LLY glow plug controller FIXED (the dreaded U0106 code) It seems that a lot of '04.5-'05 LLY Duramax trucks are having similar problems with the glow plug controller, so I wanted to post the problem and the solution for others who may be going through the frustration that I had to go through. Last summer, I was towing my camp trailer home ...WASHINGTON, Jan 19 (Reuters) - U.S. inspectors recently uncovered new manufacturing problems at an Eli Lilly (LLY.N) plant that has been under scrutiny by federal investigators, according to ...15 posts · Joined 2014. #1 · Apr 16, 2015. I have a 2005 duramax LLY with 243,XXX miles that has been having a loud rapping noise coming from cylinder 8 with a balance rate between +3.5 and +6.5. I assumed that the injector was failing after running bottle after bottle of cleaner with little to no improvement and all the other cylinder were ...Solution: Use the blue card that came in the box to register your software. 2. Something to the effect of the firmware is not compatible with this version of EFI Live. Solution: Download EFI V8. When you get it downloaded open it up with your V2 connected. Go to devices, and update the firmware on your V2 from there.The FICM monitors the status of the ignition voltage circuits and the fuel injector command circuits. When a fuel injector circuit condition is detected by the FICM, all of the fuel injectors on the affected ignition voltage circuit will be disabled. If a circuit condition is detected on a fuel injector circuit for cylinders 1, 4, 6, or 7, DTCs ...16. Jan 8, 2011. #1. Hey guys and gals, Working on an 05' lly...The balance rate on Cyl. #3 was 15. Replaced the injector and this is the result. No change, however the truck does run better. No smoke, just a slight "lope" at idle. When I say cylinder 3, that is passenger side, second in looking from the front.jc1843. About the only way to guess if it has blown head gaskets is to drive the vehicle and monitor the temperature gauge. If it moves a lot-- and the heater blows warm air and then cold air, I would suspect a leaky head gasket. Also let it idle with the reservoir cap off and look for bubbles.With any electrical problem-- you should always start at the source--! Check the cables for corrosion and loose. Have the batteries tested. Check the voltage. Follow the power and ground wires. Chevy 04.5 LLY, 2X, shell, XDR, MikeL Heavy duty up-grade, 6spd, TransGo, deep pan, de-badged, 65 Gallon replacement Aero tank, LBZ-mp, Kennedy pump ...67.7K subscribers. Subscribed. 2K. 145K views 6 years ago. The Duramax LLY is a favorite for many diesel fans but it has its issues, like overheating problems …Aug 15, 2022 · LLY problems. I recently got an 04.5’ LLY from a used dealership with 133k, I noticed it would blow a lot of black smoke on half to full throttle. I’ve checked for boost leak, replaced air filter, cleaned maf. Also purchased a new one waiting to receive it in the mail, as I live in Juneau, Alaska. I am leaning toward a possible injector ...DEDMAX6904 Discussion starter. 152 posts · Joined 2009. #1 · Feb 24, 2014. Looking for the Part number for the coolant by pass valve near the turbo. From some reading I have seen you will get cooler operating temps if the valve gets stuck open. My truck used to operate closer to the 200-210 mark, I thought it was only operating cooler because ...The Duramax LLY is a favorite for many diesel fans but it has its issues, like overheating problems related to a poorly designed air intake from the manufact...Hi folks! I'm on a road trip and having intermittent problems with my 2004 LLY. It's throwing codes P0202, 0203, 0205, 0208, and P2149. I've spent a good bit of time searching the forum and have found the descriptions on the wire bundle that's zip tied to the alternator bracket. I've pulled these bundles apart and all of the wires appear fine.Nov 9, 2017 · Hi folks! I'm on a road trip and having intermittent problems with my 2004 LLY. It's throwing codes P0202, 0203, 0205, 0208, and P2149. I've spent a good bit of time searching the forum and have found the descriptions on the wire bundle that's zip tied to the alternator bracket. I've pulled these bundles apart and all of the wires appear fine.On my LLY trucks, I have had harness abrasion issues against the LF wheel house liner. All three of them. One was two broken wires, the others were lots of bare wires. ... Instrument panels are also often bad. If you unplug your IP and the problem goes away, you have likely found your problem. Also, use your computer to search for others who ...Cdieter Discussion starter. 8 posts · Joined 2019. #1 · Sep 7, 2019. Hello, I have a 2005 LLY, it is studded, deleted with an older edge racing tuner, EGR deleted, has all new injectors, new cp3, race fuel plug, and all new hoses on the fuel side and a FASS 150. 90% of work has been completed in the last 2 years by myself and a friend who's a ...17 posts · Joined 2012. #17 · Jun 2, 2012. I thought only the lbz's and newer had pilot injection not the llys or lb7s. 2005 lly Dmax CC SB...egr delete, 4 in mbrp straight pipe, more mods soon to come. 1950 Oliver 77 Row Crop...m&w pistons, fully restored. Sold: 1986 Chevy K20 4x4 6.2 diesel.Transfer case output shaft play/slop! Copy and paste from another forum.. I know, I did search it like crazy, and only found 2 post where they had this issue. I noticed a noise under the truck, climb under and could push up and down on the drive shaft at the transfer case and had movement. As I would push up, I could hear a "tap" "tap" inside ...2005 lly, 7-10 psi at idle, 23-28 psi at 2000 rpms, have been told by 4 different duramax techs, this was normal but only in the 2005, lly,, not sure why but its scary when toting 13,500 lbs of 5th wheel cross country. 224,000 miles truck seems to run great, wish i knew for sure, Like.I'm on a road trip and having intermittent problems with my 2004 LLY. It's throwing codes P0202, 0203, 0205, 0208, and P2149. I've spent a good bit of time searching the forum and have found the descriptions on the wire bundle that's zip tied to the alternator bracket. ... LLY Intermittent SES/MIL Lamp Illuminated, Reduced Engine Power, Fuel ...The FPRV is a valve that connects to the rear of the driver's fuel rail. It has a spring inside, and if the rail pressure overcomes the spring pressure, it dumps fuel back to the tank. LLY engines are known to have a weak spring. The cheap fix is to add a couple washers to the spring to increase the relief pressure.16DIRTY-MAX16 Discussion starter. 38 posts · Joined 2012. #1 · Nov 29, 2012. I am having terrible mileage on my 04 LLY. By terrible I mean I am averaging 10.5MPG city. My truck has 341,000km with a LBZ Turbo Mouthpiece, AFE Stage 2 Intake, 4" Turbo Back Exhaust, EGR Delete/Blocker. Fuel Filter is new, the Fuel pressure regulator is new as well.Although the Mustang's transmission is generally regarded as quite durable, given enough time it will eventually develop problems. Many problems associated with the Mustang's trans...Join this channel to get access to perks:https://www.youtube.com/channel/UCpEtA2y6ZwvuYVeH6Kvz7IQ/joinJW Merch here: https://jwmotorsportsco.com/Denali Playl...Great trans shop in the Florida panhandle- Suncoast converters-- special is upgrade Allison and others. Address: 631 Anchors St NW, Fort Walton Beach, FL 32548. Phone: (850) 864-2361. Be aware-- the trans speed sensor is located in the back of the transfer case, and some wear and loose fluid. That can affect the trans operation.I've got a problem. Was driving to work when suddenly there was a loud popping or banging sound. At first I feared a rod was going. ... Duramax Second Generation: 2004.5-2005 (LLY) 6.2L Diesel Engine Fuel System, Air, Exhaust & Emissions Upgrades. Top Contributors this Month View All mp06011999 317 Replies. torqueofthetown 129 Replies. 5 ...I had an 05 LLY and currently have a 16 LML. Both have been great trucks to me. Sold the LLY with around 175K miles, only issue I had was the reluctor wheel on the crankshaft came unbolted. Didn't damage anything, just causes the truck not to start and a pain in the ass to fix. Current LML have owned since new, currently 170K miles.GMC C5500: 6.6L (LLY) fuel injection problems. I have a 2004 GMC C5500 with a 6.6L Duramax ( engine code 2 - LLY). The other day the it started running poorly with a check engine code (Misfire cylinder #2). I found a bad connection at the injector and replaced and fixed the drivability issues.These problems seem to happen even more when the weather is hot vs cold, at least by my estimation. Maggie said: So my husband drives a 2004 Lly Chevy Duramax where we live it gets below 30 at night his truck has been cranking but won't start unless someone is priming the truck while he turns the key.LLY Cold Start Issues. I am having issues with my 2004 LLY duramax. Only mods are 5" exhaust, intake, EGR delete, FASS, ARP studs and gaskets. (took the chip out to cross that off my list of possible issues) I recently replaced 2 glow plugs and the glow plug controller due to a couple codes. There is no longer any codes in the truck.2. CP4 Failure. This one is specific to the LML code Duramax produced between ’11-’16, which used the Bosch CP4.2 high-pressure fuel pump (vs. the predecessor CP3 found on LB7, LLY, LBZ and LMM engines). Unlike the ultra-durable CP3 that came before it, the CP4.2 doesn’t possess the same track-record for reliability.2004.5 LLY Fuel Problems. LLY: Jump to Latest Follow ... 04.5-05 LLY's surge at idle some of the things that are common on them is you need a new FPR or search Ice pick. 07 Chevy Classic 2500HD 4x4 2LT LBZ CC/SB White Nasta Nerf Bars, Line-x, Rancho RS9000XL Shocks, Firestone air bags, Fold-a-cover, ...The LLY has major similarities to the LBZ that remain to be seen. Both engines have a similar displacement of 6.6 liters that acts as a housing to 32 valves. ... Trucks with the LLY Duramax engine have minimal injector problems that were previously witnessed in the LB7 vehicle engines. Apart from the L5P, the LLY can also be tuned to match the ...Injector Harness: https://amzn.to/3vNzkXqInstagram: @jw_montoyaDmax Merch: https://teespring.com/jw-duramaxPeachbelt Merch: https://teespring.com/shop/peach-...You two aren't the only ones; trust us. See what problems are common in marriage communication, plus how to resolve them, starting today. You can’t build a house without the founda...16. Jan 8, 2011. #1. Hey guys and gals, Working on an 05' lly...The balance rate on Cyl. #3 was 15. Replaced the injector and this is the result. No change, however the truck does run better. No smoke, just a slight "lope" at idle. When I say cylinder 3, that is passenger side, second in looking from the front.The problem the guys have found out is the gm put on a too small of a rad, this second one will do the trick! 2004.5 LLY, 4" turbo back magnaflow exauste, AFE blade runner (blades hoaned out) MP, DIY CAI, Edge juice w/ CTS monitor, B&W turnover gooseneck hitch, 285 75R 16's, nose shroud & stack seal.You'll know you're experiencing a fax sending problem if your machine displays an error or prints an error page each time you attempt to send a fax. Oftentimes when you have sendin...Hi every one, I have a question, my dad has a 2005 LLY duramax 225,xxx miles, it is currently having lag/dead pedal problems. There are no codes it makes good boost, has good fuel presser, and drives good, it just will not get going from a stop half the time, the other half the time It will get up and go like it you would expects from a stoke LLY.Hi guys, I have a 2005 lly 2500hd duramax 5 speed allison auto 111,xxx miles ((Truck is stock))!! I will try to describe everything that happened and is happening The Story :help About a Year ago, (oct 2012) my truck started throwing code U0101 lost comm with tcm. What would happen is in the morning when I would start it to go to work there ...Jan 25, 2011 · 18259 posts · Joined 2008. #3 · Jan 26, 2011 (Edited) Some of the LLY engines did overheat--- when towing a large heavy unit, up a steep grade, and at a slow speed. Most people did not meet the conditions and never had problems. The fix was to add extra cooling to the system, with an additional small radiator.Sep 19, 2009. #1. Hey guys i have a 04.5 rc/lb lly with S&B intake and 4in MBRP front pipe back exhaust and im trying to tune with HP Tuners, here is my problem, ive had a guy helping me with my tunes, and every one has had the same problem, usually right around 55mph and decent throttle the truck goes into some sort of limp mode or reduced ...Try to prime the truck using the fuel filter pump. Crack the bleeder screw and pump it until fuel starts to come out and there is no more air. Once its pure fuel, stop priming the pump and tighten the screw. Push on the primer. (it should be hard) If it doesn't get hard you may have to rebuild the fuel filter housing. Justin.A FEW THINGS YOU SHOULD KNOW. Securities products and services offered through Ally Invest Securities LLC, member FINRA/SIPC.For background on Ally Invest Securities go to FINRA’s BrokerCheck.Advisory services offered through Ally Invest Advisors Inc., a registered investment adviser.Feb 1, 2023 · GM only produced the Duramax LLY engine for a short time. It was almost identical to the LB7, with emissions control parts still absent. GM had resolved the injector problems by the time the LLY engine was released. Instead of injector problems, the LLY had overheating issues when driving in hot temperatures or towing heavy loads.2005 Silverado EC/SB, LLY, 4WD, Edge CTS w/ EGT probe, LML Exhaust Manifold, PPE shimmed FPRV, Banks LBZ air cleaner, Profab intake, LBZ Turbo Mouthpiece, ... The other problem is the FICM harness-- It is secured at the side of the alternator with a Zip tie. Cut the tie and pull the wires out. inspect carefully.Great trans shop in the Florida panhandle- Suncoast converters-- special is upgrade Allison and others. Address: 631 Anchors St NW, Fort Walton Beach, FL 32548. Phone: (850) 864-2361. Be aware-- the trans speed sensor is located in the back of the transfer case, and some wear and loose fluid. That can affect the trans operation.Hi, I have a 2005 2500HD LLY. The glow plug controller died last winter, verified no voltage at glow plugs, fuse checked, etc. The part has been discontinued by GM. I installed one from Napa early this winter and I can see about 2 volts at the glow plugs now and it will start on cold days which is a move in the right direction.One of the biggest complaints on the LLY is it has a tendency to overheat, especially when the truck is being worked hard with a heavier trailer or on a hot summer day. While it may not be the first …ChevyTech77. 6889 posts · Joined 2015. #6 · Aug 12, 2021. I agree, stock LBZ, doesn't get much better. An LMM is basically an LBZ with a DPF in the exhaust. Other than injector issues, an LB7 would be next on my list. Some people have good luck with LLYs but most seem to be problematic. 2006 Silverado 2500 4x4. LBZ.Dec 12, 2007. #9. duramaxin14 said: I was going to post this in the other thread titled ecm fryed but i didnt incase anyone eles has problems. On a lly if u can not get any gauges on the insturment panel to work wiggle the blue wire connected to the ecm. When u get the truck to fire up and it lopes very very bad take the back side of your blue ...Duramax LLY Downpipe Upgrade Benefits. One of the main reasons that we recommend owners to upgrade their downpipe is the impact that it has on exhaust gas temperatures. The LLY is known to overheat easily when towing or under heavy stress. Aftermarket pipes typically have better thermal properties than the stock unit.Mar 21, 2024 · The LBZ was released as a replacement for the LLY, but its lifespan was also short. It contains a thicker engine block than the LLY and fuel injection pressure is better. This is also the final year before modern emission control systems were installed, which inevitably leads to more problems.One of the most common lly duramax problems is the injector harness rub, which can cause rough idling or even stall the engine. Another frequent issue is the fuel injectors, and a failing ficm can also cause problems. Improper fuel pressure can lead to hard starts, misfires, and decreased fuel economy. Proper diagnosis is crucial to addressing ...Jan 24, 2012 · The All Season bridge is one to check out too... It's nice and fits really well. LBZ-LMM Super Hi Flow Intake Bridge - $439.00 : All Season Diesel Performance, Your Duramax diesel performance headquarters by Tony Burkhard owner of the Dirty Hooker. This is the one for the LLY from All Season:2. Press the accelerator pedal to the floor and hold while quickly pressing the brake pedal three times in less than eight seconds. 3. Release the accelerator pedal and start the engine. When the engine is started, it will slowly ramp up to the high idle speed after a delay of a few seconds up to approximately.