Duramax running rough
duramax running rough 9L 6. 100 21 nbsp 17 Feb 2018 It 39 s a pain in the butt but fixed the problem. All told there are six different iterations of the Duramax LB7 LLY LBZ LMM LML and L5P spanning from 2001 to the present day. 6 Duramax for 2 years but I learned a lot from the guys I work with. My truck Duramax Diesel just recently started idling rough and has excessive exhaust smoke. This bulletin applies to 2010 2014 GMC Savana and Sierra models equipped with the 6. Doesn 39 t seem like it 39 s running rough or still getting air out. Signs of failure include rough idle smoke at idle fuel in oil raw fuel smell in cab fuel If it happens you will know the truck will run like crap and it will have no power. 6L LB7 Duramax 2004. Rough Country Cab Length HD2 Running Boards are designed exclusively to fit all 1999 to 2006 Chevrolet Silverado 1500 Extended Cab models. Is this a good deal for a 2002 Duramax Dec 11 2017 Duramax LLY Lly duramax runs good when cold but runs and idles rough when engine warmed up If this is your first visit be sure to check out the FAQ by clicking the link above. Some Chevy systems are two speed and some single speed. Rough idle and maybe some spitting and sputters when given high revs to motor in park. body rough. The new Duramax should allow for easier and more confident hauling and trailering the companies point out along with a 19 increase in max torque over the current Duramax 6. com 2Fulk 2 May 16 2017 Duramax LLY Lly duramax runs good when cold but runs and idles rough when engine warmed up If this is your first visit be sure to check out the FAQ by clicking the link above. I 39 ve been modding it and adding power to it ever sense. 5in Bolt On Kit offers easy installation and aggressive good looks at an incredible value. Re Signs of bad injectors. While the engine is warming make sure it deactivates the choke linkage. 6 LB7 Long Block Engine 5 Year 100K Mile Warranty Our street series of engines are DFC s flagship product. The best way to increase your diesel truck 39 s fuel mileage is to upgrade with a MPG Performance Module or Duramax Tuner. LML Duramax Diesel Allison Tranny. Duramax Diesels Forum gt Duramax Diesel Technical gt Duramax Hard Parts gt LLY Help Rough Idle LLY Jan 27 2020 A Rough N Ready GMC Duramax Project Begins By Chris Tobin January 27 2020 Like many gearheads I like to keep my eye out for good deals and come across ones that I am drawn to all the time in most cases for one reason or another typically a lack of available funds I have to pass on the deal and generally live to regret it. I recommend 3 key things Added Filtration Lift Pump and Quality Fuel Additive as noted in my Tech Tip Duramax Injector Failures I can make no promises that your injectors will last forever but something needs to be done and if dirt and debris is the cause these Mar 08 2010 Re Diesel runs rough once warm If the fuel filter is plugging up it will run okay at idle and until you put some load on it and start trying to draw more fuel through the filter. Built for work trucks daily drivers and the diesel enthusiast in mind these engines are a vast improvement from stock as they contain important These Rough Country Cab Length HD2 Running Boards are rigidly built from heavy gauge steel and are fabricated into a single unit enhancing their strength and durability. The owner before me didn 39 t take the best of care of the vehicle and have been fixing things as I go. It has 35 000 actual miles. A bad cap vent can produce a range of engine running problems that include no starts stalling poor performance or air in the fuel lines. The engine idle will be rough frequently stumbling and unable to hold a steady idle rpm. Slight white smoke is pretty common during morning start ups. 5 2010 LMM Duramax This was the first year that the diesel particulate filter appeared on the Duramax engines. Try unplugging and plugging them in see if anything changes. Hi I m selling my 2003 Chevy Silverado 2500HD Duramax Crew cab short bed. The rpm may be sporadic raising and lowering Engine will crank but not start and it doesn 39 t seem like it 39 s getting any fuel when cranking no smoke out tailpipe. 6L diesel give us a call about our exchange units. It will also smoke quite a bit till things warm up. 5 duramax. He replaced the wiring to the injectors on that side of the engine and it didn 39 t help. Running the Six Gun on level 6 is not a good idea especially at highway speeds or with a load nbsp Common problems typically associated with the 6. Would be road worthy with new rear b Rough Country Cab Length Running Boards are warranted to be free from defects in material and craftsmanship for the life of the vehicle. Feb 21 2011 My 2004 duramax began running rough and lost power. The LB7 engine set to change everyone 39 s notion of GM 39 s stance in the light duty diesel market and they haven 39 t look back since. The horsepower was increased to 360 and torque to 650. 8L Duramax. Apr 30 2007 Duramax quot rev limiter quot On a recent trip I was in tow haul mode and stepped on the petal pretty hard to get around a slow moving truck and the engine appeared to die. 05 duramax surging Aug 18 2012 2007 duramax fueled up today two days ago ghange fuel filter light came on went to go out truck was hard starting but strarted came home started a couple of times fine but was running a little rough f read more Hey guys I have a bone stock 2004. Here are the common cause of surges cold stalls stalls at stops slow idle speed erratic idle speed rough idle and engine hesitation and other problems it is in most cases the idle speed control air bypass valve and or throttle valve and upper Aug 31 2012 Re HELP 2008 Silverado idles runs rough No codes Aug 31 2012 3 21pm It might be fuel related dirty injectors carboned up etc. These bolts secure the fulcrum of the lever that opens the valve. fast idle installation instructions for lb7 duramax. Oct 12 2007 I have a 2003 Ford F350 with a 6. Have a spare tire and wheel that is also new. 6l lb7 duramax diesel with. 6L Duramax diesel engine. 6L LB7 Duramax engine is white smoke at idle. Air tilt cruise power windows locks seat and mirrors. 100 21. Many fail as early as 50k miles. 164k miles leather Bradford flatbed flame tow hitch I am looking for a Duramax that might be rough on the outside but really Im Rough Idle After New Wires Plugs Bank Sensor And Guys 2003 Silverado 2wd 5. If diagnosis shows you need to replace them on your Chevy Duramax 6. If the engine goes into rough idle when WARM it cannot be the glowplugs. 5L offerings faltered behind the Powerstroke and Cummins offerings in terms of overall power and reliability. The truck still runs strong other than idle and gets decent mileage14 18. Aug 05 2020 Duramax LB7 Problems when Tuned Running High Horsepower Since the LB7 is a bit behind the performance curve compared to more modern diesel engines performance modifications are common. A rough running engine can mean that there is an injector that has broken beyond the point of our product cleaning it. The 6. Read the results right here. Possessing a max towing capability of 9 100 lbs. D. Duramax surging when idling in gear at a stoplight 2005 gmc 3500. GM made some good changes to really improve the truck. 6 Diesel Surging Problem Fixed Duramax Diesel Surging Surging Turbo Diesel Rough Idle nbsp 30 Oct 2009 I 39 ve been running off road diesel but there 39 s really no difference but the color. 1 18 of 18 Posts. 8 some parts do swap piston liners are almost identical as is valve train Mar 14 2015 2004 silverado 2500hd with lb7 duramax. they changed oil air filter topped the fluids. Drives fine down the highway no smoke and no surging or rough running. To assure optimum performance form any DMAX engine you need some heavy duty oil that provides both protection and lubrication at the same time. Every year emissions get stricter and it has forced GM to make major changed to the 6. The crankshaft nbsp 14 Nov 2013 Truck runs awesome and balance rates all show awesome until she gets up to operating temps then balance rates show nothing. If the code is a P0193 low rail pressure most mechanics would say replace your fuel filter however if you have a newer fuel filter you may have a much larger problem. I. We took off the valve covers and found two of the rocker arm bolts were loose. use a factory filter or you may want to contact Imler he has a retrofit kit to use a cheaper and better CAT filter on a stock duramax housing by using an adapter. Try a potent fuel system cleaner with a fresh tank of gas. 6 LLY gt Duramax normal operating temp Discussion in 39 GM Duramax 6. I can hear the engine quot laboring quot at one spot and it lunges forward at that exact spot. 6L L5P Duramax 2016 20 Colorado Canyon 2. 16 Dec 2019 A Duramax truck with stock injectors and tuning at operating temperature should idle with a calculated fuel rate CFR of 7 9 mm and that is nbsp First introduced in 2004 the Duramax LLY engine is a 32 valve turbocharged diesel engine made popular by the Hummer H1 Chevy Silverado and GMC Sierra nbsp 8 Dec 2019 Have you ever been body slammed to the asphalt Cuz that 39 s what this Duramax just felt and it still runs fine Didn 39 t quite expect the nbsp . In order to Crankcase overfull fuel dilution can cause a rough run and balance rates out of specification. If your diesel ran normally throughout the summer but began acting up when the temperature began to fall change the fuel filter as a first step in troubleshooting but keep in mind that a plugged fuel tank Rough Country 3. I did add some Rough running engine Black smoke from tail pipe Stalling Engine hard start or stalling after it starts Possible other driveability symptoms Possible Causes. If I floor it when I 39 m cruising down the road it takes forever to take off. The LB7 trucks were notorious for injector failure. Some folks have a consistent leak while others tend to only leak when the engine is cold. 6L LB7 Duramax V 8 diesel engine the current L5P 6. for four wheel models all of that low end torque allows you to pull heavy loads maximizing your fuel economy Re 95 GMC runs rough Jun 10 2014 4 21am When my EGR went out on my 93 it would run rough almost like it had a big cam in it I believe it threw the check engine light too. 18 Nov 2012 Loss of power and runs rough Duramax 6600. U. Share Save. 2006 2007 LBZ Duramax This generation of engine received more fueling system upgrades a larger egr cooler and internal engine durability upgrades. 2004 Chevrolet C4500. it runs fine when i first start it but soon idles low rough but only in gear. I have assummed that it was a fuel starvation. will consider trading down with cash on ur end Location Afton Price 6500 Read more The first feature of the High Idle is designed to increase the RPM of the Duramax Truck. Choose the all new 6. diesels I had a 2004 6. Application. This case study used an aftermarket scan tool example it shows the air leak PID which is a built in leak indicator. Apr 12 2017. We ve seen a 150 000 mile stock bottom end LB7 equipped with 60 percent over nozzles stroker CP3 and a 66mm turbo live several years at 700 rwhp. After fueling I left the station and made it to the end of the parking lot when I noticed a decrease in power then about a 1 2 mile down the road it started to run rough. 6 liter Duramax is produced by DMAX which is a joint venture between GM and Isuzu. Rims and tires alone were 3 000 new. What actually goes bad nbsp A common issue with the GM 6. Only code set is for the number 6 glow plug which is presumably burnt out. g. This photo shows the forged steel crankshafts before machining. It s no longer necessary to exit the vehicle and manually lock the hubs on the front wheels. Sounds like injectors are not firing because valves r knocking loudly 2004 duramax my diesel has no power and won 39 t run bucks at anything over 2000 rpm Idles and starts fine just can 39 t accelerate. I can only notice it when its in gear and i am at a stop. That means that TONS of used Duramaxes are running around with old leaky injectors in them. Mar 03 2011 It is a good on the fly way to check your injectors if it is an erratic rough idle chances are you have nothing to worry about. Average failure mileage is 7 350 miles. GDP. 6 liter duramax engine with 138kpower windows power locks cruise controltinted windows back up camera factory towing exhaust brakefour new tires new brakes runs and drives nicecontact scott 734 347 3959apex auto sales llc. 6. Glow plug issues are more than likely fixed on any LLY by now. ShowMeTheParts is changing how the world finds replacement parts for their vehicles. 0 out of 5 stars Installed on 2018 2500HD LT Duramax Crew Cab with DEF Tank Looks Jan 26 2017 Easy step by step guide on how to repair an automotive engine that is surging this information pertains to most vehicles and is listed in the order of popularity. And all of them are out of warranty now. 2007. 63 ft x 24. I notice that the throttle response is very slow. This can produce long cranks and hard starts. It feels like multiple misfires in a row Jun 07 2012 Hello. While the engine is running and in park the cruise control device can be switched on and the engine will begin to increase the RPM to 1 200. Also pull the dip stick and see how the oil looks can be don t at any temp with engine running or off just make sure it looks good and isn t milky or anything. Take your truck to new heights with this excellent option for your 2011 2019 Duramax Truck. On the contrary there are always die hard Duramax owners willing to push the limits and prove everyone wrong. Worn and damaged injectors are often the cause however there are other causes nbsp 27 Jan 2020 After finding this rusty 2005 GMC Sierra 2500 HD with a running Duramax diesel engine and Allison transmission on eBay we ventured up to nbsp 14 Aug 2020 Common Duramax Diesel Problems Troubleshooting and Solutions. This started the day after I filled the tank up so I siphoned out all the fuel and replaced with different fuel seemd a better for about a 50 mile trip then started acting up again. when i put it in park or nuetral it idle up but it still lopes. Aug 18 2020 AFR codes running lean Duramax LLY 6. Had the BB Tune bump the idle up to 600 at 1000 miles and that seemed to eliminate it for the time being. This truck runs and drives great has no issues at all trucks also still has 1 owner southern truck2016 chevy duramax 2500hd crew cab 4x4 tuned and deleted 6. Quality Assured Rough Country 95920 3 quot Bolt On Suspension Lift Kit w Upper Control Arms for 2011 2019 GM 6. 0 votes . Once the exhaust gasses leave the variable geometry turbo they enter a diesel oxidation catalyst before being sent to a selective A clogged ERG valve will manifest itself in the idle circuit. 292. Oct 25 2012 You probably have bad injector or injectors but they all don 39 t go bad at once so it should still run. The glow plugs burn out over time and can be a real nuisance to remove from the aluminum heads sometimes. This article is just what I needed besides my owner s manual to help me maintain the truck in tip top condition. 5 wheels with new tires and new rough country running boards. my last truck another gm and a ranger b4 that went Excessive smoke poor fuel economy rough running sluggish response or even high vehicle mileage are signs that your injectors might be wearing out. It may go 30 miles and it may not go but 10 before it acts up. 6L Duramax firing order is 1 2 7 8 4 5 6 3. And Monday before than can complete the job. The Duramax is a General Motors V8 diesel engine for trucks. the 4cyl 5. Gain 10 20 more miles per gallon with your diesel truck. Body in rough shape. December 26 2018 Story By Mike McGlothlin As if its class leading horsepower rating of 445hp and 910 lb ft of torque available at a low 1 600 rpm wasn t enough upon its release GM also claimed the L5P made use of the most robust Duramax crankcase ever cast. 208 359 9939 8500 Beverly Boulevard Los Angeles CA 90048. Air in fuel Will cause a rough idle clatter and no throttle response because the engine is in limp mode and running on four cylinders. 6L L5P Duramax 2020 GM 6. Hello I have read some postings about some problems with duramax going into Limp mode. Took for an oil change. Fully certified. Chevy GMC Duramax 1982 2000 GM 6. 9L 6. It has the Allison automatic. Kennedy Diesel is your source for Duramax performance. Whether you currently own a Duramax powered Silverado or Sierra or you have considered purchasing a used GM diesel pickup the question will cross your mind regarding what problems you may experience with the engine. 5 2010 GM 6. factory cruise control mittie m. This is a nice well maintained 2006 GMC Duramax Diesel 4X4 Crew Cab. 8l engine started running really rough at idle. 6L Duramax is the most recent and most powerful. 6 Duramax LB7 Nov 08 2005 Home gt GM Specific Tech Forums gt GM Duramax 6. The bed has been Rhino lined. I wouldn t worry about the injectors until it s starts idling rough or running rough. It s a pain in the butt but fixed the problem. Duramax with a 6 Chevrolet C4500 Flatbed South Houston 10000 Sep 22 2020 Duramax diesel engines are known for having injector failure issues. com has all the equipment necessary to clean and accurately test common rail Duramax and Cummins 2001 present including piezo and H. I currently have a 2012 ram mega cab longhorn with the rams shitty transmission but I haven t had any problems with it yet other than i changed out the shift silinoids and The Duramax has proven to be a reliable engine since its introduction back in 2001. What could it be maxwedge. dirtrider Member. Whether you are looking to tow or race we have what you need to make your truck perform. 26 Feb 2017 The problem was the running excessively rough. 6 Duramax over the years. and a max payload of 1 830 lbs. Com website uses advanced filtering techniques to connect our parts with your vehicle. 5 2005 LLY . 0 injectors. Rest assured InjectorsDirect. 6 V8 shares no parts with the 7. 6l RPO LML VIN code 8 is the latest version 2011 2016 of the Isuzu GM Duramax V8 diesel engine and actually a further advanced version of the LMM engine with the majority of the changes addressing a required drastic reduction in engine emissions. Truck was running fine up till now. 7 S 0 P O N S O A R P A 7 E E D 1 1 U J 1 0 F J 1 1 See search results that fit your vehicle Oct 18 2014 duramax diesel auto runs and drives good. Just picked up an 01 3500 mason dump duramax with about 60 000 miles on it and the truck idles kinda rough and if you just free rev the engine it breaks up a little bit. My low fuel light came on and I stopped by my regular fuel station. Start new topic Recommended Posts. If the compression is weak or highly imbalanced you will not be able to solve the rough running problem short of an engine overhaul. This is a known problem with the LB7 and GM extended the warranty on these injectors to 7 yrs 200 000 miles. Jun 10 2020 The stock 6. initial version 11 12 2002. It also has a 5th wheel hitch. Sep 12 2020 FOR SALE Glens Falls NY 2002 2500HD Duramax LTZ. 3 W 90k. Is a solid good running truck. com rover 0 0 0 mpre https 3A 2F 2Fwww. The vehicle may experience a hard start no start rough running and low fuel pressure and or DTCs P0087 P0088 P0191 and P128E. 09 15 2016 07 11 AM. 6L Duramax Diesel. www. GM recognized this issue and actually had The Duramax 3. 7 liter runs rough. You may need to crank the engine for 10 to 15 seconds before it starts and runs. They are capable of up to five injection events per cycle and run up to 26 500 PSI . It was the fuel pressure regulator or FPR as people keep commenting. Find an extensive list of symptoms trouble codes fluid capacities and technical service bulletins for your 6. The motor 39 s quot oil burner quot moniker was once well earned as legions of trucks and trains would pour through the countryside spewing massive clouds of evil looking black smoke. Although this can be caused by several different factors FASS Filtration Systems eliminate those that are fuel related. 6L Duramax at Alligator Performance Free Shipping orders over 49. You may have to register before you can post click the register link above to proceed. 6L V8 Duramax Diesel Trucks LML engine 2010 2011 Chevrolet Express Duramax LGH engine A reviewer has tested the fuel economy of the 2020 GMC Sierra AT4 with the 6. I had a fuel filter plug up on a diesel truck I had it still ran okay but way down on power. 6 duramax engine lbz to get e mail alerts and updates on your eBay Feed. As the engine warms up and the cylinders with the bad glow plugs warm up from compression and misfiring they will smooth out. They poured some 3M gas additive in the tank and the idle cleared up and light went off. The success of the Duramax 6600 is largely due to the design and engineering that went into the engine. Let s take a look at the D Max over the years 6. If the engine is shut down the moment any of these symptoms start to occur there is a chance that most or all of the injectors can be recovered by simply purging the fuel system and replacing the fuel filter. Engine runs rough Losing fuel unexpectedly and poor gas mileage What engine is compatible with Duramax fuel injector parts Duramax makes a V8 diesel engine created by General Motors. on march 22 2009 the ses light came on and the truck started running rough and lost engine power just like it did on january 23 . Dec 05 2011 2004 CHEVY 2500 DURAMAX DIESEL P0641. Jun 14 2016 Help Rough Idle LLY LLY. it is actually a tow truck 17 or 19 39 rollback. Aug 04 2020 The lines on the Duramax LBZ have a design fault at the crimp to where the crimp isn t suitable enough to hold onto the line and prevent fluid from leaking. 00 amp Free Shipping Apr 23 2018 on march 21 2009 the ses light came on and the truck sounded different running but did not lose power. If it is a definate or noticeable quot miss quot then you best be checking your balance rates or having the thing checked out. 6L Duramax diesel engine RPO L5P and Allison 6 speed transmission RPO MW7 available in 2017 2018 Silverado Sierra and 2019 nbsp The duramax is a great motor very efficient and reliable. Apr 03 2010 Duramax Wont Run Over 2000 Rpm. 00 Glacier Diesel Power 0307 TVK The LML Duramax started in 2011 and is still running in current models as of 2016. Back fires out the throttlebody. Average failure mileage is 45 000 miles. The High Idle can also raise the RPM to 1 800 by pushing on the acceleration switch for the cruise control. Valspar Duramax High Hiding Paint Primer with FlexShield365 Technology goes on thick to create an impervious bond that bridges and seals hairline cracks for worry free weather protection that won t crack peel or split even in extreme climates. Nov 17 2011 I have a 2001 Ford Excursion and it is doing the same thing. 6L Reliability. 6L Turbo Diesel V8 paired with an all new Allison 10 speed automatic transmission. I have a 2002 gmc with a 6. Nov 24 2018 One thing the 01 04 LB7 Duramax is notorious for is injector failure. FPRV doesn 39 t cause it to run rough but the FPR Fuel Pressure Regulator does if it is Duramax Second Generation 2004. In fact if I was to recommend any modification to the 2004 2005 LLY Duramax this now tops my list. 6L Duramax has been in production since 2001 and has proved on a large scale to be a relatively reliable and durable platform. While various versions of the engine have surfaced over the years all generations of the Duramax are based on the same foundation. 5L Non Duramax 2001 2004 GM 6. I Have Been Getting Codes For Maf O2 Etc. 7L Cummins for getting fuel pressure. Once you reach the 550rwhp mark the LB7 is very prone to bending rods and also snapping crankshafts. Im thinking injectors but there are no trouble codes reported on my reader. No blow by and does not smoke. Engine light came on and the code is P2149 open circuit on quot B quot injectors. Built with a 5 quot wide pad for maximum step area these Running Boards feature a unique styling with a flat panel design and sharp edges for a clean modern rugged look. 6 Duramax Engine Basics. 7 S 0 P O N S O A R P A 7 E E D 1 1 U J 1 0 F J 1 1 See search results that fit your vehicle Save 6. Buy Rough Country HD2 Running Boards fits 07 18 Chevy Silverado GMC Sierra 4. 5 quot Leveling Kit. I left it overnight then replaced the relay and was able to start again Now it runs rough throws P0303 Cylinder 3 misfire detected . Previous to the Duramax their 6. 7 Jun 2010 as stated above when you are sitting at an idle it will surge every two or three seconds. They had it all day and called about 4 30 to tell me it 39 s injectors and its covered under the GM Duramax 5 year 100 000 warranty. It also offers a best in class EPA estimated 23 MPG city and 33 highway on 2WD models. 6500 firm trades for lifted trucks gas or diesel. It started running rough at idle only. Jun 24 2016 Earlier this year car started running rough. 6 Duramax Diesel with Fuel Pressure Regulator. You cannot have any leaks in the fuel lines in the fuel system before or after the pump it will not start or run with air in the system. On Star Nav radio with blue tooth and back up camera. Has 14 39 flat bed with gooseneck and with drop gates. 2 Jun 2019 transmission and the Duramax 6. As of recent the truck will blow out white smoke after a couple of minutes of running. 215 000 miles. Excessive smoke poor fuel economy rough running sluggish response or even high vehicle mileage are signs that your injectors might be wearing out. Generally most owners and service techs are well aware of the importance of keeping a clean fuel system by running clean high quality fuel lubricity additives and routine fuel filter changes along with all other required maintenance. Join the thousands of Powerstroke Duramax and Cummins diesel truck owners. DuraMax Building Products Common 12 ft x 26 ft Interior Dimensions 10. we changed the camshaft sensor car ran fine. May 26 2017 The GMC Duramax Diesel 6. driving down the road it does fine never sputters or struggles but once i stop at a light it starts the rough idle. I can 39 t explain why but if I puch the accellerator to the floor and let it crank for about 5 seconds it starts idles rough then goes on as if nothing happens. If the rocker arm bolts are loose it will cause the valve to open at the wrong time. The leather interior and dash are in great condition. When you select your vehicle using our Search By Vehicle tool our website is programmed to h FASS Titanium Fuel Systems are an important upgrade for Duramax diesels because they don t come with a factory lift pump like other diesels. HOME Login Logout Shop Mar 08 2002 If one or two are dead those cylinders will be cold and not firing properly when first started causing rough idle when COLD. Tips on performance fuel economy troubleshooting and more. diagnostics showed problems with the fuel injector module. Crew cab long box 4x4 Duramax diesel. Duramax 6600 Welcome to the Internet 39 s first Duramax 6600 diesel discussion forum for the LB7 LLY LBZ LMM LML LGH amp L5P RPO code engines. Rough country brackets amp Off brand light bar 2016 Brownstone Duramax Z71 View My Build She ran fine and still runs fine takes a while to heat up to 240 but A little blow by is normal but you don t want a lot. 6 liter Duramax V8 engine on a highway city test loop. Fixed a customers Surging 6. Apr 10 2016 Some 2011 F Super Duty vehicles equipped with a 6. 320K miles. Archive 01 Duramax No Power rough idle LB7 GM Duramax. Part 95920 Does NOT Fit Overload springs or Magnetic Ride Control Rough Country 39 s 3. start hesitation miss rough idle smoke on start up surge in reverse and just ONE of these or a combination could be related to the most common part to fail on these engines the PMD. Glow Plug System Issues Nearly half of the check engine lights that come in for the Duramax pickups are for glow plugs. alum wheels w summer tires steel wheels with winter tires. Mar 21 2012 EGR Deleted 6. The Iron Cross 522 8280 Patriot Step Running Boards add style and function to your 2001 2010 GM 2500HD 3500HD Extended Cab Pickup. Could it be bad fuel or is it more likely a Fuel Injector Problem. This is worrying me because I don t know how serious it is The truck runs fine and gets the same fuel mileage that it always did and there are no codes It has the Allison transmission and the Duramax 6. 6L V8 gas engine or the available legendary Duramax 6. Fits 2011 2019 Chevy GMC 2500 3500 HD . The 2017 GMC Sierra 1500 has 7 problems reported for engine runs rough. 2L and 6. 2 is on the drivers side. No matter how beautiful the poem you will only be graded on punctuation This issue has been resolved since February 2013. 6l duramax that has 162k. it also seems the longer i sit the worst it gets. SOURCE 2004 f350 6. But it will be Friday before than can get them. warrens2500hd 0 warrens2500hd 0 Jul 11 2010 Another way to get your duramax into limp mode is to forget to replace the fuel cap get on a on ramp and give er the beans Apparently the fuel system doesn t remain pressurized properly and just when the duramax goes looking for an extra dose of fuel it gets none and gets crabby about it. This 4x4 system is operated with a transfer case knob on the dash board. It isn 39 t running hot. 6L V8 RPO L5P diesel engine controlled hill descent in rough terrain without the driver needing to touch the allows the engine to keep running for up to 15 minutes to allow it to cool nbsp 13 Dec 2018 The 6. 7 Cummins trucks which were equipped with an almost identical CP3 were equipped with a lift pump and the newest L5P Duramax has one all of which suggests a lift pump is an important part of a diesel fuel system. 6 and it is a 2005 model C4500 Top Kick capacity 15000lbs. Just rough n vibration is bad n idling rough. 99 208. apexautosales. I am leaving this video on youtube for Feb 17 2015 It will intermittently run rough but most of the time it runs smooth and just smokes. It will sometimes bump it 39 s idle up to 1200 rpm and there is no way to bring it down. Jun 18 2018 These are pictures of my pickup truck. it belongs to a friend of mine whom i do side work for. May have blown fuel pump relay got P0200 P0200 Injector Circuit Malfunction Injector Control Circuit while driving it ran rough and smoked and then it wouldn 39 t start. The 2003 Chevrolet Silverado has 7 problems reported for rough idle runs roughly. 6L V 8 Turbo engine seen here during the 2011 New York International Auto Show is at the center of a new lawsuit over emissions. The Duramax has long been susceptible to fuel starvation failures because the engine doesn 39 t use a lift pump to feed the primary pressure pump. Jul 03 2002 This weekend my check engine light came on and the truck started running rough when given any throttle. This may have been inspired by the fact that certain government agencies forced some terrible changes to be made to all diesels but regardless the changes have been made. He 39 s right when it is really cold out you can expect your diesel to run rough until it warms up. Ive had a slight rough idle since around 500 miles driving the truck with it progressively getting worse over time. they are causing damage to injectors. Rough Idle After New Wires Plugs Bank Sensor And Guys 2003 Silverado 2wd 5. and said 2 codes camshaft sensor and P0456 small EVAP leak. 0 diesel. Embossed non skid plates located at the front and rear entry points and prevent slippage when entering and exiting your truck. Duramax Intake Exhaust Leak Check Shortcut The manual is over 200 pages long the case study below is a quick sample to show how we leverage underused PIDs to save hours of testing. Apr 19 2011 Hey guys I have a bone stock 2004. Give your truck a unique style and commanding presence with Rough Country HD2 Running Boards. 7L Runs very rough when cold Hi 05 2500 Chevy Duramax EFI Live Tuned 01 2500 Chevy Duramax ZF6 EFI Live Tuned. Last week after I filled up it started running rough like it is missing. After checking the oil and finding it had fuel in it I drained the 5gals of fuel oil and changed the read more Feb 06 2012 I have a 07 Lbz duramax it started running rough and smoke started coming out the exhaust and here for a while now when Answered by a verified GM Mechanic We use cookies to give you the best possible experience on our website. moto mayhem 19. 2001 2003 6. This truck also runs poorly when it 39 s cold which I suspect is normal. 6 duramax engine and transmission to get e mail alerts and updates on your eBay Feed. The smoke is usually whitish on a cold startup. My Duramax finally took a dump it went to running bad enough that I gave up and took it in to the dealer. Factory 18 inch aluminum wheels with 35 inch MICKEY THOMPSON ATZ tires. Misfire DTCs including P0300 may be set in the engine control module ECM . fuel return rates which cause hard starting and rough running especially noticeable at idle. This would cause a rough loping idle and poor performance under heavy engine load. 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. it was running fine but the injectors were going bad so I replaced all 8 with bosch remans and new hp lines. 7 running rough. We also carry filters shocks floor mats and other useful service parts Mar 15 2010 Fuel contamination issues can be manifest by a rough running engine white or grey smoke or fuel knock. In between the rough and final machining process the crankshafts receive a nitride surface treatment to improve wear resistance and durability. 1st was about a 2 months ago took it in and mechanic said it might be bad gas codes I believe misfires on 2 4 6 8 . Also I notice when I start from a stop it has a hesitation just after it starts to go. the check engine light came on today again. Feb 27 2020 In quot Killing a Duramax quot a YouTube video series Gale Banks is pushing GM 39 s diesel engine toward 1 000 horsepower to discover which parts break and when. needs power steering line and window motor. 5 2005 GM 6. My truck keeps running with a rough idle and the engine light goes on. Right exhaust manifold runs red hot. changed the stock fuel filter to a nicktane then back to stock to see if 2005 LLY Duramax ZF6 6 speed with 220 000 km 135 000 miles . If you set the oil cap on the fill tube upside down it shouldn t be enough pressure to blow it off. Iused Some customers of 2001 04 model year Chevrolet Silverado GMC Sierra 2003 04 Chevrolet Kodiak and GMC TopKick vehicles equipped with a 6. This truck is very well maintained. 6 LLY 39 started by budkole Oct 27 2005 . Duramax Life Decals click here or go to EBay and type Duramax life in the search https rover. i have a snap nbsp PDF 2011 2016 6. dragosljvich. However once the engine reaches FULL operating temperature the idle is smooth and power returns. The Engine light has come on and the owners manual does say bad fuel can cause these symtoms. However noted Duramax engine builders such as Jeremy Wagler of Wagler Competition Products Guy Tripp of SoCal Diesel and many others 6. Check the manufacturer site for more details. I can pull off and it will reset in about 5 min. The LB7 injector job is pretty significant. Diesel enthusiasts often refer to their beloved powerplants by a title once considered more of an epithet than anything else. May 04 2007 i 39 ve got an 04 duramax diesel 6. Search Fixya Suddendly start running rough and worser on overdrive also FWIW a warning to those out there running duramax 39 s if your using the plastic NAPA or Carquest fuel filter get rid of it NOW. See why changing your filters fluids and warming your engine up can add to a long service life I just experienced a similar problem today. 6L. 8L LWN Duramax Dodge Dec 26 2018 Duramax History Lesson 6 L5P. This is a customer 39 s 2002 that he brought in because he thought it might need injectors. Chevy uses an electronic control to transfer the power from two wheel drive to four wheel drive. Aug 31 2020 FOR SALE Quad Cities IL Nice running duramax Virtually rust free Clean interior 4 x4 Trailer tow package Like new tires Location Davenport ia Price Browse Steps Running Boards for Duramax Products Sort Best Match Lowest Price Highest Price Best Rating Most Reviews List A Z List Z A Newest Oldest View 12 24 48 60 96 400 Before you see a Chevrolet Silverado 2500 Duramax going toe to toe with a Dodge Ram 2500 Cummins place all your preconceived notions aside. 6L LLY Duramax 2006 2007 GM 6. Should I keep driving through this tank of gas or take it in. If I disable the glow plugs and give it a very light whiff of ether it will fire right up and stay running as long as I hold the pedal enough to keep it above 1300 RPMs. The two primary failure points of the factory injectors are internal cracking of the injector body itself and corrosion induced failure of the internal ball seat. it goes up about 50rpm 39 s no check engine light and it runs pretty good nbsp Typical LLY Duramax injector failure is high fuel return rates which cause hard starting and rough running especially noticeable at idle. After stopping for lunch the owner was dismayed to find that his Duramax immediately went into limp mode as the engine started. Body is rust free with the exception of a little rust on the rocker panels. Brand new 3. ICP sensor can affect your truck in a similar way. If you pump the priming pump and it hold pres let it siit for a while recheck. 2016 Chevrolet crew cab 3500hd 4wd flatbed with 89 778 miles has the 6. As the first batch of trucks started reaching the 100 000 mile mark it became apparent there were some issues with the new engine and one of the first symptoms exhibited would be a rough idle from the LB7 excessive smoke from the exhaust long cranking times and even fuel diluting the oil in the crank case. While there are a variety of reasons your Chevrolet Trailblazer has a rough idle the most common 3 are a vacuum leak an issue with the spark plugs or a problem with the ignition coil. 9 and 6. now it has an idle shake gets worse till 1500 rpm then the shake goes away. I just don 39 t want to hurt the engine. It cranked readily but wouldn 39 t fire. this time was running fine and the light just came on w just over 56k on the truck stuff like this just shouldn 39 t happen. Save 6. Cause Multiple root causes are possible but in the most likely scenario an intake or exhaust pushrod has broken at the upper cup causing no lift on the valves for that cylinder. the most common failures you may run into with each version of the Duramax and one of the first symptoms exhibited would be a rough idle from the nbsp 21 Jan 2017 Stopped in the driveway you can see the rough idle. March 20th 2012 7. sounds like a gas engine that is cammed up. I Have Replaced Plugs Wires 3 Bank O2 Back And Jun 4 2013 This 2004 GMC Sierra 1500 4WD is running Fuel Hostage 20x12 44 wheels Toyo Tires Open Country M T tires with Suspension Lift 6 quot suspension. The truck I have is a 2001 2500 4X4 runs great until I put a load on it. Runs and shifts excellent no problems whatsoever. com was founded in 2006 and created a site which houses some of the best known Duramax tech you can find. I can minimize the surging by putting Marvel Mystery Oil in the diesel. So it basically turns over and the rpms go up to about 1500 then drops to 500 rpms sooner then is should when its cold out and most of the time it will stall out. E. I have 04 Duramax sometimes runs rough loss of power and smokes gives codes 0341 0335 0374 Cars amp Trucks question Rough Idle on my 2004 Chevy Silverado Ive owned my 2004 Silverado truck for alittle over 2 years and this is the Chevrolet 2004 Silverado question Hello I own a 2003 Silverado 2500HD 6. 7 of them are the originals that came in the truck when he bought it in November of 2005 Detroit 12. Apr 09 2012 Ray I had a 2002 GMC 2500HD with the Duramax and I had problems with the injectors that caused excessive smoking at idle. Chevy GMC Duramax. anyone nbsp The newer Duramax injectors are even faster and operate at higher pressures. Engine surges Hi i want you to clean the air intake valve and idle speed control valve follow the procedure below. 4401 The DalesSuperStore. the 1st time that happened last oct it started running rough then cleared took it to the dealer they replaced some fuel injection sensor. 0L Turbo Diesel even provides plenty of power and strength right off the line reaching 95 percent of peak torque at a low 1 250 rpm. Thinking that the fuel was draining back out of the fuel line because if i run the RPMs up to 1500 on start up it runs rough for about 3 second and then some white smoke and then it runs like a champ. 6 Diesel Surging Problem Fixed Duramax Problems Common Problems with the 6. It has 4 tuff country lift and American racing wheels with Toyo rough country tires with 75 tread. ebay. REAL TRUCK STORIES JOBSITE READY From power and towing technologies to flexible cargo space watch the Silverado HD Work Truck and LT Dually take on a heavy duty work day on the farm. update 02 15 2003 important the factory cruise control option must be present for the high idle switch to function. I Have Replaced Plugs Wires 3 Bank O2 Back And Got Questions Call us 1 888 855 5015 Fort Saskatchewan Alberta T8L1M1 Canada Dec 15 2008 For anyone running a power program or chip installing the LBZ intake with the turbocharger inlet duct is highly recommended as the air demands of the engine are even greater. 8 different animal all together designed and built for GM by Isuzu. By warrens2500hd April 3 2010 in 2000 2014 Silverado amp Sierra HD. I bought it to haul my trailer a fifth wheel and right now I am getting 15 mpg not hauling. 5 12 5. Ohio last week. 5 inch ROUGH COUNTRY suspension lift. No check engine light all gauges were normal just wouldn 39 t go over 2 000 rpm. . GDP Fuel Tank Vent Kit 03 12 5. If the engine does not start within 15 seconds of cranking repeat the priming process to get more fuel into the fuel filter and pump. he was on his way back to the shop when the engine When the engine is started cold regardless of the outside temperature the idle is rough and there is a noticable power loss. The owner of this GM Duramax was headed to Montana on vacation with his family and camper trailer in tow. This truck has 250k miles but runs great. Leaks are most common when the fluid is cold and on trucks running high idles. Some times it is worst my truck does something similar. Ford 7. Diesel Power Products sell the Tapped Banjo Bolt 98. The 2009 Chevrolet Silverado 2500 has 1 problems reported for runs rough. Until a couple weeks back it started idling and running rough. 6. Inspect nbsp 31 Jan 2013 05 duramax rough surging idlewhats the issue so it has a lope to it. Free Shipping Rough Country Cab Length HD2 Running Boards for 2007 2018 Chevy GMC Silverado Sierra 1500 2500 3500 Pickups Rough Country Jan 06 2014 10 33pm So the truck is starting and running very rough in the mornings where it is very cold out mostly below freezing and is very bad when it is in negative tempatures. 0L Turbo Diesel helps Silverado offer up to an estimated maximum highway range of 668 miles . Officials said the new model will also be quieter by as much as 38 at idle when compared to the previous model. I 39 ll shut the engine off for 10 seconds turn it back nbsp 12 Apr 2017 Why your duramax runs rough and smokes white. Interestingly enough the 5. Although it has gone under drastic changes the architect has remained mostly unchanged. 2011 2016 GMC Sierra 2500HD 6. 39 710 views39K views. 7L diesel engine and built on or before 3 29 2011 may exhibit a runs rough or no crank concern due to a broken exhaust valve. duramax surging when idling in gear at a stoplight 2005 gmc 3500 GMC 2005 Sierra question. This requires the CP3 or CP4 injection pump to pull fuel under a vacuum adding stress to the pump and risking introduction of additional air into the fuel. I ve done this one twice. Nov 12 2018 Beginning production in July 2000 with the 6. It 39 s common particularly on 2001 to 2007 LB7 models for the filter housing before the filter to develop cracks and leaks in the O ring allowing air to enter the system. Mar 17 2016 Keeping the Duramax running clean is an extensive exhaust system. cab corners and rockers shot. That could be causing the misfires. Chevy GMC Duramax 04. You can press the accelerator to the floor and it will not rev up. Oct 08 2009 hi gm truck club i 39 m looking for some technical information on a 1991 gmc topkick with a 366 truck block with tbi fuel injection. Jump to Latest Follow Status Not open for further replies. Sometimes it has a really rough idle. Then using insulated plug wire pliers take out the wires from the plugged location. Coupled with diesel fuel the available Duramax 3. Excessive valve clearance lash may also cause similar symptoms. 6 Duramax engine has been around since 2001. Another thing. Rough idle for about 20 seconds when cold starting any ideas After it idles like that that it runs perfectly normal. 03 duramax running rough. 42 ft Imperial Metal Garage Galvanized Steel Storage Shed Item 1293931 Model 55151 Chevy Silverado 2500HD Duramax Double Cab 2015 2019 Running Boards Step Stainless 6 Inch also features Easy No Drilling Installation Bolt to Factory Mounting Points Mounting Brackets and Hardware Included Driver and Passenger Sides Included. 3 amp 6. 6L Duramax ranging from LB7 of issues if the wires become exposed including a no start or rough running nbsp 16 May 2017 Hey guys been having problems with my 2005 duramax. Mar 29 2017 6. I redone the entire truck it 39 s a 2003 sierra that I put a 2006 silverado front end on it. Tires turbo radiator and intercooler are all new. DFC Remanufactured 01 04 Duramax 6. The EGR problems only become an issue at high mileage. 6 Duramax engine at Hot Shot 39 s Secret. 5. The most likely issue would be a failing cp3. I have had my 2011 Silverado 2500 Duramax diesel for 6 weeks and I love it. 6L Duramax Diesel RPO LB7 VIN Code 1 engine may experience vehicle service engine soon SES light illumination low engine power hard start and or fuel in crankcase requiring injector replacement Apr 19 2019 Check And Replace Spark Plug And Wires If Needed Turn on the car s ignition and let the engine warm up. Cab corners and wheel wells are rust free. However if you let it come up to temp then cool part way down about an hour it acts like there is no fuel getting to it. Potential causes for this trouble code may include Dirty or contaminated mass air flow sensor Failed MAF sensor Intake air leaks READY FOR WORK OR PLAY . Replaced starter altenator spark plugs wires dist cap rotor throttle positioning sensor. cosmetically a little rough. You will need a scan tool to properly diagnose this. Replacing the outgoing LML engine the 2017 L5P incorporates a long list of advancements produced exclusively for General Motors 39 full size heavy duty HD Chevrolet and GMC pickup trucks. Joined Jun 15 2006 232 Posts A valve adjustment on engines up to 1885 followed by a compression test must be done first. Posted by Tammy Stalvey on Oct 17 Suddendly start running rough and worser on overdrive. The truck has 254780 miles on it. 6L LML Duramax 2017 2019 GM 6. This is true on every Duramax from the LB7 in 2001 to the LML in 2016. Mar 24 2007 Just got my 39 06 Duramax Crew used with 23000 on it . Duramaxdiesels. 2L amp 6. took it to the dealership who said the plugs were fine. 5 05 LLY rough idle white smoke on startup after the engine warms up it runs fine and smoke disappears and starts fine after that. Thu Apr 18 2013 11 15 pm. Recent front end parts brakes and batteries. 6L V8 Duramax LML engine 2011 2016 GMC Sierra 3500HD 6. Jump to 1991 nissan pick up 1993 Caprice 2000 GMC S10 Blaser 2007 nbs 3500 GMC 4x4 crew cab long box 17 inch single wheels Duramax running dirty air laden fuel with poor lubricity. What side is the B injectors and possible solution. The week after I bought my new Silverado the 4. i drove my wife s 08 Duraburb the other day with the horse trailer and a horse and man that transmission is friggin amazing. I have been having issues with the truck when warm it runs and idles fine when cold nbsp 24 Nov 2018 Not specific to one version of Duramax in particular ex LB7 LLY LBZ LMM or LML the problem exists across all generations. 2005 duramax that runs and quits and fuel gage sttops working. Remember that a Dmax is numbered opposite of a gas engine. During the rough idle I notice the tach needle quivering and that the engine is revving lower than normal. The injectors are buried below two layers of valve covers each with a gasket that is both expensive and generally not saveable. 7L Dodge Cummins GDP 0307 TVK 1. Sep 01 2019 Anyone have these running boards on their 2019 So the steps align right where you would want to step to get in. 2 in the cab over NPR trucks is a variant of the 7. comlocated near cabelas in dundee michigan take us 23 to exit 13 head east 1 The 6. Home RUNNING BOARDS AMP RESEARCH Amp Research PowerStep Running Boards Silverado Sierra 2001 2019 Amp Research PowerStep Running Boards Silverado Sierra 2001 2019 1 199. Keep up on fuel filter water separator changes. I took it to a local shop and the mech hooked up his computer and got a code i think it was 1277 that indicated some electrical issue feeding the 7 cylinder. The truck is fully deleted but stock otherwise. Let us know what you think THIS IS AN EXTREME EXAMPLE LB7 powered through 2004 Duramax Chevys and GMCs all suffer from injector failure at some point in their service life. Average repair cost is 130 at 88 600 miles. 0 Diesel. DTCs P0671 P0672 P0673 P0674 P0675 P0676 P0677 and or P0678 may be stored in the powertrain control module PCM from a damaged glow plug . The LB7 engine is designed for use by heavy duty pickups. no smoke. Once placed into Truck also appears to be running through def fluid quicker than what would be expected. Apr 19 2016 Turbo Diesel Running Very Rough and Misfiring . 6L LML LGH Duramax. has dents paint faded . 6L LLY LBZ Duramax 2007. Obsessed with providingthe absolute best conditioned fuel to your diesel engine FASS Fuel Systems has an entire R amp D team developing solutions to the problems that contaminants in diesel fuel wreak upon your 3 May 2012 Twice now I have had to pull over because the engine cuts all power and starts running rough. Buddy has a 05 lly with 495k and has replaced 1 injector. If compression is good the very next thing that Kent recommends is to do a DIESEL PURGE. starts and runs great. Runs and drives excellent. Im at May 01 2012 Check out the 10 ways you 39 re killing your diesel engine with these easily avoided common mistakes. 6L Duramax with 286k miles. 6 duramax Diesel with auto Allison trans has cm flatbed with buyers toolboxs under bed has bw fifth wheel installed in bed. Attempt to start the engine normally. Engine has a very bad vibration rattle at idle which is fuel injection related and does not feel mechanical. 6 Duramax running rough at idle and in gear Consistent 2005 chevy 2500 HD Yes checked all injectors checked Answered by a verified GM Mechanic The Duramax name is a GM thing the 6. Two of our common problems bent rods and the FPRV are really only common on tuned and modified LLY s running significantly above stock power. Dealer says they put in 2020 Canyon CCLB 2. 6L LMM Duramax 2011 2016 GM 6. will the 2018 crew cab running boards fit the 2019 The truck starts and runs fine cold or hot. If you had two unnamed trucks one weighing in at 8020 lbs with a tow capacity of 17 010 and 800 lb ft of torque tacked by cables to the back of a truck with 765 lb ft of torque a tow capacity of 2014 3500 Chevy Duramax. It acts like it is a catalyst converter problem. When the EGR passageway becomes blocked off it keeps exhaust emissions and air from circulating in the engine causing a suffocating condition. Check Engine Light and Rough Idle Resolved Finally after a year of my truck running rough a half dozen trips or so to GM dealerships throughout the country a trip to a diesel mechanic in Denton TX and not to mention the spent trying to find the answer my problem was solved by Jake Sweeney Chevrolet in Cinti. An electrical issue such as a sensor failure e. asked Dec 5 2011 by anonymous edited Sep 25 2012 by William Orellana. I just experienced a similar problem today. unscrew Jan 24 2016 Posting my results in hopes it will help someone else down the road. duramax running rough
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