Duramax White Smoke At Idle

Hi Any ideas what this may be only when the car is at full operating temperature from standstill when I take off or at idle there is a puff of white smoke. It's hard to tell with just the balance rate numbers. What You Need to Know About Duramax Balance Rates. 6L diesel allison automatic crew cab 4 door 6'6" box power windows power locks power mirrors power seat air cruise tilt dual climate control aluminum tool box newer tires etc Good truck, engine starts right up, runs smooth, and no smoke at idle, transmission shifts well, transfer case and 4x4 work well. If the smoke clears in less than 1 minute, this would be normal depending on temperature and altitude. Does your Ford Powerstroke, GM Duramax, Dodge Cummins blowing White, Blue or Black smoke from the exhaust? Orange County Diesel is your experienced and reliable diesel aftermarket and repair shop located in Huntington Beach, CA. They do not completely stop spraying fuel when they are OFF. I think I can have the dealer tune that out. Apexi Bomber Iii Exhaust Muffler Mr-s Zzw30 1zz-fe 1999/10-2007/01 162ct037. In my experience, white smoke on hard acceleration can be either carbon build up due that is due to not getting the truck to operating temps, or coolant getting into the cylinder. It's a temporary fix, but I am curious as to how well it cuts down on the white smoke at idle. White smoke is usually excess fuel or incomplete firing on that cylinder. STARTED SMOKING WHITE. Black smoke from the exhaust may occur when the air filter becomes clogged, resulting in an improper fuel to air mix. Another change is reduced engine-idle speed. Duramax white smoke during acceleration Chevy Diesel Diagnostic information for 6. Diesel Smoke tells YOU a Story. I think I can have the dealer tune that out. Diesel Bombers - Diesel Forum - Dodge Cummins, Chevy GMC Duramax, Ford Powerstroke, And All Diesel Enthusiast Community. I agree with nismod05. Engine is a 2004 Duramax diesel, GMC Sierra 2500. I have a 1969 Chevy Impala. Many of us are unaware of the important role the thyroid has in maintaining our over-all health and well being. So if it is thin like vapor, there is nothing to worry about since it will disappear quickly. Yes, the bad injector will make alot of white smoke engine jerking and rough idle. Water does not make smoke, it makes steam. I know chevy had a problem with valve guides in the older 350s, and 305s, but come on, I have 69000 miles on it and the guides are shot already???. A vicious cycle then starts with the engine producing more smoke and sootier carbons being drawn into the intake, a major problem. Learn how to replace it here. White smoke is common on most of today’s automobiles, especially when the engine is cold - when you have just started it - and when it is cool or cold outside. So I just bought a 2004 gmc sierra 2500hd duramax and it has a strong idle smell, the truck runs good and doesn't blow out black smoke that I can see. Your injectors are under the valve cover and will leak fuel into the crank case destroying the oil and engine. White - Blue smoke at idle when cold If the smoke clears in less than 1 minute, this would be normal depending on temperature and altitude. Fellas, I just purchased a 2012 duramax and made my first pull with TT. Multiple dealership visits have yielded minimal results. I own the 98 24 valve with 70,000 miles and have been running stanadyne diesel additive. I have a 03 Duramax 4x4 and blue smoke comes out of the tailpipe at idle or low speed. Blowing White smoke at idle I just wrapped up a 3000 mile road trip pulling a 30' enclosed trailer filling up with fuel from dozens of locations along the way. Its not! That haze is letting you know that one or more injectors are dribbling fuel into the combustion chamber. 2002 duramax blows blue smoke at idle - Chevrolet Silverado 2500HD question Excessive white smoke or a coolant type odor coming from the exhaust pipe, along with. The engine is a LLY. Car has rough idle, big loss of power, black smoke from exhaust, smokey smell of flooding 9 Answers. unusual amount of exhaust smoke or are at higher altitudes (over 7,000 ft. White smoke occurs in a diesel engine when the diesel fuel goes through the engine and reaches the exhaust without having been burned. It is like the car is flooding o. I have a 1969 Chevy Impala. We aim to provide a range of wholesale Force Air Intake For that is simplistically put very cheap from Ebay. when acceleration pedal is off it start jerking a while, then it fine again. Lots Of White Smoke Out of Exhaust Pipe. 6 duramax has 10,200miles on it and 600hr on the engine I guess the best way to. I have begun to see white smoke from the exhaust at idle when sitting at a stop sign or so on. Hot Shot's Secret created our diesel diagnostic tool to help you identify common symptoms your engine may be experiencing and learn what you can do about them. Remove the engine appearance cover, if equipped. " Ended up going to the Anthony Lakes area and was up pretty high, even poking around in 1st gear for 45 minutes & barely touching the throttle didn't produce any smoke or haze at all (this was at 6600-6900 feet). It only puffed some white smoke at idle and then cleared right up after I gave it a little rev. Car has rough idle, big loss of power, black smoke from exhaust, smokey smell of flooding 9 Answers. I have heard that I may have an injector going? Doesn't appear to be "eating" antifreezeother than the normal amount it always does. Evidently running too much engine oil caused it to "load up. p0103 mass air flow sensor "a" circuit high. I can only notice it when its in gear and i am at a stop. This digital DSP5 switch allows you to easily change your EFILive DSP-5 tune at the push of a button. tank) I use the recommended Stenedine additive, have been using this additive for 2 years, mileage on Engine is 76,400. Had around 150,000 when I bought it. I'm only running 45 overs in my Duramax, but it hazed something awful, I cleared most of it up by getting the pulse tables so the idle fuel amount was close to stock, and fine tuning pilot amount and timing. It has 92000 miles on it. 6-liter Duramax is produced by DMAX, a joint venture between GM and Isuzu in Moraine, Ohio. It should be taken as an indication that there is a problem existing (or developing), that will potentially shorten the engine life, or result in unnecessary costs. Took the ride back home for about 8 miles at 35mph. 03 Duramax Rough Idle. It's not burning oil, but does seem to be loosing coolant? It runs good other than the blue smoke. Poor atomization at the nozzle end can also be evident by a white/blue smoke at idle with the engine warm, going away when the engine is under load. Also smokes white when taking off from a dead stop. Duramax Injector Failures-Cause and Prevention LB7: Many LB7 owners have had injector issues. For some reason, the Bosch injectors could not sustain life in the Duramax. Buy Hot Shot's Secret P040432Z Diesel Extreme, 1 QT, 32. The truck runs amazing and havnt had any problems aside from the prevalent hard 6-5 shift. 3 white smoke on cold startup But it puffed white smoke for a bit as it warmed up. Exhaust has blue smoke at idle regardless of temps. 2002 duramax blows blue smoke at idle - Chevrolet Silverado 2500HD question Excessive white smoke or a coolant type odor coming from the exhaust pipe, along with. I picked up the nasty ass GM injector cleaner today as well as the 6'-8' 3/8 and 1/2" fuel lines to perform this. I just got my first diesel in june its the 07 classic 2500hd with the 6. Smoke only increases as the engine get hotter. Black smoke being produced from the exhaust system of is a sign of too much fuel being processed by the engine. Duramax white smoke on acceleration think theres something wrong with my duramax. LBZ 06-07 Duramax Cold Air Intakes Engine Parts Fuel Systems Gauges Programmers/Modules LMM 07. Blue white smoke that burns your eyes, is un-burnt fuel, cold temperatures, high altitude and excessive idle time all mean cold. The truck is 100% stock. Faster-acting glow plugs and shorter cycle times combine to further reduce white smoke after a cold start, while helping to make diesel engine operation more transparent to those more familiar with starting a gas engine. Yes, the bad injector will make alot of white smoke engine jerking and rough idle. Its not! That haze is letting you know that one or more injectors are dribbling fuel into the combustion chamber. Please visit us at VFIdiesel. In my experience, white smoke on hard acceleration can be either carbon build up due that is due to not getting the truck to operating temps, or coolant getting into the cylinder. I'm only running 45 overs in my Duramax, but it hazed something awful, I cleared most of it up by getting the pulse tables so the idle fuel amount was close to stock, and fine tuning pilot amount and timing. DIY diesel problem diagnosis Black smoke means there's too much diesel and not enough oxygen, so the carbon in the fuel doesn’t have enough oxygen to combine with. Page 3- T1N Fuel Injectors Information T1N Database. EGR coolers, especially on Ford 6. * When white smoke is still visible after full operating temperature, the engine may have one or more bad injectors, miss adjusted ALDA, retarded injection timing, a damaged timing device, or a worn/damaged injection pump. * Dirty injectors lean out the air/fuel mixture, causing loss of power, rough idle and sometimes, white exhaust smoke. As rule of thumb black smoke over fueling, white smoke under fueling. I picked up the nasty ass GM injector cleaner today as well as the 6'-8' 3/8 and 1/2" fuel lines to perform this. I just bought the truck 2 weeks ago, 400,000km and injectors were replaced at 280,000km. I had combustion gasses getting into the coolant in my 05 Jeep Grand Cherokee 5. All injectors just tested. Find your favorite health supplements and natural beauty products here. White - Blue smoke at idle when cold If the smoke clears in less than 1 minute, this would be normal depending on temperature and altitude. So I've had my truck for about a month now. May 30, 2014 — 10:55pm White smoke from the exhaust on a cold morning start is normal condensation of moisture that has collected in. White smoke can be caused by a couple of different things. In this oneHOWTO article, we are going to talk about how to stop white smoke from the exhaust, no matter what the underlying reason is. I have had a loose fuel filter or water in fuel sensor cause white smoke and a surge at idle on my 2003 LB7. Possible bad injector, use the scan tool to cancel one cylinder at a time and see if the. Noisy or knocking combustion may indicate a leaking injector. I took it to a local import shop and after two weeks they seemed to think it was a bad IP, so I bought a used one with 140,000 KM on it. Condensation that accumulates inside the exhaust pipes, converter and mufflers can produce a puff of white smoke upon diesel engine start-up. DIY diesel problem diagnosis Black smoke means there's too much diesel and not enough oxygen, so the carbon in the fuel doesn’t have enough oxygen to combine with. No white smoke or black smoke, and clears up just off idle. The technology changes introduced with the LLY address both of these forces. Diesel smoke (like blowby and oil use) is a worrying engine symptom which indicates that an engine is not running well, and its service life is likely to be shortened considerably, unless remedial action is taken. So, I did some research on this GM part. The coolant level should be going down if it is the head gasket. White or Blue smoke at idle when cold. Climbs hills without going into passing gear and idles pretty good. As for now I think you should just live with it. I always get white/blue smoke on cold starts even in 40/50 degree days. 2003 Duramax LB7 vehicle emits grey/white smoke from tailpipe after extended (5-10 minutes) idle. I've had several cars with leaky valve guides that smoked for a few seconds on startup after sitting. Condensation that accumulates inside the exhaust pipes, converter and mufflers can produce a puff of white smoke upon diesel engine start-up. Duramax white smoke during acceleration Chevy Diesel Diagnostic information for 6. A buddy of mine sent his injectors off to be rebuilt in his 01'he installed them and vapor locked the motor, pulled the injectors and turned engine over cleaned out cylinders, re installed injectors and truck has a hard start, a ton of white smoke which turns to greyish when you give it fuel, truck has a miss and is not running very good and also has a knock. The Duramax V8 engine is a General Motors Diesel V8 engine family for trucks. It was exposed to temps below 20 degrees on vacation and never behaved this way. [Archive] - SnoWest. Lots Of White Smoke Out of Exhaust Pipe. I picked up the nasty ass GM injector cleaner today as well as the 6'-8' 3/8 and 1/2" fuel lines to perform this. Car has rough idle, big loss of power, black smoke from exhaust, smokey smell of flooding 9 Answers. Duramax Injector Failures-Cause and Prevention LB7: Many LB7 owners have had injector issues. dont worry theyll figure out how to bypass that crap in no time and then you can let the smoke roll. Causes of Diesel Engine Smoke - By Color. I have a 2004 GMC with the LB7. When combustion is incomplete, a diesel mist comes from the exhaust. Has good power, boost gauge goes to 20psi and egt gauge (goes to pass side manifold) stays under 800, idle around 250. I am working on a friends 2003 Chevy 3500 4x4 crew cab dually that he bought new and it now has 90K on it. 7 volt glow plugs, requiring 2 seconds to heat up to 1,000°C (1,832°F). Black smoke comes from air leaks in the intake system downstream of the MAF sensor. DIY Diesel Engine Diagnostics Tool. Jeep was overheating, I had a cylinder 5 misfire, and white smoke in the exhaust. I took it to a local import shop and after two weeks they seemed to think it was a bad IP, so I bought a used one with 140,000 KM on it. It fades after a block or so. One symptom of a cracked injector is excessive white smoke coming from the tailpipe, which is generally most noticeable at idle, especially while sitting in traffic. Lots Of White Smoke Out of Exhaust Pipe. White or Blue smoke at idle when cold. 6 duramax white smoke at ideal? Answer. Not sure what the problem is, first thought was head gasket but oil looked fine and when i shut it down it ran fine. Usually you need a 3mm hex. Your injectors are under the valve cover and will leak fuel into the crank case destroying the oil and engine. The thyroid gland produces an important hormone to regulate the needs of the body. Hot Shot's Secret created our diesel diagnostic tool to help you identify common symptoms your engine may be experiencing and learn what you can do about them. Temperature is 40 to 50 degrees. All injectors just tested. A sticking piston and needle will cause wild amounts of white or black smoke and noise when the injector dumps far more fuel than that cylinder can handle. When the engine is started cold, regardless of the outside temperature, the idle is rough and there is a noticable power loss. This case study used an aftermarket scan tool example, it shows the air leak PID, which is a built-in leak indicator. If I shift into neutral the smoke goes away, along with the rough idle. Car has rough idle, big loss of power, black smoke from exhaust, smokey smell of flooding 9 Answers. White smoke can be caused by a couple of different things. DIY diesel problem diagnosis Black smoke means there's too much diesel and not enough oxygen, so the carbon in the fuel doesn’t have enough oxygen to combine with. GM Duramax Engines. In many cases, white smoke emanating from the tailpipe (often at idle once the engine reached operating temperature) typically means a worn out injector. 6 duramax that smokes bad at idle in drive and smoke goes away around 1800 rpm. What would make my duramax smoke at idle × Comment Anonymously WHITE SMOKE occurs when. Wine Red 200. You should be getting your truck up to operating temps when you drive. Diesel Smoke tells YOU a Story. Hey guys, I have a bone stock 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. Truck is pristine and no expense spared on maintenance, only the best. Are they all negative, or did you just list them with a dash (indicating they are all positive)?. There may be several reasons for a car smoking white smoke from the exhaust. At an idle (and worse in gear) these early Duramaxes will haze smoke at idle. Is your 2001-2004 Duramax hard to start? White smoke? Loss in fuel economy and power? on BD 1715502 Stock Replacement Common Rail Injector 01-04 GM Duramax LB7 at. we haven't noticed any sign of decrease in performance. I am working on a friends 2003 Chevy 3500 4x4 crew cab dually that he bought new and it now has 90K on it. If Bosch is so great, why are mine and everyone else's failing with low miles ? I'm nervous of Bosch for replacement. Now this isn’t always the case, but after some trouble shooting we’re usually the go-to shop when diesel drivers need refurbished, rebuilt, or new injectors. When I start my car for the first time every day, I have white smoke come out my exhaust usually for about a minute or two but it runs fine after that. Black smoke comes from air leaks in the intake system downstream of the MAF sensor. No loss in milage or power, headgasket? Any help is greatly appriecated. No white smoke or black smoke, and clears up just off idle. It fades after a block or so. You have a Bosch fuel injection system, same as the GM/Isuzu Duramax. 2l Engine Motor Fits Acura Tl 04 05 06 Vin 6 6th Digit Cylinder Head Oil Pan For Sale Online. White or Blue smoke at idle when cold. Diesel Smoke tells YOU a Story. The next day, my truck started up with zero white smoke, and only a small puff of black smoke upon starting. When it worms up up to 1 minute of cold start; I get white smoke. injectors were replaced 50k ago oil level and coolant level is good i think it might be bad injectors. If Your Diesel Engine Won't Start. 6L Engine Smoke Posted to GM Driveability on 10/24/2011 7 Replies I've got a customer that has a 03 chev. It should be taken as an indication that there is a problem existing (or developing), that will potentially shorten the engine life, or result in unnecessary costs. Parked my 2005 Sunfire last night and everything was fine. I have a 03 Duramax 4x4 and blue smoke comes out of the tailpipe at idle or low speed. Runs and idle's as always. talk about a ton of white smoke. The temperature and the power consumption is controlled between the engine. I just bought the truck 2 weeks ago, 400,000km and injectors were replaced at 280,000km. No loss of power or heavy oil consumption. When I put my foot down in my tdi Fabia I get a bit of a puff out of the back (no sniggering). In this oneHOWTO article, we are going to talk about how to stop white smoke from the exhaust, no matter what the underlying reason is. The truck runs amazing and havnt had any problems aside from the prevalent hard 6-5 shift. Apexi Bomber Iii Exhaust Muffler Mr-s Zzw30 1zz-fe 1999/10-2007/01 162ct037. I can hear the engine "laboring" at one spot and it lunges forward at that exact spot. One symptom of a cracked injector is excessive white smoke coming from the tailpipe, which is generally most noticeable at idle, especially while sitting in traffic. Revised: Thick excessive white smoke from the diesel engine exhaust can be caused by coolant getting into cylinder heads and is commonly known as a blown head gasket, but this is often not the. Remove the engine appearance cover, if equipped. 08 duramax ccsb efi live, air dog 2, isspros, 5 inch exhaust and some other cool things. When the engine is started cold, regardless of the outside temperature, the idle is rough and there is a noticable power loss. I always get white/blue smoke on cold starts even in 40/50 degree days. Diesel Smoke tells YOU a Story. The ECM provides glow plug operation after starting a cold engine, which helps reduce white exhaust smoke and improves idle quality after. If the black smoke is also coinciding with poor engine performance and/or rough idle, you probably have one or more fuel injectors that are leaking. What Goes Wrong? A correct fuel and air ratio must be maintained for optimum performance, economy and emission requirements. First Look: 2011 Duramax Diesel V-8 Engine. 3 and its blowing blue smoke at start up. My symptoms are: Upon cold start (summertime) very rough oscillating idle, sputtering from tailpipe, also lots of moisture from tailpipe, CEL and "multiple cyl misfire" code White smoke upon moderate to hard acceleration. I'm only running 45 overs in my Duramax, but it hazed something awful, I cleared most of it up by getting the pulse tables so the idle fuel amount was close to stock, and fine tuning pilot amount and timing. 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. I am getting white smoke at idle, and a big puff of white smoke when I accelerate from stop after idling for a few minutes. Duramax makes a variety of replacement parts and add-on parts that give diesel truck drivers the pull they need to drive confidently on the road. The design and labor costs dictate a complete set replacement in most cases. White smoke on idle however and starting to worry. The white smoke is the result of normal condensation which builds up inside the exhaust system. So, I did some research on this GM part. Introduced in January of 2004, the RPO code LLY Duramax 6600 incorporates a number of significant technology changes. Hey guys, I have a bone stock 2004. Poor atomization at the nozzle end can also be evident by a white/blue smoke at idle with the engine warm, going away when the engine is under load. No white smoke or black smoke, and clears up just off idle. "Oily" smoke may have blue color with various hues - from transparent blue to blue-white, depending on the engine operating condition, and the degree of the oil heating that got into the cylinders. A common issue with the GM 6. 2002 duramax blows blue smoke at idle - Chevrolet Silverado 2500HD question Excessive white smoke or a coolant type odor coming from the exhaust pipe, along with. C1-71 is the position to add the terminal for the high idle for the Duramax diesel. Simple things to check and sure alot cheaper than injectors. DIY Diesel Engine Diagnostics Tool. No loss of power or heavy oil consumption. Black smoke being produced from the exhaust system of is a sign of too much fuel being processed by the engine. This test uses the Balanced Rate and Cylinder Power Balance test to identify cylinders that are not producing the designed power output. 2001 duramax 2wd (Project truck) Once had a signature that had some bad ass stuff on it. Temperature is 40 to 50 degrees. Air in fuel. White smoke is not caused by the fuel system cleaner, rather it is emitted when the fuel filled into the cylinder is not burning properly due to: petrol/water in the fuel, low engine compression,fuel starvation to the pump, and pump engine timing out. Injectors were changed at 40,000 and 90,000 and it has 126,000 now. * Dirty injectors lean out the air/fuel mixture, causing loss of power, rough idle and sometimes, white exhaust smoke. 3 and its blowing blue smoke at start up. 01-04 LB7 greyish/white smoke at idle, take off and blue smoke. * When white smoke is still visible after full operating temperature, the engine may have one or more bad injectors, miss adjusted ALDA, retarded injection timing, a damaged timing device, or a worn/damaged injection pump. These issues tend to be VERY expensive. Its pretty heavy at times. Continuous white smoke while driving is one of them. Many of us are unaware of the important role the thyroid has in maintaining our over-all health and well being. Why does your 2002 6. Seems that everything points to injectors. 2002 2500hd 6. This is perfectly OK. It's blue in color and smells pretty rich. injectors were replaced 50k ago oil level and coolant level is good i think it might be bad injectors. In my experience, white smoke on hard acceleration can be either carbon build up due that is due to not getting the truck to operating temps, or coolant getting into the cylinder. this is on a built motor and just recently got tuned. Grey/white smoke at idle when the engine is up to temperature is a sure sign. Have a question I thought maybe you guys could offer some insight to. Hot Shot's Secret created our diesel diagnostic tool to help you identify common symptoms your engine may be experiencing and learn what you can do about them. 6L Engine Smoke Posted to GM Driveability on 10/24/2011 7 Replies I've got a customer that has a 03 chev. 00!super Bright Led Reverse Bulb! 96-01 Audi A4 96-01 S4 Smoke Tail Light Assembly. The exhaust will burn your eyes like an old straight piped diesel. 0 engines can leak water and this will cause problems until the EGR cooler is replaced. Climbs hills without going into passing gear and idles pretty good. Air shows starts when I get on the gas after idling. Diesel Smoke tells YOU a Story Basically, smoke from a diesel engine indicates that something is not right. White smoke from a diesel is usually from unburned fuel. It was exposed to temps below 20 degrees on vacation and never behaved this way. 0L PSD 50k mi and '01 Cummins 185kmi) there is nothing visual coming from the exhaust. A buddy of mine sent his injectors off to be rebuilt in his 01'he installed them and vapor locked the motor, pulled the injectors and turned engine over cleaned out cylinders, re installed injectors and truck has a hard start, a ton of white smoke which turns to greyish when you give it fuel, truck has a miss and is not running very good and also has a knock. It is like the car is flooding o. Is white smoke always injectors? Any and all comments welcome. Evidently running too much engine oil caused it to "load up. Took the ride back home for about 8 miles at 35mph. For reference, terminal position C1-70 should have a BROWN wire in place. But my experience has been pilot tuning is the key. 2002 duramax blows blue smoke at idle - Chevrolet Silverado 2500HD question Excessive white smoke or a coolant type odor coming from the exhaust pipe, along with. For some reason, the Bosch injectors could not sustain life in the Duramax. Recently in the Heavy Duty/Fleet forum there has been discussion about white exhaust smoke on these engines at idle. 2003 Duramax LB7 vehicle emits grey/white smoke from tailpipe after extended (5-10 minutes) idle. Diesel Smoke tells YOU a Story. Blue white smoke that burns your eyes is un-burnt fuel; cold temperatures, high altitude and excessive idle time all mean cold combustion and white smoke. White smoke is a sign of a leaking head gasket or an injector stuck open. Seems that everything points to injectors. Your vehicle FAILED its Smog Check for “Visible Smoke” because Smoke was seen coming from your vehicle’s: Tailpipe during the Idle Test Tailpipe during the BAR Snap Test Crankcase during the underhood visual inspection Visible Smoke Color of Smoke Condition Common Causes Blue or Bluish-White Engine or transmission oil being burned. C1-71 is the position to add the terminal for the high idle for the Duramax diesel. Even in my owners manual they say white smoke is normal on cold starts. I agree with nismod05. Noisy or knocking combustion may indicate a leaking injector. Exhaust has blue smoke at idle regardless of temps. It has 165,000 miles on the clock, and I have owned is for nearly eight years. White smoke can be a big problem or not, depending on the thickness. No loss of power or heavy oil consumption. Chevy replaced the injectors about 40k ago and then it was just a cloud of grey smoke. 2002 duramax blows blue smoke at idle - Chevrolet Silverado 2500HD question Excessive white smoke or a coolant type odor coming from the exhaust pipe, along with. BUT just today without towing I got on it and noticed white smoke out the tail. Any help will be much appreciated. How to Tell If Your Duramax Diesel Turbo Is Gone? by Richard Rowe Introduced in 2001 as a joint venture between GM and Isuzu, the Duramax V-8 was the General's bid to one-up Ford and Chrysler's newest generation of powerful and efficient diesels. Lots of folks think this is a normal deal for a diesel. See Engine Coolant Heater on page 2-7. Be like this guy! Get the issue fixed before a bigger one arises. At idle, there's none, right when you hit the gas, there's a ton. Duramax Injector Failures-Cause and Prevention LB7: Many LB7 owners have had injector issues. Listen carefully. Duramax white smoke on acceleration think theres something wrong with my duramax. Learn how to replace it here. Original injectors were changed about 70K under the special policy because of fuel in the oil. The truck runs amazing and havnt had any problems aside from the prevalent hard 6-5 shift. I've read a little online about people referring to a 'lopey' or oscillating idle. White smoke can be a big problem or not, depending on the thickness. Climbs hills without going into passing gear and idles pretty good. 3 white smoke on cold startup But it puffed white smoke for a bit as it warmed up. White smoke is common on most of today's automobiles, especially when the engine is cold - when you have just started it - and when it is cool or cold outside. Hey guys, I have a bone stock 2004. It is deleted with 116k miles. For reference, terminal position C1-70 should have a BROWN wire in place. Learn more in our Diesel 101 diesel education. Blue white smoke that burns your eyes is un-burnt fuel; cold temperatures, high altitude and excessive idle time all mean cold combustion and white smoke. we haven't noticed any sign of decrease in performance. Richie's Truck and Auto 46,368 views. Blue white smoke that burns your eyes is un-burned fuel; cold temperatures, high altitude and excessive idle time all mean cold combustion and white smoke. There may be several reasons for a car smoking white smoke from the exhaust. I'm only running 45 overs in my Duramax, but it hazed something awful, I cleared most of it up by getting the pulse tables so the idle fuel amount was close to stock, and fine tuning pilot amount and timing. I am working on a friends 2003 Chevy 3500 4x4 crew cab dually that he bought new and it now has 90K on it. Continuous white smoke while driving is one of them. I am getting white smoke at idle, and a big puff of white smoke when I accelerate from stop after idling for a few minutes. Its not! That haze is letting you know that one or more injectors are dribbling fuel into the combustion chamber. I didn't see the smoke right away as I was driving through some heavy wind and sand, I was assuming it was that. Whatever I use I want it to be available locally so I can get it when I need it. Introduced in January of 2004, the RPO code LLY Duramax 6600 incorporates a number of significant technology changes. Page 3- T1N Fuel Injectors Information T1N Database. Diesel tech questions from readers and enthusiasts regarding white smoke and maximum number of turbos. If the smoke clears in less than 1 minute, this would be normal depending on temperature and altitude. An injector with stiction can cause an issue where the combustion temperatures are not high enough to completely burn the fuel. 5), the white smoke, hard start, and rough idle points to ball seat erosion in the injectors.