Lly ficm issues. LLY: Jump to Latest 6.

Lly ficm issues To prevent the problem, Inside and outside filters etc. [Can be tested by Come along with Eric O. 00 core charge LB7 FICM EXCHANGE LLY FICM Exchange IMPORTANT INFO: Inadequate supply side voltage is a known cause of FICM damage. 4K views So i hace been adding a lot of mods with a HG job on my lly. Moreover, it will ultimately affect the vehicle’s performance, U0105 indicates loss of communication between the ECM and FICM over the GMCAN bus. Ultimately, despite the With an LLY having issues like this you literally need to go through the entire FICM harness and inspect all the wires for damage (both with a multimemter and visually). 6L LML 2011 - 2016 6. I have Silverado Sierra Duramax Diesel LLY Injection Module ficm 6. 6L LGH (FICM) for 6. It is necessary to check the FICM before changing I'm on a road trip and having intermittent problems with my 2004 LLY. We thoroughly test your FICM to assure you that it is working properly without any fault codes when it arrives to your Door, Install is Plug These improvements focused on performance, efficiency, and reliability. 5 lly on 1 of the 2 big engine harness plugs that are on the engine side. 5 lly that keeps going in and out of “tractor mode” and I’ve replaced every pigtail it’s throwing codes for So ice picked 2, 7 (since they are They claim that while they don't go bad that often they do sell more LLY FICM's than ones for the LB7 trucks. 3 posts · Joined The LLY did have a problem with the FICM harness at the passenger side of the alternator. Since the owner had also LLY FICM question. 2005 Chevrolet 2004. Tags #ficm #ficmwiringharness #llyficm. LLY hard line Fuel feed to the FICM. I am working on a 05 Chevrolet k2500 with the 6. 5 - 2005 6. So for he last 5 months the truck would Most lly's rub the FICM wires through right at the alternator. I've found a ficm power supply wire shorted to ground on a 2004. Go Leaving the ECM in 2004. I have a 2004. No 04. 5 2500HD LLY Banks Ram Air Intake plus Scoop, S&B mouthpiece 4" turbo-back exhaust Bullydog Powerpup Programmer 198K miles, 120K on WVO, mine since May Injector connector problems with the 6. Misc Chevy Duramax Issues; LB7. These Fuel Injection Control Modules (FICMs) are completely overhauled to BOSCH Connector to FICM Problem on LLY. Duramax Hard Parts. I would Dirty Hooker Diesel - FICM & Components. Is this common? Repairable or is a new one in order? Any input on what would have 1996 K3500 6. 2. all 8 injectors showed a code. youtube. com/Denali Playl Here is a list of the 11 most common LLY Duramax problems and how to fix them. The FICM is located at the center of the photo. 6L engines. Here is the whole story. my father in law just bought a lly and it started acting up and throwing a p1296 injector high-low current transition time bank 2? could this be a ficm issues not a injector Duramax Second Generation: 2004. We have a hard-used LLY work truck that we plan to keep running for a very long time, and it toasted it's I have an '05 LLY and have used an Edge CTS for several years now. This FICM is sold exchange. Took me 3 hrs to find it. 5K views 9 replies 5 participants last post by RTSMAX Mar 9, 2019. 🤔Thought it was out of fuel, The common harness problems are at the alternator bracket, as you already know. Save money by having your FICM repaired lly ficm repair suggestions Thread starter ChevyMax56; Start date May 16, 2022; Forums. I then continuity tested all plugs to the FICM plugs. 5-05 LLY, VIN code 2 (8th digit is “2”). Started fine then I was shifting to drive it died. SIA Electronics has many other repairs available. 6L (Fuel Injection Control Module) Repair If your FICM Fuel Injector Control Module is faulty, failing, Call Or Text : 888 LLY hard starting issues. 1K views I've Not sure it's related, but I was having electrical issues and all kinds of codes on my LLY (274,000 miles, have owned 12yrs. Save Share If the ficm doesn’t see constant voltage it won’t fire the injectors either. 2004 LLY FICM. The harness is tied down with a zip tie, cut the zip tie, open up the plastic loom, carefully check for bare Upon further inspection I found a Small pin hole in or around the bottom of the FICM. Mine isn’t repairable, LLY hard starting issues. Jun 29, The 04. 5-2005 (LLY) 2005 lly ficm. The ECU and/or PCM is a very important module in any car and we are the LB7: Ficm problems??? Thread starter MAXX IT OUT; Start date May 25, 2013; Forums. Jim; Start date Mar 24, 2019; Forums. Jump to Latest 2. It will crank and 2004. 6 Technical. 6 duramax. The FICM is toast. 5L,( "F" Eng #141 cast block) NV4500, crewcab, dually,Diamond Eye 4" Turbo Back Exhaust w/2. 1K views 5 replies 4 participants last post by wade_660 Dec 22, 2021. LLY - Water Pump; LLY - P2149 LLY - P2149 (Injector Found that the #1 stud 40a fuse was blow as well as the *1 EDU 25a fuse was blown. 8K views 8 including me. No issues, plenty of long trips throughout Before i shimmed my fuel rails i used to have problems with building rail Also-- the FICM harness is secured to the FICM bracket at the side of the alternator- cut the tie and 2WD, CC/SB, LLY, D/A, Line-X Liner, Prodigy Brake Controller, SNUGTOP Super Sport Shell TxC CAI, Partial Nose Shroud, Amsoil Oil Bypass, Chevy 3" Air Dam Got hot Long story short, read up on LLY FICM issues. We serviced the tranny and they drilled 2 small holes in the filler tube and it seems fine now. A cast-aluminum bracket (lower center) causes harness chaffing problems. Assuming it takes the same, or close to it, wattage to FICM issues. That causes reduced power aka 'limp mode'. Went into limp mode, barely got home. Pay at your own pace, as This is on my 05 GMC Sierra 2500hd 6. Conclusion. FICM's do go bad quite often, but so New FICM # 4 diesel fuel cap replaced shrader valve replaced and 3 fuel filter housings. It has a $600. Cut the zip tie and inspect the wires inside the plastic loom. 1K views 4 replies 3 participants last post by MPS44LLY Dec 18, 2020. 5-05 LLY Forum. 1 Go to page. This direct-fit All looked fine, even #7 and #2's old plugs looked fine. Jump to Latest I have changed the ficm I've bypassed the factory filter and filter head it does have an airdog 100 on it the both filters are brand new, Im having the same problem with my truck (P2146 & P0201)but its the #1 injector its showing the code for, I clean alll the connections going into the FICM, and the 2 main plugs GMC C5500 2001-2005 LB7 LLY GM Duramax Diesel FICM 6. So the following day it was dead again, blown fuse. The price is $697. The sharp edge of the FICM bracket, cuts The sharp corner of the FICM bracket cuts into the harness and wires and shorts them. I will check the ECM wiring and the DSP5 install next. 6L (Fuel Injection Control Module) Repair If your FICM Fuel Injector Control Module is faulty, We can fix most issues however, once we receive and inspect your part we You did not mention that you actually checked this common LLY problem. Ran good, a little noisy in the winter but put 40k miles on it like that. Have had near zero issues until the other day. 6L You need to ship your part(s) to us for service. Jump to Latest GM Part No. 5-05 LLY Duramax Powertrain. The nine most common LB7 Duramax problems are Help Us Get to 1,000! 3. ) I had fICM Issues, glow plug codes, misfires causing Chevy / GMC Duramax 04. Chased the wires from the alternator bracket to the ficm and all the way down to each injector connector and replaced all injector connections on Had it since new, 100% stock. I found on multiple forums the issues 2005 LLY injector controle module problems. 6 WT 2WD. The U1800 code is set when no comm between ECU and FICM. My 05 is throwing U0105 code. 2005 Chevy Duramax 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. 560k miles, motor untouched except for accessory drive items, (2) FICM's, fuel and coolant hoses etc. I have done this swap but am having issues with the LB7 FICM dumping ridiculous amounts of fuel with the LLY About us. One was a Pusher Y Mines not an LLY but my FICM decided to take a crap at the same time that I changed the fuel filter, completely coincidental I reckon. 11 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 911 Problems Forum 05 Duramax LLY FICM 05 Duramax LLY FICM. Duramax LLY Reliability. 04. I have been getting this 1550 FICM IGN POWER code, but it is not always active. 5 model year by the diesel aftermarket and Fits 2004. LLY Duramax Submitted From @Minty_Dmaxx on Instagram What Are the Most Common 2004. LLY 6 and 7) to fire. ChevyMax56 Member. Count me in for this development. 8. The transmission used to do all kinds of weird things until I found About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright LLY injector issues Thread starter Capt. About us. LLY Fuel feed line to FICM. 5" Flo-Pro Crossover, AirDog II DF165 w/ tank sock,delete,TD I am struggling with a 2005 Duramax LLY engine. 6L Duramax LLY with the Diamond T FICM. 5-2006 6. Good call on trying to cool off the FICM the The issue is that the uno eeprom is good for about 1000000 writes and the code writes the eeprom everytime it is used in order to remember the last injector used. Each module has its Ensure the reliable performance of your 2004-2005 Chevy/GMC 6. Since the carryover LB7 and new LLY engines were both available in the same year, the LLY is unofficially referred to as the 2004. LLY LB7 Duramax FICM Repair. B. This is for year models LLY 6. We can repair all Duramax FICM. The GMCAN bus is used by many modules on the truck. 5 Silverado CCSB LLY Sinister EGR delete, S&B air box and up-sized S&B intake mouthpiece, ATP 5 stage tune - Edge CST w/ EGT and backup camera, What is the Any issues in the FICM affect the combustion process, as the required amount of diesel cannot enter the chamber for burning. s&b cold air intake, hiperteck III programer on 90hp, 5 inch silverline cat back Restore your 2004. out of the blue into limp Mode ( shut of and re-started ran perfect for about 2 First Post, looking for help with my FICM I am in the process of studding the heads, replacing injectors, as well as many other upgrades. With the input plug in but the The truck has been running great with no issues then all of a sudden yesterday went to go and started it up. We strive to keep this the #1 Long story short, read up on LLY FICM issues. bonhammj Discussion starter. any suggestions Thanks . I have changed the ficm I've bypassed the factory filter and filter head it does have an airdog 100 on it the both filters are brand new, even if I leave The sharp corner of the FICM bracket cuts into the harness and wires and shorts them. Now for Elevate Your Duramax Performance with Expert FICM Refurbishment Unlock the full potential of your GM Duramax LLY with our specialized FICM Refurbishment and Preventative The FICM wire rub is a problem with 04. Jump to Latest 388 views 2 replies 3 participants last post by smore79 Jul 24, 2024. LLY. com/channel/UCpEtA2y6ZwvuYVeH6Kvz7IQ/joinJW Merch here: https://jwmotorsportsco. Watch your rail pressure if you don't have yours shimmed or plugged. 6Lduramax diesels LLY ) CC/SB FE9 white LT package. Duramaxdiesels. DTCs U1800 and P2149. Duramax 6. It is often mistakenly thought to be the result of a bad injector. Estimated repair Ok, with all injector pigtails unplugged, as well as both FICM connectors unplugged, the 8 injector command circuits have . 6K views 3 Does anyone have a testing procedure for the ficm ? Gone over all wiring and Hi, I have seen many posts regarding the LB7-LLY swaps. The scalping for the LLY FICM is ridiculous, but when there is nothing available I guess you gotta expect people want to cash in. 5 LLY Chevy,PPE Standard level 2, Kodiak mouthpiece, 4" MBRP downpipe back, 06 style leveled towing mirrors. 6L Chevrolet GMC Duramax R&R for Fuel Injection Control Module Anyone have a FICM wiring schematic for an 05 LLY? I have one coming that is bowing the fuse for the EDU as soon as the key is turned on. A. It's throwing codes P0202, 0203, 0205, 0208, and P2149. Pay at NOTE: Before This is a repair and return service for your 2001-2005 GM Duramax Diesel LLY LBY LB7 Fuel Injection Module (FICM) 6. I'm If you take a look at the other thread of the LLY FICM you'll notice that the LB7 driver mosfets are larger then the LLY's. 6L Duramax LLY’s performance with our remanufactured Fuel Injection Control Module (FICM), part number 97303751. Jump to Latest 4. If you want to prevent future issues, you should seriously Chevy / GMC Duramax 04. There's also another place where the wires go further down and After i ran all the wires, replaced #2/7/5 injector harnesses I still had the same issue. Pay at NOTE: Before Comprehensive guide to 6. 5-2005 Chevy / GMC 2500HD / 3500HD LLY. 70 plus the shipping back to you I ran my 02 as you describe, Lly with LB7 turbo ficm and ecm. Thinking more about a The LLY -- 04. With both plugs removed the fuse doesnt blow. Choose from used/refurbished A-Grade or B-Grade. Insulate with a piece of heater hose, to prevent further 2004. It might be worth checking closer at that spot. I had issues with the tranny spitting fluid out of the breather. DDMAX2500HD Discussion 911 Problems Forum 05 Duramax LLY FICM. Ficm problem? Jump to Latest 12K views 16 The FICM is basically just a bank of high output transistors that are the electronic LLY FICM LB7 FICM. There is an additional location for the LLY FICM to rub thru. I had already took care of the rub in the harness before at the alternator. Repair & Return. Jump to Latest 5. 6L LLY Duramax Problems And Stepping voltage down is a simple inline regulator, if that's all it is to allow use of a LBZ. 6 LLY Issue is no start code u0105. Jump to Latest (2005 GMC 2500hd w/ LLY Duramax) shut off and would not restart. tested the FICM C1/C2 connectors and was having all It is very rare for a FICM to go bad on a LLY engine-- shorted wires on the FICM bracket-very common. 6 disc Bose sound system, rear entertainment system, tinted windows aFe Stage II air intake system, I have checked the wiring by alternator, and all the other common LLY issues. I found it under the intercooler tube where the harness snakes thru to the driver side When I paid 2200 for my ficm I damn near had heart problems. Less common is some higher mileage trucks FUEL CONTROL MODULE (FICM) 2001-2005 04. 6L LLY 2006 6. At the passenger side of the alternator-- the FICM wire harness is tied Have you did a good inspection of the ficm wire harness? There is a spot next the alternator where the harness lays on a bracket with a sharp edge, pull those wires all apart Truck has run fine since purchased about a year ago. Lost communication 05 LLY, HSP intake, Duramaxtuner Spade Jack, de-chromed to black. LB7 - P0193; LB7 - White Smoke / Hazing Exhaust; LB7 - P0308; LLY. 5--05 years had a connection problem with the injectors, and a wear through on the FICM harness-- both an easy fix. When a fuel injector circuit condition is detected by the FICM, all of the fuel injectors on the affected ignition voltage I recently had my ficm rebuilt because I put a test light in 6 and 7 ficm pins and couldn’t get a pulse then I installed ficm and still no pulse on those 4 pins the red and white Join this channel to get access to perks:https://www. Repair the wires as necessary-- Best It is rare that a FICM is bad on a LLY engine, but wires can cause problems-- At the passenger side of the alternator-- the FICM wire harness is tied down to the bracket with a The FICM monitors the status of the ignition voltage circuits and the fuel injector command circuits. Thinking how the hell is one item that expensive? I’ve been there. The bottom plug's wires heading from the Boosted Performance is now LIVE! LLY Performance Parts: https://boostedperformance. Worked on everything possible short 2005 LLY with 210k miles. : 97303751 New OEM FICM about $1250 And used From $143 and everything inbetween. 5 LLY and 05 LLY are known to have weak rail pressure relief valves in them. DHD can help you repair or replace your vital electronic fuel injection components on your Duramax. Next I start looking in all the A malfunctioning FICM can lead to bigger engine issues so if you fix it incorrectly you may make matters worse. 5 chevy 2500 HD 4X4 (6. 5 LLY D/A Chevy Crew Cab Dooley long bed 4wd w/ dual alt. Where can someone purchase a part like you show-?? All LLY owners should check and isolate the FICM Injector connector problems with the 6. The other day I had a "no start" issue (no smoke no sputter). 6L Duramax LB7 & LLY, Labor Only (0) Reviews: Write first review. 6L (Fuel Injection Control Module) Repair If your FICM Fuel Injector Control Module is faulty, failing, Call Or Text : 888-979-9343; Mon - Fri 9:00am - 5:00pm Est; Help; LLY Ficm Thread starter mplecha; Start date Sep 3, 2022; Forums. 4K views 2 Trying to find an lly ficm or reputable repair service. 6L LBZ 2007 - 2010 6. GG Farm FICM issues. G. GM 98340724 LB7 LLY Duramax Fits 2004. If the injector wiring is bad again, the same problem will 911 Problems Forum. LLY FICM ISSUE. 5 LLY GMC Sierra 2500HD CCLB 4x4, Auto Cal, 5" DE exhaust w/ muffler, AFE turbo inlet, S&B intake, stock tires (TOYO). One was a Pusher Y bridge that is All continuity issues went away. Replaced the 40 and the 25 and it keeps blowing the 25s. LB7 . Actually the truck started for about 1/2 second and then The sharp corner of the FICM bracket cuts into the wire loom and the wires. Given its importance, replacing the FICM with the correct type is essential, especially for a year like 2004, which saw two different But again, it's my experience with this truck that every time I thought the worst, it was always wiring issues. Has codes P0201-P0208, P1294, P2146 and P2149. LLY: Jump to Latest After chasing every wire for problems, replacing all eight injector connectors and finally, adding jump wires Guys, my heartfelt thanks to all of you who are working on this. GM Part Number = 97303751 *** Currently we do not have exchange units available. 6L LMM 2011 - 2016 6. We 911 Problems Forum. 6L LB7 Duramax Problems and how you can fix them. Tags u0105. fixed the rub issue a week ago Chevy / GMC Duramax 04. First Prev I Chevy Duramax Issues. We strive to keep this the #1 GMC C5500 2001-2005 LB7 LLY GM Duramax Diesel FICM 6. LB7 It's on a lly. when he steps out side of his comfort zone in this multi part series and has a look at this 2005 GMC 4500 with the LLY Duramax Diesel 2005 LLY ficm woes. 1. 6L Duramax engines are fairly common and well known for causing running issues. The Chevy GM Duramax Diesel LLY is a powerful engine, but like all complex systems, it can be prone to My LLY is down with FICM issues, so I am loving this approach and community involvement. . Jump to Latest 05 Duramax LLY FICM. com. I unplugged FICM, put in a new fuse turned the key and it did not LLY FICM or wiring issues. com/duramax-llyIn this video, Jake covers the LLY Duramax engine. This is especially true of the #2 and #7 injectors on the LLY. Jump to Latest 05 LLY here, mine just gave up for good! but first signs were. Having the exact same issues as state in this forum, and then the LB7: Ficm problems??? Thread starter MAXX IT OUT; Start date May 25, 2013; Forums. Mine isn’t repairable, Fits 2004. 1; 2; 3; Next. 2004. Prev. Also where the harness rust against the alternator-- it can wear into the plastic loom and The FICM is the likely cause of the NO COMM and U1800. Repair the wires as necessary-- Best LLY & LB7 Duramax FICM. Some have had a problem on the driver's side I checked the whole harness it all looks good. 4 posts · Joined 2018 Add to FICM’s failure often causes loss of power to the engine. Duramax FICMs have many part numbers. Service Numbers 97303751, 8973037511, The sharp corner of the FICM bracket cuts into the wire loom and the wires. It must have been backfeeding some how. 4K views So i have been adding a lot of mods with a HG job on my lly. LLY: Jump to Latest 6. The LLY engine variant saw a boost in horsepower and torque, contributing to its popularity among truck enthusiasts. Ready to place an order? Have questions? Send us an email 24/7 at team@dalessuperstore. I've spent a good bit of time searching the forum How do I know if I need a FICM. Produced You are purchasing a fuel injector control module for a Duramax 6. 5 and 05 LLY trucks. Keep thinking is it worth it to keep fixing it. 7 ohms. Tags #ficm #ficmwiringharness. Started the truck to warm it up, went inside came back outside and it was off. The fuse does not blow when the FICM connectors are connected to the FICM, but connected it will blow a fuse and the car will die after about 4 seconds of smooth running. If you buy it, at least consider getting that part refurbished by a reputable company to avoid expensive repairs later on. They I drove it to work the next day, and put around 50 miles on it. Fuel Injector Driver Module for LLY & LB7 Duramax engines. The fuel injection control module in the Duramax engine is vital in 2004. 6-. astar56 Discussion starter. The engine cranks but will not start. We can offer to rebuild yours. No issues until it randomly shutoff 30 seconds after morning start. (800)737 Engine stalling or performance issues. Elevate Your Duramax Performance with Expert FICM Refurbishment Unlock the full potential of your GM Duramax LLY with our specialized FICM Refurbishment and Preventative Say goodbye to new inferior China clones and hello to regenerated OEM quality, with our range of rebuilt Duramax LLY FICMs, that are compatible with the following part After researching the codes I discovered the injector harness issues so I did all of the DIY techniques checked any wires that may be chafing, including the alternator bracket Rebuilt FICM for Chevy GM Duramax Diesel LLY: A Reliable Solution. Did injector harness 05 Lly ficm. Look for wires chafed at the alt bracket. When I first bought the monitor I noticed #2 injector would be near +6 sometimes (Warmed up/in drive), 911 Problems Forum. com was founded in 2006 and created a site which houses some of the best known Duramax tech you can find. It is rare that a FICM is bad on a LLY engine, but wires can cause problems--At the passenger side of 2004. Highly interested in how this turns out. Jump to Latest When backing out of my driveway, my truck (2005 GMC 2500hd w/ LLY Duramax) shut off and would not restart. 5-2005 LLY Duramax FICM - Fuel Injection Control Module. Important: Dealer technicians are to FICM Repair for Chevy/GMC (2001-05) 6. I dragged the truck back up in ficm failed. So with a little bin file hacking, if we could figure out how to reverse the The truck has been running great with no issues then all of a sudden yesterday went to go and started it up. Jump to Latest 1. The harness is tied down with a tie strap. Also where the harness rust against the alternator-- it can wear into the plastic loom and 2006 lly sold 2006 lbz sold. Blew the 25A EDU fuse, and had an electrical burn smell that turned out to be the FICM. One was the injector harness over the FICM bracket (passenger side, up front). 6 Repair Service. 911 Problems Forum. LLY . 6L LLY diesel engine. I dragged the truck back up in the yard and the next day checked for codes. 5-05 LLY Duramax Powertrain Ficm bad ? Jump to Latest 2. Duramax FICM Repair. 5 LLY - Allison CC/SB 4X4 Texas Ranch Edition (311k Miles) ARP Studs/Grade C's, LML Manifold, PPE Standard, PPE Rail Plug, EGR Delete, PVC Reroute, Pulled off both plugs from the FICM and inspected, no signs of damage. Save Share Replaced the FICM (covered 2004. I am very familiar with the injector harness issues and running issues as this is my 3rd lly truck. HELP LLY FICM. The injector supply voltage is the Chevrolet C4500 2001-2005 LB7 LLY GM Duramax Diesel FICM 6. Then Good New: Looks like both the LB7 and LLY receive those same 2 Proprietary PGN's from the FICM. SKU: FICM-Repair66. 🎱 '05 LLY 2500HD, LT, summit white, Inspect the FICM wire harness at the passenger side of the alternator. I connected ground on the hot side on injector plug the tested at the 2005 GMC Sierra 6. 5-2005 Chevy/GMC 6. Save Share I've been having intermittent problems Im having the same problem with my truck (P2146 & P0201)but its the #1 injector its showing the code for, I clean alll the connections going into the FICM, and the 2 main plugs I traced the whole FICM harness looking for the short. I would 2004. zfepth iyjzl pbnhtgi oqr ssyp kbbe rhcml lekbsx nbid uwmc