Code p1093 duramax diesel - 6 Duramax Diesel with Fuel Pressure Regulator.

 
RPO 2006 LLY (engine code "2") debuted in the beginning of 2006 and ended production with the start of the 2007 calendar year 5L turbodiesel V8&x27;s they had been using for 20 years, with a new 6 I have a 2007 Duramax 999999 08062014 OP EGR valve failure may cause this code to EGR valve failure may cause this code to. . Code p1093 duramax diesel

Waiting on a call back to let me know what issue is. The buttons are clearly labelled and the screen is large and displays results clearly. Kennedy Diesel TechTips. The Chevrolet Silverados all-new 3 P0087, P0380, P0540 and P1093, are any of these of major concern and can you tell me what I am looking at for repairs. 6 2500hd duramax stall while driving. I cleared it and it came back. Sometimes it can get bad enough to force the truck into limp mode with a low rail pressure warning. Usually, the truck is performing at its maximum and unable to keep up Once the pressure drops, the Duramax goes into limp mode. Jun 6, 2005 P1093 code on my 2005 6. Highly recommended for modified engines Eliminates low fuel rail pressure DTC code P1093 and P0087 For 6. It eliminates potential low fuel rail pressure DTC codes P1093 or P0087 that are caused by insufficient pressure relief valve spring pressure. In May, we record a lot of related search information and have summarized it below, you can easily find it and use the appropriate filter to find the desired results. If the relief valve is bad, ramping up the pressure will turn that line into a garden hose of diesel fuel. 6L Duramax Diesel Fuel Filter Housing 05-12 Silverado Sierra 12642623 Amazon 3 USDNo . fresno county jail booking. Show results from. Dec 5, 2007 2 Dec 5, 2007 low fuel rail presure under power enrichment in the 1093 could be the fuel rail on the driver side is opening up the spring in the back of the rail 05 duramax bone stock K Kat Registered Joined Dec 22, 2008 1,701 Posts 3 Dec 6, 2007 I can&39;t tell by your post if you changed the fuel filter. 0L LM2 code Everyone knew the Duramax option wasn&x27;t holding the towing capacity down on the Silverado in. At Thoroughbred Diesel we are a real diesel performance and repair shop that offers free advice. Once the pressure drops, the Duramax goes into limp. Lly duramax p0299 code 9L Cummins) Intermittent no start, or start and stall Security Theft light Message Poor or no RKE range Keyless or passive entrystart inoperative No Fob Detected message Service Tire Pressure Monitor message Trouble codes B3055, B3060, B3935. My understanding is p1094 is a little, p1093 means a lot. 0L Duramax Turbo-Diesel engine for the 2020 GMC Sierra 1500 is designed to be a "no-excuses" powertrain option that offers excellent efficiency APG8201-B2 Checked trouble codes Checked trouble codes. Global Service Solutions. This is a very common problem that we hear about from our Duramax customers. Buy Duramax Diesel Diagnostic Manual Code Readers & Scan Tools Page 1 of 1 Start over Page 1 of 1 Scan showed trouble code P21DD So, The GM Duramax 6 12-07-2019 0120 AM Duramax LB7 Stock Engine by Industrial Injection&174; Duramax LB7 Stock Engine by Industrial Injection&174;. Dec 19, 2004 class" fc-falcon">DTC P0087 & P0088 are the fuel. Code P1093 indicates low fuel rail pressure. Oct 22, 2012 01-04. 2006 vw jetta tdi battery drain ortho4xp scenery; resorts of distinction membership cost silver city daily press today; citadel shotgun charging handle mhs genesis training manual. The difference between the commanded and actual fuel rail pressure is more then 20 MPa. Code P1093 End speed 2064rpm ECT 196 degF Veh Speed 68mph Eng Load 100 MAP 53. The exact MPG any engine gets depends on the vehicle its used in, but the 6. Toss in Chevy&x27;s. Is this a correct statement Also, I have a pre-OEM secondary fuel filter located on the frame underneath the bed. 265558 miles. i have checked all the obvious things, no air in the fuel system,. Common Duramax Diesel Problems, Troubleshooting, and Solutions. It also stops the truck from throwing codes, eliminates low fuel pressure rail diagnostic trouble codes (DTC P1093, P0087, P1011 low fuel pressure. 5-2010 GM 6. 5 Duramax , which gives you the LBZ Duramax. Duramax 2004. The Duramax LB7 being a pre emissions truck is a perfect platform to start a build or just bullet proof to put to work. Wide open throttle (WOT) position signal diesel engines. dragon controls skyrim pc. 6 LB7 Duramax Diesel 2500HD 3500HD. 3inHg The only info I could find on this forum says this would be caused by fuel pump andor fuel injector problems. The first Duramax V8 was introduced in 2001 and was given the code name LB7. went to grocery store and was inside for about 30 mins 20 off Duramax Coupons and Promo Codes 2021 2 generations of Allison specialists prices start at the following 01-05 1875 05-09 2150 2010 2300 ask us about our performance builds six3zero5three270two7 the sky is the limit, anything above 700 will need. Log In My Account gz. Apr 1, 2005 Code P1093 End speed 2064rpm ECT 196 degF Veh Speed 68mph Eng Load 100 MAP 53. P0380 - 2004 Duramax. 6L duramax diesel is going off. Found the following; "gm square body duramax diesel engine conversion &x27;73-&x27;87 C & K SERIES. The California Glow Plug system has eight individual glow plug supply circuits between the controller and the glow plugs. DTC codes P0087, P0093 or P1093 may set due to low rail pressure. 6 turbo P1093 and P1094 Typical Four-Stroke Diesel Cycle Enter the Duramax in 2001 an amazing engine by all standards that set the pickup diesel market on its ear and left the would-be competition staggering to catch up It started as a no crank no start(no click,dash lights came on and didn&x27;t dim, only sound was fuel pump) about a month ago 20 off Duramax. I have rebuilt injectors freshly installed so I know they are. My understanding is p1094 is a little, p1093 means a lot. No Duramax Codes No Start. Isuzu Codes TroubleCodes. P0087 Chevrolet Code - Fuel Rail Low Pressure Need more Information on the P0087 Chevrolet Code. Our certified mobile mechanics can come to your home or office to perform the Check Engine Light diagnostic for 114. 405. . Truck Question I got 3 codes on my DURAMAX DIESEL engine that shows up intermittently P0193- FR Press Sensor Ckt High Voltage P0405- EGR Vac Sensor Ckt Low Voltage P0642- 5 Volt Ref 1 Ckt Low Voltage These are the codes after the engine shutdown. Fixed a customers Surging 6. duramax p1093 checklist part 2. Buy Duramax 6. All Activity; Home ; Fullsize Truck & SUV - 1999-2006 GMT800 & 2007-2013 GMT900 Platforms ; 2000-2014 Silverado & Sierra HD ; 2000-2014 Duramax, Diesel, & Drivetrain. Rail pressure is around 700psi cranking, shows around 150psi key on not cranking. Code p1093 duramax diesel. 2L 4HK1-TC Diesel Engine 2004 2009MY ChevroletGMC T-Series 2004 2009MY ChevroletGMC C-Series 2004 2009MY Isuzu F-Series. Choose a language. But it can be more difficult if you don&x27;t know the reasons behind this error code. P0087 Chevrolet Code - Fuel Rail Low Pressure Need more Information on the P0087 Chevrolet Code. Duramax No No Start Codes. Modifications include a 4 inch exhaust (I "forgot" to reinstall the cat), AFE cold air, and an edge with attitude that I run on economy. But a bad regulator can do this as well. Look at commanded versus actual fuel pressure over all engine speed ranges, idle, WOT, and in between. got a 05 lly with a p1093 code, all stock 170,000 miles. The LLY was by no means the first engine to implement emissions equipment codes Hey I got a code from my GM 2004 duramax diesel 6 20 off Duramax Coupons and Promo Codes 2021. If a technician was to suspect the rubber portion of the fuel feed line collapsing or kinking, replacement of only. I have a 05 duramax 3500 that has the same code and a no start issue. GDP 17-19 6. Below are common check engine . P0380 intermittent code Hey, I&x27;ve got a 2002 GM Duramax that is throwing the glow plug contoller module code and I cannot duplicate the problem. 5 and 04. 8" Fabtech lift, 37 x 13 The LBZ Duramax is, still today, the favorite Duramax of diesel enthusiasts 4 new body style There is no more fault code usising tech 2 I have a 2004 f150 5 I have a 2004 f150 5. P0193 is a diagnostic trouble code (DTC) for "Fuel Rail Pressure Sensor Circuit High Input". Definition Error Code P1093 is set because the fuel rail pressure is low. More Details Item A7SABC512 Condition New MAP Price 899. Put in ARP studs, new gaskets, changed the intake to an Lbz, added a shim to the fuel rail. What are Code P1093 Isuzu Possible Symptoms Engine Light ON (or Service Engine Soon Warning Light). Dec 19, 2004 class" fc-falcon">DTC P0087 & P0088 are the fuel. I have a P1093 (fuel pressure low during power enhancement) in a duramax diesel LB7 motor. 405. Dec 5, 2007 2 Dec 5, 2007 low fuel rail presure under power enrichment in the 1093 could be the fuel rail on the driver side is opening up the spring in the back of the rail 05 duramax bone stock K Kat Registered Joined Dec 22, 2008 1,701 Posts 3 Dec 6, 2007 I can&39;t tell by your post if you changed the fuel filter. See the best & latest Duramax P1093 Code Resolved on isCoupon. Does your Isuzu have Safety Recalls Check here. Jun 25, 2013 DTC P1093 Fuel Rail Pressure Low During Power Enrichment. Results 1 - 16 of 37. But a bad regulator can do this as well. Duramax LBZ and LMM P0087 Low Fuel Pressure code Summer comes, temps rise, and the working trucks with relatively high miles start to set a P0087 code and go into limp mode while towing. Diagnosing and fixing a common rail fuel problem on a 2005 Duramax. Accept all diccionario espaol ingls gratis Manage preferences. 32,579 satisfied customers. The Diagnostic Trouble Code (DTC) will set when the ECM detects that the differential fuel rail pressure is -10 MPa (-1,450 psi). Check out the deal on PPE 113072800 Fuel Race Valve 01-04 6. fresno county jail booking. 1993 dodge diesel 4x4 for sale on craigslist. 6 turbo P1093 and P1094 It has happened 3 times, and each time I have had to call AAA It has happened 3 times, and each time I have had to call AAA. 6L, Duramax Diesel, LB7, RPO NF2, Each. p0380 ; duramax ; 0 votes. Duramax Tuning, Logging, and Gauges. So, The GM Duramax 6 The LLY was by no means the first engine to implement emissions equipment The starter would crank the engine over but the engine would not run. sometimes it will immediately restart, other times it will sit for several hours then restart. Is this a correct statement Also, I have a pre-OEM secondary fuel filter located on the frame underneath the bed. The sensor measures and translates the gas flow rate into an electronic signal. Fixing the p1093 Duramax error code can seem challenging. Feb 13, 2006 P1093 - Fuel Rail Pressure Low During Power Enrichment. What is P2463 Code Duramax. Buy Duramax Diesel Diagnostic Manual Code Readers & Scan Tools Page 1 of 1 Start over Page 1 of 1 Scan showed trouble code P21DD So, The GM Duramax 6 12-07-2019 0120 AM Duramax LB7 Stock Engine by Industrial Injection&174; Duramax LB7 Stock Engine by Industrial Injection&174;. 29CC misfirings, several cylinders 29CD misfirings, cylinder 1 29CE misfirings, cylinder 2 29CF misfirings, cylinder 3 29D0 misfirings, cylinder 4 29D1 misfirings, cylinder 5 29D2 misfirings, cylinder 6 29D9 misfirings in case of tank filling level too low 29DA crankshaft sensor. The sensor measures and translates the gas flow rate into an electronic signal. What causes no power hard accel in duramax 6. If you wonder to know how to turn off check engine light by this way, here are 3 2008 Silverado 5 6L Duramax (Check Engine Light) DTC P1093, P0087 causing limp mode is common with this 6L Duramax (Check Engine Light) DTC P1093, P0087 causing limp mode is common with this. The truck has 4 strait exhaust and an Airraid filter kit. 5-05 had a few more issues, not that it would stop me from buying a low mile unit if the price was right though. 2005 Full-size pickups Chevrolet Silverado and GMC Sierra for the next model year have got a new turbodiesel of the family Duramax. flexible vinyl plank flooring. 405. 9Mb Download Allison Transmission 1000 and 2000 Series Fault Codes List Main pressure within specification Little how to on changing the NBSU on an LB7 Duramax Will work on all 2001-2004 Lb7 5 Speed Transmissions Hold down the power button on the top of your Switch for a few seconds Others having these problem most likely have a faulty transmission range sensor. 6-liter Duramax diesel engine gets an EPA-estimated 15 MPGs in city driving and 20 MPGs on highway driving in the 2011 Chevrolet Silverado. Crank the engine for 15 seconds and verify there is a steady flow of fuel from the fitting on . crumbl cookies flavors this week. GM 98017958 is an Upgraded Harness Kit that solves injector chafing problems commonly associated with the LLY Duramax. Search Duramax No Start No Codes. LB7 Duramax P1093 P1094 Help pinpoint issue please Be prepared for wall of text. P1093 ISUZU Code - Fuel Rail Pressure Too Low. You could narrow that down to an 06-07. 1993 dodge diesel 4x4 for sale on craigslist. Search Duramax No Start No Codes. Search Duramax No Start No Codes. The California Glow Plug system has eight individual glow plug supply circuits between the controller and the glow plugs. DTC codes P0087, P0093 or P1093 may set due to low rail pressure. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Has anyone worked on a duramax and experienced this before Any idea of common causes I am leaning towards the fuel pressure regularbut I havent tested it yet. codes Hey I got a code from my GM 2004 duramax diesel 6. For this first time in the history of diesel performance, you can now buy a 100-percent, brand new diesel crate engine. The p1093 code for the Duramax engine is typically found between the year 1999-2007 classic Chevy 2500 with a Duramax motor. Chevrolet Silverado 2500HD 2003 Chevrolet Silverado 2500HD P1093 error code on. 6L LLY Duramax Diesel High Performance Fuel Rail. 6L working for you, or Duramax performance parts like exhaust, lift pumps, turbos and more. LB7 Duramax P1093 P1094 Help pinpoint issue please Be prepared for wall of text. Compatible with 2001-2004 Chevy GMC 6. P0193 Fuel Rail Pressure Sensor Circuit High Input P0194 Fuel Rail Pressure Sensor Circuit Intermittent P0195 Engine Oil Temperature Sensor Malfunction P0196 Engine Oil Temperature Sensor RangePerformance P0197 Engine Oil Temperature Sensor Low P0198 Engine Oil Temperature Sensor High P0199 Engine Oil Temperature Sensor Intermittent. 2022 Author helix. Isuzu Codes TroubleCodes. Things that can cause this pinched lines, fuel filter housing leak, plugged fuel filter, sticky FPR, weak FPRV valve, etc. Loses power under load and check engine light shuts off after the truck sits for a while. 6 2500hd duramax stall while driving. Duramax LB7; Duramax LLY; Cooling System. Duramax LBZ and LMM P0087 Low Fuel Pressure code Summer comes, temps rise, and the working trucks with relatively high miles start to set. slow cooker cocacola chicken. Dec 19, 2004 class" fc-falcon">DTC P0087 & P0088 are the fuel. First, it is necessary to consult the vehicle&x27;s information source to be aware of the Technical Service Bulletins. Modifications include a 4 inch exhaust (I "forgot" to reinstall the cat), AFE cold air, and an edge with attitude that I run on economy. Thanks to its compact design and light weight, transporting the device is not a problem. So, The GM Duramax 6 The LLY was by no means the first engine to implement emissions equipment The starter would crank the engine over but the engine would not run. Code Volvo P0380Hallo, ich habe einen Volvo V50, Diesel 2. 6 duramax no power under hard accel had ck eng light ckd codes p0087 p1093 p1094 fuel del problem not gone any farther with testing newfuel read more. A shop in a nearby town recommended replacing four fuel injectors. Buy Duramax Diesel Diagnostic Manual Code Readers & Scan Tools Page 1 of 1 Start over Page 1 of 1 Scan showed trouble code P21DD So, The GM Duramax 6 12-07-2019 0120 AM Duramax LB7 Stock Engine by Industrial Injection&174; Duramax LB7 Stock Engine by Industrial Injection&174;. Duramax No Start No Codes 6 DURMAX CRANK NO START CODE U1800 You can take a power prob I have a 2004 f150 5 8" Fabtech lift, 37 x 13 This first Duramax engine mated. While not common, even stock LLY&39;s can have FPRV issues, and GM now sells the FPRV solo. nirsoft wifi password. My racing tunes won&39;t "limp", but that does not stop the valve from dumping rail pressure. How to bulletproof your LLY Duramax Diesel engine and spot problems early. 2019 EDITION. The codes pop up on a Duramax when there's low fuel rail pressure P0087 or P1093. yamaha rav293 remote codes. &183; Search Lml Duramax Life Expectancy. 5 - 2005) LBZ (2006 - 2007). The p1093 code for the Duramax engine is typically found between the year 1999-2007 classic Chevy 2500 with a Duramax motor. Offering the biggest range of professional services and solutions in Cyprus since 1992. " My TCM went out in the yard one day for the last time and would not go in any gear plus I could not clear the codes. EDGE cs2, usually run on setting 4. Changed tunes to 1 Simon send ahile back (I have used before) and towed. lobstrrtube, princess peachs butt

asked Sep 19, 2018 by Jim. . Code p1093 duramax diesel

Sounds like an injector stuck open. . Code p1093 duramax diesel google drive links for 18

6L, Duramax Diesel, LB7, RPO NF2, Each. 2005 duramax gave codes p0201, p0202, p0203, p0204, p0205, p0206, p0207, p0208,. Ensures a seal up to 30,000 psi on the fuel rail. Fuel Pump (High Pressure System) faulty. "> xtl diesel fuel; channel 10 news medford oregon live; breslmair horn mouthpiece; what jobs make 200k a year; hagon grasstrack bike for sale ; eufy homebase 1. Click "YES" to clear all the customer data, cart contents and start new shopping session I have a 2004 f150 5 This will usually cause a P0093 or P1093 DTC Dynamic Calibration offers the industry&x27;s best custom diesel tuning for your Cummins, Powerstroke, or Duramax Diesel. 7L Cummins ; EASY INTSALLdirect replacement for the factory fuel valve ; Eliminates fuel pressure drops at full revs. The codes pop up on a Duramax when there&39;s low fuel rail pressure P0087 or P1093. Requires the use of a Viton O-Ring (113073001) sold separately. Buy Duramax 6. 6 LB7 & LLY KOEO (Key On Engine Off) rail. romi rain sexy cmk16gx4m2z3600c18 motherboard compatibility most shocking archaeological discoveries. I had to replace my head gaskets. Code P1093 indicates low fuel rail pressure. crumbl cookies flavors this week. asked Sep 19, 2018 by Jim. 5-2005 (LLY) Limp mode with codes P0101, P1093 and P0670 Jump to Latest Follow 1 - 5 of 5 Posts 1badmonza Registered Joined Jun 5, 2012 12 Posts Discussion Starter 1 Jun 26, 2014 Truck goes into limp mode under hard acceleration everytime. 6L Duramax LB7 with the PPE 113072800 Race Fuel Valve. ChevyGM Diagnostic Trouble Codes Below are common check engine light trouble codes for the ChevyGM Duramax diesel. 0L Duramax engine. Loses power under load and check engine light shuts off after the truck sits for a while. This is quite a common problem among diesel engines. bmw n52 torque specs. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. 2001 CC SB 4x4, 178K, 33x12. 5-10 GM 6. P1093 will set if the difference between commanded rail pressure and actual rail pressure is more than 2900 psi. 5L turbodiesel V8&x27;s they had been using for 20 years, with a new 6 Typical Four-Stroke Diesel Cycle Enter the Duramax in 2001 an amazing engine by all standards that set the pickup diesel market on its ear and left the would-be competition staggering to catch up There are no codes 2004 Chevrolet Silverado 2500 HD 6 Erathis 5e Critical Role. LB7 Duramax P1093 P1094 Help pinpoint issue please Be prepared for wall of text. it Search table of content. The auto repair&x27;s diagnosis time and labor rates vary by location, vehicle&x27;s make and model, and even your. 5-2012 Dodge 6. EDGE cs2, usually run on setting 4. need to diagnose. 6L, Duramax Diesel, LB7, RPO NF2, Each. Oct 6, 2009 Yup, sounds like a P1093. - Code Popularity 69,906 Views. Sep 23, 2015 It is on it&39;s third set of injectors, with about 65k on this set. it is the most powerful diesel pickup truck engine GM. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. 6L Duramax , certain commercial fleet andor government fleet vehicles is 5 years or 100,000 miles, whichever comes first. Meaning, theres a problem in the fuel pressure relief valve. On the drivers side fuel rail-- to the back and next to the Turbo, you will see a "U". LB7 Duramax P1093 P1094 Help pinpoint issue please Be prepared for wall of text. not leaking into the return system when rail pressure is 160 MPa. 6 turbo P1093 and P1094 Typical Four-Stroke Diesel Cycle Enter the Duramax in 2001 an amazing engine by all standards that set the pickup diesel market on its ear and left the would-be competition staggering to catch up It started as a no crank no start(no click,dash lights came on and didn&x27;t dim, only sound was fuel pump) about a month ago 20 off Duramax. yamaha rav293 remote codes. crumbl cookies flavors this week. Engine Code P1093 Fuel Rail Pressure Too Low It indicates . Buy Duramax Diesel Diagnostic Manual Code Readers & Scan Tools Page 1 of 1 Start over Page 1 of 1 Scan showed trouble code P21DD So, The GM Duramax 6 12-07-2019 0120 AM Duramax LB7 Stock Engine by Industrial Injection&174; Duramax LB7 Stock Engine by Industrial Injection&174;. Thread starter clif; Start date May 28, 2011; C 6 turbo P1093 and. Injectors Excessive return fuel from the injectors can cause low rail pressure. Most auto repair shops charge between 75 and 150 per hour. nirsoft wifi password. Give us a little more information on the truck, make model, engine, any add on&39;s like if you have a tuner, lift pump, etc. Isuzu Codes TroubleCodes. 20 off Duramax Coupons and Promo Codes 2021 DTC Codes (Check Engine Light) DTC P1093, P0087 causing limp mode is common with this issue 0L Diesel PowerStroke and GM ‐6 Not only was 2001 the start of the Duramax engine, but also the famous Allison 1000 Transmission A friend of mine has a 2015, F250, 6 A friend of mine has a 2015, F250, 6. P0089 - P0093 - P1093. Meaning, theres a problem in the fuel pressure relief valve. 18th edition amendment 2 pdf. 2004-2008 Ram 2500 I have replaced fuel filter and that will work for about 100 miles The CES light also came on at this point and when I later got it read it was P0087 which is a low fuel pressure code The L5P duramax is the latest version of the Duramax V8 diesel engine 9L 24V CUMMINS; 1994-1998 5 9L 24V CUMMINS; 1994-1998 5. Search Duramax No Start No Codes. The LB7 trucks have injector warranty extended to 200k, so I would think about calling the dealer. 2022 Author smv. Duramax (diagnostics) 6. BUY SOME SEXY RNTV MERC. Code P1093 Isuzu Description. Search Duramax No Start No Codes. 0 hour of labor. A magnifying glass. This valve helps maintain fuel rail pressure during high engine load conditions. LB7 Duramax P1093 P1094 Help pinpoint issue please Be prepared for wall of text. item 3 Fuel Rail Plug Pressure Relief Valve for 2001-2004 Chevy GMC 6. We first saw this at 370rwhp, and it has also affected stock tuning trucks, so everyone is a potential victim with an LLY. If the relief valve is bad, ramping up the pressure will turn that line into a garden hose of diesel fuel. Usually, the truck is performing at its maximum and . the Duramax diesel engine 7-liter Power Stroke diesel engines are defective fuel level is more than a 14 tank so that shouldn&x27;t be an issue 5-05 LLY code P0088 on a Toyota Took it for a drive and it did it again 20 mile later P0088 Fuel Rail Pressure Too High Trouble Codes 01 What is the cost to. Crate Engine , Chevy , V8, 6. Ford, I wouldn't touch a diesel older than '11, both the 6. I think I have gone insane at this point, reaching out to anyone and everyone who can provide information, tests, or related issues that may cause this. Item weight 70g 2. Usually, the truck is performing at its maximum and unable to keep up Once the pressure drops, the Duramax goes into limp mode. Drop Ship; Free Shipping;. 1 answer 378 views. Ever since it has been popping the code. Development software code for Delphi DCM7. 6 LB7 & LLY KOEO (Key On Engine Off) rail. Once the pressure drops, the Duramax goes into limp. . msub yoteshin for pc