The LLY has a Variable Geometry Turbo. Boost is controlled by the Turbo Vanes. You can check that your vanes are cycling properly with a good monitor like an Edge CTS2. 2005 GMC Sierra 2500HD SLT 4X4 CCSB Silver Birch Metallic /. 6.6 Duramax / 5 Speed Allison 1000 /. S&B Turbo Inlet Mouthpiece /. 4" MBRP Exhaust With Muffler / Trail Ridge ...102 posts · Joined 2009. #1 · Feb 18, 2011. Installed my sinister egr delete kit a week ago went on very easy but!!!!now under high boost my o-ringed intake tube blows off.Has anyone had this problem if so how do you fix it with out going back stock and trashing the kit. 2005 lly sold 4inch magnaflow turbo back / 80 hp propane / ats epower ...3799 posts · Joined 2021. #4 · Aug 25, 2023. Way more likely it's the gauge or the circuit. If you have access to a scanner that will show live data you can at least see if the sensor is reporting correctly to the ECM. 06 LBZ 2500 350,000mi 09 LMM 3500 Cutaway 700,000mi 22 L5P 3500 DRW. All currently on road.Leaking transmission lines. Fueling / low fuel pressure. Piston / crankshaft failure. Allison 1000 power limitation. The LMM is an extremely capable engine. Two of these common problems are really cheats by me because there aren't a lot of common problems on these engines and drivetrains.Apr 28, 2022 · You have some sort of electrical problem. Most lly's rub the FICM wires through right at the alternator. That causes reduced power aka 'limp mode'. There's also another place where the wires go further down and towards the valley that is problematic. You should have an associated P0207 or P0202 to go with the 2146/2149, but you don't so that ...If you own a GE dishwasher, you may encounter some common problems that can disrupt its performance. While these issues can be frustrating, many of them can be resolved with simple...306 posts · Joined 2009. #3 · May 24, 2012. Oss output speed sensor. Sent from my IPhone while driving with both hands on the phone. 2004 GMC 2500 HD LLY SBCC. Exhuast Mods: 4 Inch All the way through. Engine Mods: ARP studs, DP 68MM Billet turbo, Injectors 40%, Airdog2.From the online banking login screen: Select the Forgot your password? link beneath the box where you would enter your password. Enter your Username and Social Security #. Choose Email my password hint to have your password hint emailed to you at the address you provided for your account, or Create a new password to create a new password online.2005 Silverado K2500HD ECLB LT (LLY) (SOLD) 2003 Silverado 2500HD ECSB 6.0l/4L80e 2000 Pontiac Grand Am GT Member #1063 3500 Dually Club:thumb: ... EGR and or MAF problems or intake leaks after the MAF sensor. 2020 GMC Sierra SLT 3500 CC/SB L5P 3/14/20 Payload 3726lbs. AirLift LoadLifter 7500 XL2005 Silverado EC/SB, LLY, 4WD, EFI DSP5 V2 (Idaho Rob at ATP), Edge CTS w/ EGT probe, LML Exhaust Manifold, PPE shimmed FPRV, Banks LBZ Ram Air Intake, RDL EGR Delete, LBZ Turbo Mouthpiece (w/ blocked resonator & rerouted PCV), Kennedy twin lift pumps w/ megafilter, Corsa 4" Turbo Back 304 SS Exhaust, Mike L tranny cooler, EXAXT Steering System, Redhead Power Steering Box w/ Amsoil PS fluid ...PROBLEM: Fuel gauge quit working light came on and stayed on empty and transfer pump of course did not work. By the way this is a 2004 chevy cab and chassis w/dual tanks. ... 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, shimmed, Pre-fuel ...37. Northern Ontario, Canada. Sep 12, 2017. #7. It chugs hard like a dog barking, while blowing thick black smoke, and then all of a sudden about 10 seconds it clears up and i can take off like nothing, while its chugging like a dog * literally sounds like a retarded dog barking * I can't go more than 30km/h.Apr 30, 2022 · dndj said: P0089: "The engine control module (ECM) uses commanded fuel pump flow to determine a desired fuel rail pressure (FRP). The actual fuel pressure is. monitored using the FRP sensor. If the FRP sensor indicates a pressure more than 20 MPa greater than desired, DTC P0089 will set."05 LLY, HSP intake, Duramaxtuner Spade Jack, de-chromed to black. There are several areas where GM thought it would be ok to run wiring harnesses tight against something that could eventually wear through. One was the injector harness over the FICM bracket (passenger side, up front).Another LLY Wiring Harness Story and Question. January 30th drove three miles out and three miles back. CEL came on a few days before but I didn't read it. January 31 engine started, went to limp then died. Two more times it started clean, drove 100 yards, limped then died between the posts of my gate.45 posts · Joined 2015. #2 · Jul 31, 2015. My truck did the same thing a week after getting it. Road trip on Wed without issue, hard shifting and limp mode on Thurs. TCM failed and had to be replaced. evidently it is common issue for them. Diesel newbie. 2007.5 Chevy 2500HD LMM Crew Cab 2WD BW hitch. Like.Find a way to watch the vane position desired and actual values and get used to how it changes your boost and drive pressure readings. Stop driving the truck when you see a problem. The 04.5 LLY and 05 LLY are known to have weak rail pressure relief valves in them. Watch your rail pressure if you don't have yours shimmed or plugged.Most people usually install a race valve on an LBZ or LMM because they think or they heard it is a problem. Unless you have verified your valve is leaking or you have an 04.5-05 LLY, you are most likely wasting your time by shimming or installing a race valve. Kinda like the lb7.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...On lly | Chevy and GMC Duramax Diesel Forum. Turbo problems? On lly. I have a 2005 lly with 198k on it I recently as of 3 days ago just finished headgaskets and studs on it. The first start up my truck sounded awesome turbo was spoiling and the truck just had a sweet duramax sound after I took it home I noticed a fuel leak at the car wash so I ...By now it should be apparent to anyone with even a passing interest in the mechanical workings of a vehicle that a lot of the time the smallest things can cause the biggest problems. That's certainly the case with this month's focus: the fuel pressure regulator on a 2005 LLY Duramax.Just like the previous years, the 2004.5-2005 GM 2500HD/3500HD models came equipped standard with a Vortec 6.0 gas engine and offered two optional engine choices, the 8.1 big block or the 6.6 Duramax LLY. As always, the Duramax diesel is the most desirable drivetrain and will command a premium over the two gas-powered choices.The LLY Duramax engine is a reliable and powerful choice for diesel enthusiasts. Like any machine, it has its own common problems that can be addressed with the right knowledge and tools. Solutions are available for most of the LLY Duramax problems, from addressing injector issues to replacing worn-out components.The sharp corner of the FICM bracket cuts into the wire loom and the wires. Cut the zip tie and inspect the wires inside the plastic loom. Repair the wires as necessary-- Best to isolate the harness with a short piece of heater hose. Common problem with LLY engines. 07 Chevy Classic 2500HD 4x4 2LT LBZ CC/SB White.The sharp corner of the FICM bracket cuts into the wire loom and the wires. Cut the zip tie and inspect the wires inside the plastic loom. Repair the wires as necessary-- Best to isolate the harness with a short piece of heater hose. Common problem with LLY engines. Chevy 04.5 LLY, 2X, shell, XDR, MikeL Heavy duty up-grade, 6spd, TransGo, deep ...205 posts · Joined 2013. #11 · Feb 3, 2014. No codes, and yes a full make the truck shake dead hole thump in the exhaust missfire...but only when creeping in gear and sometimes for a second when the a/c compressor cycles on when in neutral. Its worse when its warm.Duramax Engine LLY 2004.5 to 2005. In terms of LLY injector problems, GM had sorted out the internal failures with the 2004 ½ redesign, but the LLY Duramax would occasionally exhibit a trouble …Another LLY Wiring Harness Story and Question. January 30th drove three miles out and three miles back. CEL came on a few days before but I didn't read it. January 31 engine started, went to limp then died. Two more times it started clean, drove 100 yards, limped then died between the posts of my gate.You could get lucky and it just be a clogged coolant reservoir cap. Soak it in soapy water overnight, replace and see if it fixes your problem. I hope that's your only problem After you resolve it, I'd highly recommend upgrading your turbo mouthpiece. That is a cheap and easy fix to a lot of LLY overheating issues.07 cclb lmm stock for now. Check the wires at the "jumper box", by the power steering pump. Make sure they are tight, and no corrosion. A corroded cable can also lcause problems. It corodes inside the protective covering. Also lift the under hood fuse box, and check the wires-- mice like that place for making babies.Edge Juice With Attitude: This is generally considered not the greatest tuner for the LB7/LLY/LBZ engines because of some strange electrical issues that it can cause. If you have this tuner, you CAN send it back to Edge and they will put new software on it that will fix any problems that it has. 2. Edge Juice With Attitude CS / CTS: This is the ...2005 Silverado K2500HD ECLB LT (LLY) (SOLD) 2003 Silverado 2500HD ECSB 6.0l/4L80e 2000 Pontiac Grand Am GT Member #1063 3500 Dually Club:thumb: ... EGR and or MAF problems or intake leaks after the MAF sensor. 2020 GMC Sierra SLT 3500 CC/SB L5P 3/14/20 Payload 3726lbs. AirLift LoadLifter 7500 XLDec 14, 2022 · Step 6. Manufacturers often fix the EGR inlet with 6 bolts at 4 corners and two diagonal edges. If you want to work with EGR, you must first remove all the fixed points. After all 6 bolts have been removed, accessing the hose clamp on the turbocharger is extremely easy.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.7. Laptop for in truck logging or diagnosis using the EFI DVT tabs. 8. ISSPRO dual EGT gauge. 9. Mishimoto 3" hotside pipe with a sock to keep the truck quiet and protect surrounding wires, hoses etc.. 10. Mishimoto LBZ/LMM coldside 3" fittings.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 ...The Duramax LLY engine suffers from problems with bent rods, blown head gaskets, EGR valve failure, glow plug failure, overheating, and fuel pressure relief valve failure. Duramax LLY Reliability Ultimately, despite the common problems we are going to discuss in-depth below, the LLY is still a very reliable engine and has proven capable of ...Common Ryobi problems include a trimmer that will not start, a trimmer head that does not spin and a trimmer line that will not feed. Users can usually diagnose and repair these pr...The FICM wire rub is a problem with 04.5 and 05 LLY trucks. It is a simple fix to use a piece of heater hose around the harness, or a more elaborate fix like the poster shows. ... All LLY owners should check and isolate the FICM harness NOW. Chevy 04.5 LLY, 2X, shell, XDR, MikeL Heavy duty up-grade, 6spd, TransGo, deep pan, de-badged, 65 Gallon ...Ally outages reported in the last 24 hours. This chart shows a view of problem reports submitted in the past 24 hours compared to the typical volume of reports by time of day. It is common for some problems to be reported throughout the day. Downdetector only reports an incident when the number of problem reports is significantly higher than ...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.Can't wait to find out the actual problem and resolution. Reactions: 07LbzDually. S. S Phinney Active member. Aug 15, 2008 4,011 18 28 Quncy, Fl. May 2, 2022 #14 ... LLY. About us. Duramaxdiesels.com was founded in 2006 and created a site which houses some of the best known Duramax tech you can find.You have some sort of electrical problem. Most lly's rub the FICM wires through right at the alternator. That causes reduced power aka 'limp mode'. There's also another place where the wires go further down and towards the valley that is problematic. You should have an associated P0207 or P0202 to go with the 2146/2149, but you don't …Better that than not enough. First fix what’s obvious and find the coolant leak. Get your batteries and alternator load tested, because low voltage can cause all kinds of electrical gremlins. Also visually check the main wire loom in the engine compartment that runs through the whole area and connects everything.Dec 5, 2018 · Of the first five generations of the Duramax (LB7, LLY, LBZ, LMM and LML), the LB7/LLY rod is the second lightest ever used. At 1,155 grams apiece, only the rods used in the LML (’11-‘16) were lighter. However, just like the LB7, the rods are on borrowed time at any point beyond 600rwhp. A relatively high compression ratio when compared to ...Water pump may have been the first sign. These are somewhat common so no suprise, but with the increased pressure from a possible head gasket problem, it can cause havoc on the cooling system, water pump seals may have been pushed out. As for bleeding the system, with the truck on level ground and at ambient temp, remove the screw with the cap off.Nov 5, 2020 · Here is our guide to the 7 most common 6.6L LB7 Duramax problems and how to fix them. 1. LB7 Duramax Injectors. The most notorious LB7 Duramax problem is their original injectors. Even GM acknowledged their problems when they corrected the original injector design and issued a 200,000 or 7-year warranty on the updated model.Today i talk about the problems i have had with my LLY Duramax and how i finally was able to fix the common injector harness problem. Thanks for watching and...Jun 6, 2011 · The head gasket issue with the LLY is mainly linked to overheating engines and owners running hot tunes with too much boost. Kinda like the problem the LBZ's have with cracking pistons running hot tunes. The LBZ mouthpiece and EGR blocker are not true fixes for chronic over heaters, the aux radiator is. The V2 is no longer available, TxC no ...The head gasket issue with the LLY is mainly linked to overheating engines and owners running hot tunes with too much boost. Kinda like the problem the LBZ's have with cracking pistons running hot tunes. The LBZ mouthpiece and EGR blocker are not true fixes for chronic over heaters, the aux radiator is. The V2 is no longer available, TxC no ...Clear the trouble codes and then wiggle test the related injector connectors to see if the trouble codes can be induced. If the vehicle had only injector circuit codes for P0202 or P0207 (with bank shutdown P2146 or P2149), and the wiggle test induces a P0202 or P0207 to reset, use bulletin number 05-06-04-047B to repair the injector …How often you should service your 6.6L LLY Duramax is going to depend on how much you use it, and what you use it for. Excessive idling, heavy towing, or off-roading will result in the need to perform service more regularly. You should follow the severe service schedule. If you tow mostly light loads or use the truck for mostly commuting, you ...The problem is something else. And as I mentioned on the other thread you started, 27 psi wont even run the truck. The FPR creates thousands of psi to run the truck. ... 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, shimmed, Pre-fuel filter ...jordan 05 lly cc sb 4x4, k&n on lbz intake, resonator plug, lbz mp, 4" silverline, pcv re-route, ported fuel rail fitting, egr delete tube, fprv shimmed, air dog ii 165, deep pan/filter lock, trans-go jr shift kit, syn blend trans fluid, ppe standard, h2 wheels wrapped in 295 graps, hid h/l/f all on, led plate lights, manual high idle, gatorback serp belt, torsion keys, tie rod sleeves, arp ...1:30. Eli Lilly & Co. ’s blockbuster diabetes drug Mounjaro, which is commonly used off-label for weight loss, is again in short supply due to increased demand. There will be limited ...ECMRPV Fuse keeps blowing. Ok so I had my truck in the shop because the ECMRPV fuse keeps blowing and I can't seem to find out why. Well mechanic couldn't find out anywhere, including calling Chevrolet, what the heck that fuse is for on the duramax engine. I have a 2005 LLY. We found that there was an arcing from harmonic balancer to timing ...Injector Harness: https://amzn.to/3vNzkXqInstagram: @jw_montoyaDmax Merch: https://teespring.com/jw-duramaxPeachbelt Merch: https://teespring.com/shop/peach-...From the online banking login screen: Select the Forgot your password? link beneath the box where you would enter your password. Enter your Username and Social Security #. Choose Email my password hint to have your password hint emailed to you at the address you provided for your account, or Create a new password to create a new password online.#1 · Feb 5, 2014. I bought a 2004.5 lly duramax last summer cheap as a project truck. the head gasket was out were just about done with the job, I was just looking for opinions on how reliable the lly actually is or what people think about it and common issues with it anything will help thanks. Like. Sort by Oldest first. hopkins_fam.First is how much can the LLY engine put out without the listed problems. The answer depends on how long. Without engine work, the stock LLY can put out ~500rwhp. How long at that level before you have problems? ... 2004.5 LLY 2500HD EFIlive , EGR blocked, PCV reroute, resonater plugged, nicktane fuel filter adapter, 4in magnaflow exhaust, LBZ ...#1 · Feb 5, 2014. I bought a 2004.5 lly duramax last summer cheap as a project truck. the head gasket was out were just about done with the job, I was just looking for opinions on how reliable the lly actually is or what people think about it and common issues with it anything will help thanks. Like. Sort by Oldest first. hopkins_fam.262 posts · Joined 2012. #10 · Feb 25, 2015. My last truck was an 05 LLY and I had head gasket failure at 114k miles. I did not run the truck hard and did not tow a lot of weight. I doubt I ever pulled more than 6,000 pounds. I had an EGR block, PPE economy tune, and 5" exhaust when the heads went out.6 posts · Joined 2010. #1 · Apr 17, 2012. I have an '05 LLY and have used an Edge CTS for several years now. When I first bought the monitor I noticed #2 injector would be near +6 sometimes (Warmed up/in drive), but never really saw a problem (great mileage/no smoke/ran smooth). This winter it started idling rough and smoking a bit when ...LLY Cold Start Issue. I have a 2004.5 GMC Duramax LLY. I have some trouble starting it up in the cold. 20 F and above its fine. But anything around 10F or lower it cranks and cranks and takes a while to start up. This is after having my block heater plugged in all night and cycling the glow plugs a few times.LB7, LLY, LBZ, LMM, LML. This problem runs across the board through the 2016 models. Air gets trapped in the fuel lines, causing starvation issues. The lack of an electric low-pressure pump to move fuel to the injection pump is the culprit. Also, the fuel filter housing for the mechanical fuel pump is susceptible to cracking.White smoke. Rough idle. Oil contamination. Symptoms: Symptoms of head gasket failure in LLY Duramax engines include overheating, loss of power, white smoke from the tailpipe, and coolant leaks. If you notice these symptoms, you must take your truck to a qualified mechanic for diagnosis and repair. Solution:937 posts · Joined 2005. #2 · Dec 15, 2009. Well usually the FPR will lope the idle of the truck or make it idle rough. The CP3 wont. The rough/lope idle is caused by excessively high rail pressure at idle, if the CP3 is worn out there is NO way it would cause HIGH rail pressure, it will only come up short of commanded.Business inquiries: [email protected]: @dustinpturnerWhats on my 2014 Silverado High Country?AMP Powersteps: Amp Powersteps (Silverado 2014-2018...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.Jan 23, 2022 · LLY Duramax Pros. The LLY Duramax engine is one of the most reliable diesel engines made by GM. It has been proven to last over 150,000 miles without major problems. The LLY Duramax has 310 horsepower and a whopping 605 lb/ft of torque at 1,600 RPM. This means that you can tow almost anything with this engine.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 ...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, Kennedy twin lift pumps w/ megafilter, Corsa 304 SS Exhaust, Mike L tranny cooler, EXAXT Steering System, Redhead Power Steering Box w/ Amsoil PS fluid, Green Torsion Keys, Allison Deep Pan w/ Suncoast Filterlock and Transynd ATF, Bilstein ...Chevy / GMC Duramax 04.5-05 LLY Forum. 04.5-05 LLY Duramax Powertrain Ficm problem? Jump to Latest ... (or something similar). Anyway, I found out that there was a problem at the connection from the harness to the number 1 cyl injector. I could pull it apart and put it back together a few times and it would be fine for a while. ...Chevy / GMC Duramax 04.5-05 LLY Forum. 04.5-05 LLY Duramax Powertrain. LLY ProblemsThe sharp corner of the bracket it is tied down to, cuts into the wires and causes shorts. This may not always throw a code. Insulate with a piece of heater hose, to prevent further problems. Common problem for a 4.5-- 5 LLY engine. Everyone with a LLY engine should do this easy fix NOW!Chevy / GMC Duramax 04.5-05 LLY Forum. 04.5-05 LLY Duramax Powertrain. lly problems. 2716 Views 15 Replies 7 Participants Last post by SST 1953, Mar 3, 2013. 05chevy3500 Discussion Starter · Mar 1, 2013. Only show this user .... My MAP reads 13.2 PSI and my Baro Sensor re937 posts · Joined 2005. #2 · Dec 15, 2009. Well Subject: LLY Intermittent SES/MIL Lamp Illuminated, Reduced Engine Power, Fuel Injector Driver Circuit DTCs P0201, P0202, P0203, P0204, P0205, P0206, P0207, P0208, Cylinder Bank Shut Down DTCs P2146 or P2149 #06-06-04-026A - (12/08/2006) Models: 2004-2005 Chevrolet Kodiak C4500/C5500 Series, Silverado Models.2004.5 Chevy cc/sb lly/ally 4x4 LT sled puller EFI,Tuning by Blackout Performance 2004 GMC 2500 4x4 cc/sb slt ... if it does it's a code problem. 2004.5 LLY SC 2wd 2006 LBZ CC 4wd TTS rods, camshaft, heads and pistons in the motor and a TTS Converter and transmission upgrade kit in the transmission. Save Share. Like. D. DURAtotheMAX Discussion ... Duramax LLY problem Hey, I just filed Lemon Law remedy on my 2005 Kodi Discuss the second generation (2004.5-2005 LLY) of the 6.6L Duramax diesel engine & associated components. 2006 LLY engine discussion belongs in Third Generation forum due to the differences of the 2006 LLY and the 2004.5-2005 LLY. Engine related discussion ONLY. Sep 19, 2009. #1. Hey guys i have a 04.5 rc/lb lly with S&B int...
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