520 pounds of torque. I told him to check air intake for restriction as well as air cleaner and turbo for fuction. where is the EGR valve located if it does have one? Chevy/GMC Duramax 01-04 LB7; Chevy/GMC 6. 2001 Duramax LB7 3500 Dually injector smoke. 6L LLY/LBZ 04. 0L LM2 Excessive Exhaust Smoke. About 3 months ago the fuel economy started to go down and LARGE clouds of black smoke would come out my exhaust under hard acceleration. 6L LB7 Duramax FI-315 - Valve Cover Isolators + Injection Line Oil Seal For GM 6. The exhaust may need to be disconnected or a test pipe temporarily installed to diagnose smoking issues. Fits: 2001-2015 Chevrolet Duramax LB7, LLY, LBZ, LMM, and LML. A faulty fuel pressure regulator can cause the vehicle to run excessively rich, which apart from reducing mpg and performance, can cause the vehicle to produce black smoke from the tailpipe. The LB7 Stealth 64G2 is designed to take the stock long block LB7 as far as possible with stock connecting rods – that’s up to 640 rear wheel horsepower. 2004. You may have to register before you can post: click the register link above to proceed. Fits 2001-2004 Chevy/GMC 2500/3500 HD LB7. However, thicker, longer lasting smoke is a much larger headache. 0L V8 Diesel cylinder balance/injector test Post by Capt_Tom » Sat May 09, 2020 12:56 pm So far as I can see only the IDS has the ability to do a cylinder power balance test without the computer compensation hiding the Duramax engines have proven to be a reliable prospect over the years due to their reliability, durability, and massive power output. I tried it twice on my LB7 when my #3 and 7 injectors started hitting the 5 and 7 range. 00. The injectors are buried below two layers of valve covers, each with a gasket that is both expensive and generally not saveable. 6L LB7 Duramax Engine 2001-2004 LB7 VIN Code 1; 2004. DEF 97188463 LB7 Injector Sleeve for 2001-2004 Chevrolet Silverado/GMC Sierra 6. br/ Ts de eventos lb7. These Grand Rock Stacks are triple plated chrome stack tips available separately or with a cat back or turbo back exhaust kit. This is why boost leaks kill diesel engines. When injectors are the root cause of this issue, they are allowing too much fuel to enter the cylinder over too long a period of time. I would have this looked at ASAP. The LB7 was available for 2001 to 2004 model year GMC and Chevrolet HD pickups. A brand new diesel engine running at full load will experience a little bit of blow-by upon startup. The balance test was within specs, but 3 injectors showed a difference. The past few months it has started to blow white smoke at idle and from a quick web search it seems injectors are a common cause to this problem. You can purchase the required switch for LB7 from us as well. I’ve had the truck over a The LB7 definitely had injector issues. 5【墜落防止ブロック】 -www. Runs smooth at idle with no smoke and with light throttle. LB7 Six-Gun: Smoke ‘em Out, Daddy! 2005-05-27 Ted of Williamsville, New York, installed a Six-Gun Diesel Tuner on an ’01-04 Duramax LB7 4X4 crewcab with a 6. It has 120,000 on the odometer and had the factory injectors replaced around the 68,000 mark. LB7 Duramax 2001-2004. 34. Black smoke is one of the most common smoke issues for diesel vehicles. Like all Duramax engines, the rods are made from forged steel and feature a cracked cap design. It is dependable and reliable, however, you need to know how to properly care for its engine to ensure the best performance. Like you I had the cylinder head reworked with new valves, seals and machining; piston rings in good order and so forth. The GMC/Chevy LB7 Duramax was in 2001-2004 2500 & 3500 trucks. Clean fuel is very important, so changing your fuel filters at the recommended intervals is critical. The truck is 100% stock. Its codename was the “LB7”, and the 2002 version of the engine is rated at 300 hp and 520 lb-ft of Every LB7 that needs injectors I have seen will spew blue/white smoke out the pipe at idle. VIN Licenses are required to tune additional vehicles per tuning module. balancing point, from which each of the individual cylinders gets its rate from. 6 DURAMAX DIESEL ENGINE VIN (1) EXC RUNNER 164K MILES. Since the LB7 is not VGT, it will boost right up and clean the smoke from doing that. 6 LB7 (2003-2004) The FICM (Fuel Injection Control Module) controls the electrical impulses that control the fuel injectors. White smoke. . 00 $ 119. 2001-04 Chevy/GMC 6. You may have to register before you can post: click the register link above to proceed. The coils on the injectors for the LB7's take much higher current flow so that could be an issue but most of all the injector failures with LB7's are not coil lower desired boost for slow response, less power, increased EGTS, and smoke production. com was founded in 2006 and created a site which houses some of the best known Duramax tech you can find. Part Number: FSY-FPR-1001 Lb7 Fuel Rail Pressure Regulator Duramax Fuel Pressure Specs free shipping on orders over 0! shop now for industrial injection remanufactured lb7 stock turbocharger 2001-2004 gm 6. One way to maintain an LB7 engine is to get to know LB7 balance rates. Installing PPE Crankcase Breather Set for . 01-04. Any prior engine problems caused by injectors become a thing of the past. The majority of modern cars 04. 0 out of 5 stars 1 . On the fly tune changing always insures that you are in the right tune when you want it, with no waiting. A little later I had my local mechanic drop in a DSP5 switch and EFI live tunes. 6l - Black smoke just blows black smoke. For Wholesale questions Part Number: FSY-FPR-1001 Lb7 Fuel Rail Pressure Regulator Duramax Fuel Pressure Specs free shipping on orders over 0! shop now for industrial injection remanufactured lb7 stock turbocharger 2001-2004 gm 6. The LB7 trucks have had many injector problems, to the point where GM increased their warranty to 7 year/200k miles. A common issue with the GM 6. S. Despite this, head gasket failure usually doesn’t occur until over 100,000 miles, so it’s not nearly as common as it is in 6. Big clouds of white smoke. Corrects boost limits by 5-7 PSI Improved performance at high boost levels Great turbo sound Lowers smoke and EGT’s Eliminates compressor surge Improved longevity in high boost applications Pre-balanced and ready to install Brand New! Bosch LB7 Injectors (No Core Charge) Full Set of 8. S. Bad injector, just some short clips before we swap them for 30 over replacement tips. 00 PRODUCT CODE: 5C3Z9D930A; 98-03 Injector These LB7 injectors are BRAND NEW from BOSCH. Your engine is more than likely burning coolant. Many methods can blow smoke from a stock Duramax diesel engine, which is common in GMC and Chevrolet vehicles. Description. Basically turns them into high pressure flame throwers. Fits 2001-2004 Chevy/GMC 2500/3500 HD Duramax LB7. A new purchase is required for VINs that do not match. 6L LB7 Duramax engine is white smoke at idle. Whether you’re simply looking for a little more power to pull your fifth wheel, or trying to eliminate that “cloud” of smoke you are creating, Wholesale Injectors has just the kits for you. Causes of Diesel Engine Smoke - By Color. 4. 6L Duramax LB7, LLY, LBZ Duramax LB7 Diesel Injectors. Browse more injector sets online from Dieselogic. https://pro. The LB7 Duramax is a 32-valve V8 diesel engine produced from 2001-2004. Apparently about 15,000 miles ago the truck began losing power and smoking excessively. Search. Your stock CP3 FI-316 - Valve Cover Gasket / Injector Installation Kit For GM 6. The Duramax LB7 is one of the most controversial trucks with a strong engine. 5 and 2005 HD trucks. We carry a large selection of LB7 injectors, LB7 fuel lines, LB7 CP3 Pumps, as well as LB7 injector installation hardware. I would buy an LB7 over an LLY any day. Little to no smoke with excellent MPG. LLY is the code used for Duramax motors used in 2004. What actually goes bad with an injector? LB7 injectors using Bosch common rail technology operate at very high pressure. com/skperformancemoundridge?fref=tsTruck: 2004 Chevy 2 While white smoke can also indicate coolant bleeding past a blown head gasket, on an LB7 it usually means excess unburned fuel. It was making engine oil and the balance rates were out of specs according to the tech 2. The electronics necessary to do this required additional cooling, this is the reason why fuel is routed through the FICM. com 2021-04-06 20:08:45 当店通常価格41050円 (税込) . 6L; LB7 Extensively tested & validated Enclosed housing keeps out hot, power-robbing engine air Inhales cooler outside air for more power & MPG Giant filter maximizes high-flow filtration Helps engine run cooler Accommodates engine movement Prevents component damage Extends service life and DSP5 Switch, 2001-04 Duramax LB7 . Maybe a small piece of carbon is sticking an injector open a little. We’ve heard of rollin’ coal, but rollin’ snow? Not a good sign. 6L - Cab Lights | 2001-2004 Chevy/GMC Duramax LB7 6. To Smoke A Muscle Car…LLY Duramax Edition. Buck 110 and LB7 in photos not included. White smoke is coming out when the engine is warmed up and idling. It does not miss at idle and performance is as good as ever. Start the engine and let the car to idle for some time. Knowing the LB7 has limits on a stock bottom end, I ordered some overpriced % over stock injectors with a matching injector pump. Even minimal amounts of coolant leak can produce white smoke. In this case, Heather pulls her DDP Tuned 2002 LB7 ZF6 Duramax into the cornfield at UticaFest 2014! Talk about taking a full pull to the next level. Some diesel trucks can produce enormous black clouds smoke from their exhaust pipes. EFI Live license is optional. 0L V8 Diesel cylinder balance/injector test Post by Capt_Tom » Sat May 09, 2020 12:56 pm So far as I can see only the IDS has the ability to do a cylinder power balance test without the computer compensation hiding the Duramax engines have proven to be a reliable prospect over the years due to their reliability, durability, and massive power output. By minytrker in forum Duramax LB7 Browse the wide selection of products we have available for your 2001 – 2004 Duramax LB7. For the ECM to measure a balance rate, it takes in account the fuel rate from the fuel pump and is used to factor how far off each injector is from the average flow of fuel. Warning signs are slow/hard starting when hot, white smoke, fuel in oil, rough idle, and a few others. To start, let’s briefly touch on what a balance rate is. 6L; Chevrolet & GMC Trucks - Chevrolet Silverado / GMC Sierra - Chevrolet Silverado 2500/3500; Chevrolet & GMC Trucks - Chevrolet Silverado / GMC Sierra - GMC Sierra 1500 When the fireplace burns fuel it releases fumes, waste byproducts of smoke and carbon. With a free-flowing 4 or 5-inch diameter exhaust system you can drop EGT and uncork the LB7’s one-of-a-kind (fixed geometry turbo-induced) exhaust note at the same time. This is a common failure and is most often caused by wear in the injector nozzle resulting in incomplete sealing. 6 LB7 Duramax Engine. Replace it. Blue exhaust smoke. Step 1 Choose a location in the vehicle to install the switch. S&S has teamed up directly with Bosch to develop a stock-flowing LB7 SAC nozzle to replace the obsolete VCO nozzle that is currently used on stock LB7 Duramax fuel injectors. Or heavy black smoke. My 04 DM LB7 with 90K miles blew about 3 miles worth of blue gray oil burning smoke through the exhaust and has engine oil dripping from the rear mail seal area i. If your Duramax emits excessive white smoke while idling it most likely needs new injectors. I had to move the 5th wheel in the yard and decided to go around the block to try out my new Prodigy brake controller. Does a 2007 Duramax LB7 have an EGR valve? Can a problem with the EGR valve cause a grey white smoke that smells like unburnt diesel? Injector balance rates are all within +/- 4 Smokes bad at idle and minimal smoke at road speed. e the connection right behind the oil pan. LB7 e-Sports, São Paulo, SP. 04. Fits most folding knives up to 5". However, if you notice black smoke coming from the exhaust pipe of your car, one of the possible explanations is a problematic fuel pressure regulator. SAC nozzles are much more robust and not prone to this type of failure. Alligator Performance began in 2005 in Las Vegas with the owners selling parts out of their home to a handful of customers. While the LBZ is one of the last engines lacking serious emissions regulation systems it was still equipped with an Exhaust Gas Re-circulation system, known as an EGR. I have also had the fuel filter head seals cause a slight air leak making for white smoke at idle and a slightly longer crank time before it would fire up. pulled the injectors and sent them back to industrial injection for testing and repair and they said injectors were fine. 6L Duramax LB7 is a must have upgrade! Its called the Stealth 64 for a reason. If the 8th digit is a 1, you have the early 2004 LB7 engine. White smoke can mean a few different things, but it shouldn't be that hard to narrow down. 5-2010 GM Duramax billet aluminum valve cover breathers. We provide the diesel performance industry with innovative products, excellent customer service, and reasonable prices. Exergy LB7 45% over Reman Injector Full set of 8. What starts as a wisp of white smoke on start-up can slowly progress into a larger issue. Having black smoke coming out of your tail pipe is a sure sign there is something wrong with your fuel pressure regulator. 6 LB7 Duramax injectors were originally designed by Bosch and they manufacture all the parts used in the reman process. More than 20% idle time is excessive. reinstalled and took truck to dealer for diag. The LLY on the other hand, had the upgraded injectors, but they were notorious overheaters. Buck 110 and LB7 in photos not included. You can tell a lot from exhaust smoke and a faulty turbo will cause excessive exhaust smoke of a range of colors. The most problematic issue with the LB7 is injector failure. The LB7 introduced in 2001 and continued until mid-2004. It is a 32-valve design with high-pressure common-rail direct injection and an experimental composite design cylinder head. Instantly choose between towing, race, sport economy driving and stock tunes for your 2001,2002,2003,2004 Chevy Silverado or GMC Sierra. $1,899. RPO LB7 (engine code "1") was first introduced in 2001 and continued until early-2004. Shortly afterwards 140000 miles Lb7 with white smoke at idle smells like diesel fuel and smoke turns black as you accelerate quickly. Genuine OEM Nozzles DSLA158P974+ – 0 433 175 275. It is our opinion that upgrading to SAC type nozzles is one of the best investments an LB7 owner can make. We have tunes for the MPG conscience Duramax LB7 driver to the guy that goes through more tires than he has sense! The factory gaskets are a multi-layer steel design, which is most common in the light-duty diesel market. and in Australia. Injector replacement on the LB7 truck is rather labor intensive and just changing one is usually not worth the risk for the labor costs. Juan Mota · Registered. 6L LB7 Duramax; 2004. 6L L5P 17-19 Duramax 6. 01-04 LB7 02 Dmax 2500 6. Longhorn Fab Shop Tunes w/ Dsp5 Switch - Smoke n LopeInstalled by SK Performance! https://www. The Duramax Tuner Stealth 64 Drop-In Turbocharger for your 2001-2004 GM 6. I am working on a friends 2003 Chevy 3500 4x4 crew cab dually that he bought new and it now has 90K on it. Excessive white smoke or a coolant type odor coming from the exhaust pipe, along with low coolant levels, may indicate coolant in the combustion chamber. 6L LML 07. 2002 Duramax LB7 black smoke, loss of power Headed home from work today and was on a county road when my 2002 LB7 started losing power going up a hill and when I tried to accelerate it started spewing black smoke. On VGT trucks you kind of fool it into thinking boost is high so fuel increases. 5 and 2005 Duramax Upgrades . where is the EGR valve located if it does have one? Increasing air in the combustion process will help manager your Exhaust Gas Temperatures, Limit your smoke output, and increase your power. No other modifications. 6. If the injectors have excessive The commonest cause of white smoke is likely injector pump timing. Most of those methods use the concept of reducing the air-fuel mixture A smoke switch works on LLY+ by maxing out the MAP sensor. Rollin Smoke Diesel Visit - Rollin Smoke Diesel . From Mild to Wild, and everything in between. 4 in Down Pipe Back, Single Side, Off-Road (includes front pipe) - no muffler 2001-2007 Chev/GMC 2500/3500 Duramax Classic EC/CC 4 in front pipe, no tip included The DDP LB7-ECO Economy Series Remanufactured Injector Set is the perfect option for the 2001-2004 GM 6. 5 Most people will start to notice a lack of power, suffering mileage, hard starts, white smoke, or excessive black smoke when Essential 2004. Worn and damaged injectors are often the cause however there are other causes and considerations that should be looked at prior to injector replacement. NEW DDP Stock Injector SINGLE 01-04 GM Duramax LB7 (Will not ship to the state of California) Regular price Bosch Remanufactured & Performance LB7 Duramax Injectors (2001-2004) Injector Size Choose an option OE Reman Dragon Fly 15% 20% Over 30% Over 40% Over 50% Over 75% Over 100% Over Clear 2001-2004 Chevy/GMC Duramax LB7 6. Manufactured with exacting standards, this tuner offers three horsepower settings – 40, 90 and 120 HP. 6 LITER LB7 DURAMAX LONG BLOCK (01-04 CHEVY) $6,400. You want to keep your engine running as smooth and efficient as possible, so knowing these 5 bad fuel injector symptoms will help you out. I have 1 2004 crewcab dually with an early LLY engine. Alex launched Black Smoke Industries in Clinton, New Jersey in 2009, and after only a couple of years it became a fulltime, full-service shop for diesel pickup owners. com Duramax LB7 Smokes at idle If this is your first visit, be sure to check out the FAQ by clicking the link above. Blue exhaust smoke from the tailpipe is most likely a result of the engine burning oil. The more fuel you burn the more caked on the deposits become, eventually blocking off the airflow of the flu and impacting the fireplace’s ability to warm the house. SMOKE OUT!!! 03 LB7 Duramax PPE level 9 350hp setting. It has 32000 miles. All of the FICM seals and water seals must also be replaced when performing this job. 6L LLY 01-04 Duramax 6. Simple things to check and sure alot cheaper than injectors. WILL hold a Buck 110 or Schrade Lb7. 1. It is so rich and fuely that it will make your eyes burn and water. The end result is an emissions-friendly, direct replacement SAC00™ injector that will outlast the original equipment by far. LB7. However, less material exists in the bottom of the beam area when compared to ‘06-‘10 engines. By Hoytmax Diesel in forum Duramax LB7 Replies: 5 Last Post: April 15th, 2012, 01:07 PM. 3 Year Unlimited Mile Warranty. Safe on stock trucks. GM joined forces with Isuzu in 2001 to release the first 6. It does not smoke after intial take off. Part Number: BDD-1714502 Not Yet Reviewed 2064-LB7 REMAN FICM, 2064-OE LB7 NEW FICM. This is a 2003 GM 6. 8 MPa(145-261 PSI) LB7 and LLY, or 0 PSI LBZ and LMM. In 2009 we found a need for niche Diesel Performance Parts and UTV Parts. Discussion Starter • #1 • Feb 11, 2010 A smoke switch is used for tricking the engine sensors into expending more fuel, resulting in a large cloud of smoke being forced out of the exhaust. Could be an injector or a few other things. SMOKE OUT!!! 03 LB7 Duramax PPE This tuner is compatible with Chevy Duramax LB7, LLY, LBZ, LMM manufactured between 2001 and 2010. Any Ideas will be helpful. Select Options. That's normal because it is only steam in most cases. The Dipstick Smells of 2002 GMC 2500 3500 LB7 6. 2004 GMC 2500 HD Duramax I started getting exhaust smoke at 100,000 miles and had to have the injectors replaced. Photo 3/25 | Duramax Injector Balance Rates One sure way of testing GM only provides a specification for return fuel when cranking for LB7 engines, however, we have done some testing on a good running LB7 and found that injector return flow at idle from one bank was 95 – 110 ml in one minute at 21,000 PSI. Call Now 1-800-450-5333 Brown leather knife sheath - Holds a Buck 110. If this is happening with your engine, then there is a need to replace the exhaust. At the time of replacement it was also barely When the LB7 engine starts, white and hazy smoke is emitted, and the engine oil levels increase. When EGR cooler starts to fail, it will drain a lot of coolant out of the EGR cooler into your exhaust system. 6L Parts - Lighting | 2001-2004 Chevy/GMC Duramax LB7 6. ProFab Performance Parts, LLC in Holden, MO is a family-owned and operated retailer of work truck aftermarket parts. For those looking for a cost effective turbo upgrade for their 2001-2004 LB7 trucks we have now released our 64mm Cover and Wheel Kits. No CEL or power loss complaint. Smoking in 03 LB7 with suncoast billet tranny and ppe hot excelerator 425HP programmer, and ppe boost valve Blue smoke sounds like injectors popping to early and giving a poor spray pattern. Unburnt fuel that burns your eyes is known as blue white smoke. 6L Duramax LB7 with the PPE 113072800 Race Fuel Valve. trouble454, Dec 9, 2012 The stock injectors in my LB7 made it to around 160,000 on the stock tune. Log in. RPO LB7 (engine code “1″) was first introduced in 2001 and continued until mid 2004. Rep: 675. Page 1 of 3. Joined Feb 9, 2010 · 9 Posts . No CEL or power loss complaint. Re: Duramax LB7 Smokes at idle Ray, "blue smoke" most of the time means its over fueling. So, any decrease in the pressure or delay in the fuel delivery to the combustion chamber will result in incomplete combustion, leading to white smoke. I sold it at 96,000 miles and never had a single problem with it other than that, and a fuel guage replaced. Like our drop-in billet wheels our 64mm wheel is designed with 6 blades instead of 10. These feature a brand new updated body that corrects cracking issues that were common in early LB7 injectors, as well as hardened chrome plated ball seats that are much more resistant to internal erosion. Couldn’t be any happier with my tuning for my LB7 duramax. In the early LB7 head gasket, it’s common for the containment ring around each combustion chamber to be compromised and allow leaks between those multi-layers. Site Areas; Settings; Private Messages GM LB7 Chips & Tuners. 6L Duramax LB7 specifications, history, & information. The truck smokes blue smoke at idle and it smells like unburnt fuel. White smoke can indicate coolant in the combustion chambers / leaking cyl head gskt, or incorrect fueling. Today, located in the resort town of Coeur d’Alene Idaho Alligator Performance is one of the largest automotive performance shops in the country. Excessive idle time can cause white smoke when cold due to carbon build up on injector tips. FI-316 - Valve Cover Gasket / Injector Installation Kit For GM 6. 2 Questions View all . These are the most up to date version of the previously troublesome LB7 injector. November 5, 2020; Story By Mike McGlothlin; If you read our piece on how to bring the LB7 up to speed, you’re in luck…the LLY Duramax that came in the ’04. Description SPOOLOGIC RHG6 Turbocharger Fitment. Friction fit. Industrial Phatshaft 66 Turbo Kit. The injectors with the LB7 are a known problem area, particularly with the nozzle, allowing for a white smoke, or “hazing” in the exhaust — effectively unburnt hydrocarbons. Part# 0445-120-008. Engine RPO Codes LB7. Check rail pressure when engine is off, it should be 1. When that happens, the exhaust goes thru and interacts with that coolant and turns it into steam then come out in a form of white smoke out of the back of your exhaust system. GM Duramax. I have a 2003 Chevy with LB7 Duramax. 6L Duramax LB7 Low Price : $79. Re-route breather hose from turbo intake to catch can alongside bottom of engine. Horizontal draw. I had to take it out and stomp on it a few times to get it to clear. In order to function properly, a diesel engine needs precise timing of the injector pump and high pressure. If it is smoking out the tailpipe, that means that either coolant or a bunch of excess fuel is getting After my truck sat for a while with me taking the injectors in and out and finally getting a new cp3 and getting everything buttoned back up my truck blew white smoke for a good 15 minutes. Stock and aftermarket injectors for 12 valve and 24 valve engines for the most part have had VCO nozzles. It's wide-open to hot underhood engine air, and there's no power in hot air! Ram-Air houses a giant lifetime filter in an enclosed cold-air box, which inhales cool, dense outside air - more than Banks' competitors and up to 57% more than stock - for more power and mileage, lower EGTs and less smoke. I have had a loose fuel filter or water in fuel sensor cause white smoke and a surge at idle on my 2003 LB7. The black smoke is caused by unburned fuel. FlashScan®. T he 2001 through mid model-year 2004 Duramax 6600 diesel engine was designated RPO (Regular Production Option) code LB7. Quicker Spool-Up and More Boost in 5 minutes: YES PLEASE! This part takes 5 minutes to install and will allow your truck quicker spool up, run cleaner, and deliver 5-6 more lbs of boost under full load (~31 psi peak). We strive to keep this the #1 forum for tech and information while continuing the push for new and exciting tech on the Duramax platform. Cause Condition may be caused by engine coolant entering the cylinder due to a dirty or damaged seal between the fuel injector sleeve and the cylinder head. by admin. Fuel Injector, Duramax LB7 Stock Performance PLUS Fuel Injector (0986435502) Chevy/GMC, 2001-04, Each. 6L Duramax PCV Re-route kit and Resonator Delete Plug Our EFILive Custom Tuning is backed by over 9 years of vehicle testing and precision adjustments. LB7 and Black Smoke. They experienced some injector issues early on, but quickly addressed the problems. 20-21 Duramax 6. Duramax LB7 White Smoke Diagnostics Posted to Technical Theory Forum on 11/6/2011 23 Replies Recently in the Heavy Duty/Fleet forum there has been discussion about white exhaust smoke on these engines at idle. 6L LB7 Duramax Engine Duramax LB7 Injectors 2001-2004. See Photos for measurements. LB7. NET 123 ライフブロック LB-7.5【8187946】LB7. 00 New to the forum- I took my 2003 2500HD into the dealer to have balance test done- excessive blue/gray smoke at idle, no fuel in oil, smells like diesel out the tailpipe. Unfortunately the best thing to do if you have this problem is to replace the whole set at once. 165000 miles on original i The LB7 Duramax is more prone to head gasket failures than future generations of the Duramax engine. 5 - 2010 Duramax LB7 LBZ LMM 113071000. LB7 Stealth 64G2 technology takes our LB7 Stealth 64 and improves every element of it – including the sound. Factory Replacement and Aftermarket Performance Parts for 2001 - 2004 Chevy GMC Duramax 6. There have been some discussions on a bunch of diesel forms on the internet over 7 hole vs 5 hole injectors. We have such a beast right here. Mine went bad at 120k I had no smoke, rough idle, or fuel in oil. They just get fuely and make oil. The PCV reroute does not apply to the federal LB7 as it is already an open vent to atmosphere through a filtered can(a MUCH better design than any of teh PCV reroutes out there on the market). Loosen the oil cap slowly and then remove it completely. Boost leaks can result in a smokey, laggy, dog-of-a-truck, which runs hot and burns fuel. 95 WeatherTech 50048 Dark Smoke Stone and Bug Deflectors for 2001-2007 GM 6. Build Your Own truck exhaust stack kit. Part of the problem was the cost in replacing the injectors as the valve covers had to be removed in order to access the injectors. lb7 smoke