Duramax Forum L5p - L5P Derringer Fuel Mileage.

Like the tach bounces like it cannot regulate speed well under no load conditions. 12K views 15 replies 13 participants last post by Mikey-KE7LBB Oct 9, 2016. To receive a free Humana Big Book, first visit Humana. They also list the correct fluid specs to use -engine, def, trans, diffs (fluid info has gm part number and the spec for selecting equivalents of other brands preferred) 2023 LZO CC std box 4x4. 7k miles all with the pedal monster and Derringer. Sitting here in at the Sequoia Resort and RV Park in Badger, CA (I'm from the NYC area) enjoying an epic Duramax/camper road trip and wanted to get some input from guys who are running their L5Ps pretty hard. This includes an OEM 2020+ L5P oil cooler with the 19-plate cooler, a Baldwin oil filter and all related gaskets, seals and fasteners. Jump to Latest Follow 10K views Chevy and GMC Duramax Diesel Forum. Whining noise you were hearing was likely the bearing in the tensioner. I have a 2019 CCSB 4x4 Silverado 2500 LT Duramax. 6 inches) to a ~ 35 inch tire size (285/75R18 = 34. L5P TSB (service bulletins, recalls, updates) Block Heater Recall Replacement. Cleared it once more and has not came back since. I've done everything the manual said to do and don't think I did anything different: Removed old filter and O ring, installed new filter and O ring, primed the fuel system and the engine started. 6L Diesel engine (RPO L5P) E41 ECM Engine Control Module Part number 12670950 will be placed on a parts restriction through the Technical Assistance Center (TAC). Not sure I should feel happy it was under warranty but originally took the truck into GMC dealer for what sounded like a boost leak. but there is an RV hauling person on this forum with 200,000+ miles on a 2017 L5P Duramax and have only experienced minor repairs to date. The world of sports is not just about the athletes and their performances on the field. Towing is the same and some other bugs worked out. 6 gasser gets the big 10 speed for 2024 and some new color and trim options. I like the Banks products, but im trying to justify the price difference of $80. As I said, I had a 13 LML stock, and now have a 18 L5P, both were bought brand new, and the L5P is much quicker!! Not even close! The LML is …. Before the trucks were purchased, all three brands were considered but we settled on GM's mostly due to pricing at the time. Then disengage derringer, install parts, dynoing each one. Full Delete Kit for a GM/Chevy 6. I am buying a used 2017 L5P in California and receiving mixed responses on if the aftermarket warranty (GM Protection Plan) covers the emissions system. Bfoster50620 Discussion starter. DTCs P0101, P0299, P0712, P11CC, P11DC, P2002, P2463, P2627, P2A00, P2459, P22B6, P200C, P200E, P0263, P0266, …. The emissions warning for some reason trips alongside it. In the L5P, if the power is softer, I can't tell yet, not used to the baseline over the LML yet. If my truck were running good and throwing that code, I might swap out the fuel rail pressure sensor. I have the Banks 4 inch Cool Cuff DPF-back exhaust with the side exit oval-shaped black exhaust tip. Will follow up with fitment info and a pic when it’s received and installed. I drive mainly highway and was getting on average, 20 mpg not pulling and 10. S&B CAI, Banks Derringer & Pedal Monster w/iDash, Banks differential cover, Bilstein 5100 shocks, Morimoto xB headlights, tail lights and fog …. '20-'22 DEF Tank Heater and Wiring Harness …. It held up well, but the drain time was always slow. Wouldn’t surprise me, the L5P glowplugs don’t seem to last like the earlier ones. Get under it, check for any leaks, nada, look for any hanging wires - nada. jhouston1934 Discussion starter. From what I have read, the fuel rail pressure sensor (GM 13597320) may be to blame. If mine was warm when it started regen, and if running 50-55 on rural 2 lane, it would take about 20 minutes. The CTS2 also has a throttle position indication. will get driven 35 miles one way daily not pulling. That's way too much; they're going to get hot. Lot has changed diesel technology wise in. Cleared it out and it was good for about 6 days then came back. 2017 Chevy 2500HD, L5P, 130K miles "stock". Rural King Automotive AGM Battery Rural King - AGML3/48. I have the oiled S&B on my 07 and have rarely cleaned the MAF. I used a Fumoto drain valve on a VW Jetta TDI for at least 200,000 miles. Heavy towing or driving in extreme conditions requires more frequent maintenance. Someone know this guy, if so tell him to join this forum cause I'm super interested in it. Lower air pressure for better ride also increases rolling resistance. If you know the shop is okay with their name being posted feel free but I know of a few that wish to …. I just took delivery on a 2500 L5P. diesel_tech_02 · Chevy and GMC Duramax Diesel Forum. The service manager said they only use full synthetic oil in all duramax engines, regardless of generation. And every once in awhile it gives a particularly harsh one -- that I've not be able to reproduce. weymouth hollis street yard waste Stainless steel is more likely to crack, due to this internal stress. Emissions equipment is under warranty for 10 years or 120,000 miles. chime routing number for unemployment I have found a high mileage (140k miles) one owner 2015 GMC Denali for $45K. All the resonator does is muffle the intake sound a little, maybe, the biggest reason most delete it/plug it off is because it’s such a thin piece of plastic well known to crack allowing dirt to suck in thru the cracks, creating a possible issue. This would troubleshoot if it is the sensor or a performance issue with the engine. worth it? Jump to Latest Follow 8K Chevy and GMC Duramax Diesel Forum. I have 61,000 miles on a 2020 gmc sierra 2500hd denali with the L5P duramax, I want to love this truck, but over the last 2 months the def system has failed, the entire emissions system has failed, coolant sensor level has failed, and a heater core has failed. Never be the launch customer for any new product, always wait for 2nd generation. On big hard pulls, I have seen my oil temp get to about 240 (ECT tops out at 210 usually). With that truck I cranked the torsion keys to level it, ran shock extenders with cognito upper control arms and the Pisk kit. Got rid of that awful fuel filter system on the L5P and installed a Fleece filter delete. Yea, it is generally 1 turn to 1 1/2 turn after the filter makes contact with the housing (depending on the filter). Contrejg Discussion starter 5 posts Chevy and GMC Duramax Diesel Forum. You can do a level lift like Rough Country and Super Lift and turn up the keys and 35s will clear provided you don't go to negative on offset. Yes they do have a injector midway down the exhaust stream. Will have over 5000 by the end of next week. Stock filter has 2 sets of filter media in it, main one before the WIF and a secondary filter bit after the sensor. It is a thumping noise and it is supposedly caused by the fanbelt. 7812 miles, had been driven 150 that day, 20 miles from home, check engine light, derate & shut-down in seconds. Nice clean truck but yes high miles. Remove the tank straps (one bolt on each). You can see the cooler transmission temperatures, feel the firmer shifts (less torque converter slippage), and holds gears longer while ascending or descending long hills and mountains. Let me preface by saying I have owned 12 diesels, (4) Powerstrokes, (2) Duramaxes, (5) Cummins and a Ecodiesel. Buying a mint condition 2018 Sierra L5P with 25,000 miles. Everything We Know About the 2024 Duramax L5P 6. My truck was built in April of 2011 - still have the original batteries. Pop off both batteries (10mm), disconnect the sensor from the harness. S&B MAP spacer, Centramatics, Chevy. The MY17 L5P Duramax reported to have 445 hp and 910 lb-ft. Jump to Latest Follow 2K Chevy and GMC Duramax Diesel Forum. are probably 250 lbs, m Gen-Y hitch is probably 50 lbs, the inverter/cables/etc are probably 50 lbs, and my wife and I are …. 2017-19 GM T-K2 Platform Powertrain L5p problems. I would very much recommend the oiled filter. Tags diagrams l5p lbz motor swap transmission swap. I have a 2022 Duramax L5P with 34000 miles. It will do it if you open the door and a few other things can trigger it to sweep. Connect a clear line in series at the fuel return hose to the engine return pipe and run the fuel pump until the fuel runs clear in the line. "Big Red" 2008 Chevy Silverado 2500HD Ext Cab Long Box, 262k miles (GONE) Ron505 and APPPQs. About 2 weeks in, had a fuel rail pressure performance code set along with reduced power. Looking for some help, 2017 High Country 136k miles. The OEM head unit on the truck went black and only reverse camera works, turn signals and door chimes don't. the videos make it look pretty simple. Truck only has 60k miles and one day the batteries died so I replaced them both. This paragraph in the instructions sucks: Remove Passenger side Fender bolt and U-nut using a 13mm socket or wrench. Fortunately I have the extended warranty on my 2017, which covered the reservoir replacement with a $50 deductible. Mickey D, ColoradoOutdoors and viper8315. I searched the forums and find no AC L5P. I noticed a big improvement immediately when pulling a heavy 5th wheel up long, steep grades. Have been getting the p0191 code for the last year and a half. Sulfur acts as a lubricant in older Diesel engines. The L5p was a very small exhaust side configuration, small up pipes, small exhaust turbo vanes, etc. Jump to Latest Follow 13K 2019 GMC Sierra Denali 2500HD Duramax L5P 2019 Winnebago Micro Minnie 2106DS TT. 06 Chevrolet Silverado CCSB 4wd - Old Trucks: 1 - LB7, 3 - LLY, 2 - LMM, 1 - L5P. the stock exhaust has a slight reduction in the tailpipe right as it makes its way into the cooled tip. 21’ LM2 S&B intake, PPE hot/cold charge pipe, turbo resonator delete, PSI power tune, PPE trans bypass value. Jump to Latest Follow 21 - 30 of 30 Posts. I have a 2017 L5P 2500 that won't start (I know) because the lift pump isnt turning on. This is my first post, not sure if I'm in the right place. facebook marketplace generators Maybe 1/2 dozen check engine lights. Direct tuning without physical modification will come along. I recently purchased a used 2018 Sierra 2500 duramax and the average MPG is 10. 6-liter diesel engine and compares the parts side-by-side with a 2023 model. put in drive, let engine load up. As just about everyone has mentioned, I was getting a little irritated about my DPF regenerating every 300 miles so I went out and bought a bottle of Lucas Diesel Deep Clean and put it in with my last fill up. On way home from dealer, in stop and go traffic, the truck lost all power. ruger lcrx 22lr winterboy8, jharp and Melonhead1102. I have a 2018 L5P and It has custom tuning and has for the last 2+ years and 25k+ miles, I was driving the other …. 1 3 of 6 Go to page Chevy and GMC Duramax Diesel Forum. I also use Shell Rotella T6 Fully Synthetic Diesel Oil in my 2019 Duramax. I think what @redwngr meant was let’s put a 12k trailer behind a tuned LM2 and a stock L5P and see which one out performs the other. Had batteries tested, both had bad cells (2019 truck). Replaced both, still showing about 12. I’ve done 2 regents this week over 500 miles. It’s been a while since I’ve posted up. The ECM detects that the APP sensor 2 voltage is more than 2. I have a 2021 l5p with 15k miles. 6L Duramax (L5P) Crew Cab 4x4 SRW SB High Country w/ Rear Entertainment Package, Fabtech 4” Differential Drop Lift Kit w/ Stealth …. Now that I am there, I’ve been researching it. 2022 Chevrolet High Country Duramax, SB, Iradescent Pearl Tricoat, Sunroof, Z71 Package, Safety Package II, Goosneck/5th wheel package. while getting on the freeway at 35-45 mph relatively light acceleration truck stumbles I cant tell if its engine or trans caused. 1 from Fla to NY up 77/I79 using the Derringer. LML to L5P isn't as big of an improvement in the technology of the motor, so it would have been a little more difficult to justify, in my opinion. harbor freight wheel barrels 4 PSI) Engine speed between 500 and 4000 RPM. If you're going to vent the crankcase to atmosphere, it's gonna drip. DEF useage is based on load and it could be anywhere from 2-4% of fuel used, 6. In an LML, the power is softer, it's a little more sluggish. Seeking advice -- old LBZ owner considering L5P or 6. 2011 GMC Sierra 2500 HD 2500 4X4 Duramax Traded 162,000 miles!! DEF injector, yes it can sound like the noise is coming from both sides. what is notti boppin Penthouse Letters Magazine can be read for free on websites such as Magzus and Magstack. Most of my use is towing Heavy, like 19. Loose connections of the charge air cooler ductwork on some 2017-2018 Silverado and Sierra models equipped with the 6. This is an older thread, you may not receive a response, and could be reviving an old thread. Reactions: flyinhawaiian968 and Satar. At least the connection on the L5P engine points straight up, instead of being angled toward the front like LMLs are. no check engine light before that message. maxxTORQUE: 2011 Duramax LML Review: Built to Tow. Jump to Latest A forum community dedicated to Chevrolet and GMC diesel truck owners and enthusiasts. 2017 GMC Denali: 5% tint all around, 55% windshield, RC traction bars, 6" Fabtech, 20x12 Hostile Stykers, 35x13. Dec 16, 2012 · Will have over 5000 by the end of next week. recent final jeopardy questions big ideas math geometry textbook answers Big square truck with all sorts of hp available means speed is your enemy. The voltage difference between APP sensor 1 and APP sensor 2 exceeds a value of 2 percent for more than 0. Especially folks with engine problems should send in an oil sample and post it here to establish a source of information regarding. Equipped with Duramax™ Diesel Engine (RPOs L5P) Condition. The glow plugs in the 2017 to 2019 year models are on a recall. The harness was built by the same company that builds them for GM. Main and oil cooling were increased to deal with the extra power. Oct 26, 2020 · The ECM uses the following criteria to perform a regeneration: Vehicle in Drive. One week from purchase it threw a P0191 code and then a P0189 code which put the truck in limp mode. They have replaced harmonic balancer, water pump, both smooth idler pulleys, serpentine belt, and I STILL have this noise that sounds. I know-- such a minor thing for some of you but this design just sucks. broussard's funeral home silsbee texas obituaries Also, you definitely can't trust the DIC fuel mileage numbers after you install it. My dealer replaced my #3 glow plug for free but charged me about $400 to re-program the glow plug controller. These platforms provide a space for individuals to connect, share ideas, and e. 2023 Denali HD 3500 L5p, 2024 Lexus NX350H, 2021 Toyota Tundra DCLB company truck. Any additives that say they are a 'catalyst' usually contain ferrocene, an iron based metallic. 2021 Denali HD Joined Dec 8, 2020 · 286 Posts 18 GMC 2500 SLT 4x4 crew L5P w / regrets. Old cooler removed and the cleaning process can begin to install the new upsized cooler from the 2020+ L5P Duramax. With a wide range of topics and discussions, it provides a unique opportunity for bus. 2010 LMM 2500 Sold, 2020 L5P 2500 Sold. Last december installed a HSP compound turbo kit with a stainless diesel 5 blade S475 over stock. The dealer I am buying the truck from says emissions …. 6-liter turbo-diesel V8 engine offers a towing capacity of 17,900 pounds, while the model featuring a gasoline-fueled Vortec 6. No worries of gelling here but it has antigel properties in it, using xpd or their winter formula. Anyone Cleaned or inspected EGR on L5P? Jump to Latest Follow 21 - 38 of 38 Posts. When I first noticed the leak around the bottom of the bell housing I found all the bolts on the oil pan were loose. If it gelled up in your driveway add 911 and change the fuel filter before you try running it. see my post here, dont think EGT sensors will help. 1 5 of 9 Go to page #PIP5487: 2017 6. Banks Derringer tuner item #: 66692 for sale. Took truck to dealer for reflash recall and P026D was gone after but returned next day. Feb 24, 2020 · The fuel additive for LB7- LML Duramax would be a benefit to the fuel systems along with extra fuel filtration and a lift pump. There was a thread on one of these forums with some "expert" predicting the L5P would never be tuned! Reactions: dieselclatter and UTEngineer. Remove the outside cover (four bolts) and the bolts that attach the def fluid tank skid plate to the frame (three bolts). Mar 31, 2024 · L5P | DuramaxDiesels. Loosing bed space and the spare tire may be ok for some but not for the masses. Denso’s Mini-Sac nozzle provides 830 cc of fuel per minute through seven holes and a 180-degree spray angle. For the best ride levelled: Go max 2. I drove it about 600 miles on a road trip last December and after about 5 hours of driving highway speed, I …. nyt mini unlimited I would leave it alone on the new l5P. Very intermittent sometimes it’ll go into engine reduced power 5 times in a 20 minute drive and other times it won’t at all. EFILive (some pretty smart guys) gave up on L5P ECM. 6L V-8 turbo-diesel offered on the 2017 Sierra HD. The new (2020-2021 L5P) has a different sized spin-on filter bolt than earlier versions of the L5P. Piper One Chevy and GMC Duramax Diesel Forum. If people would just be patient and wait until the warranty runs out, by that time deletes and tuning would be much more affordable. I had set the trip odometer the day I bought it and it's averaging almost 17, including some mild camper towing. The code came back a couple of times after replacing it for the. A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. I removed the covers over the EGR and the Turbo/Cat to look for signs of soot. Mar 30, 2021 · Pop off both batteries (10mm), disconnect the sensor from the harness. 2017 L5P extended emissions warranty. 2017 Silverado LTZ Tuned & Deleted :wink2: PPEI, WCFab Parts, 5"FloPro. Jump to Latest Follow 2020 Sierra AT4 3500 Duramax 2018 Denali 2500HD L5P Derringer equipped 2018 Montana 3811MS Legacy 16400#2900pin. 2018 GMC l5p ccsb stone blue metallic. Duramax Engine Forum - A forum for discussion of the Duramax engine as related to RV usage. $5 worth of foam insulation and a couple of hours with a 1" Kline Unibit and a bench mill. twitter frog video Chevy and GMC Duramax Diesel Forum. press gazette obituaries today when outside temperatures are below 0 °C (32 °F), and the engine coolant temperature is below 65 °C (150 °F). Swapped relay 67 and still doesn't fire the clutch. Unplug the sensor and put a paperclip in the plugend and the light should go offf- bad sensor but you have to replace the whole tank as sensor is not replaceable. With a myriad of websites, blogs, and forums dedicated to health topics, consumers have more resourc. Jump to Latest Follow 36K views 2019 Chevrolet Silverado 3500HD 6. 2017 2500HD LTZ Z71 Custom Sport Ed, MW7. Ron Nielson - Most of the information I provide relates directly to my 2008 LMM - Your truck may be a little (or a lot) different. You'll need to find a shop to give you a passing score once you've deleted. This is my first fass fuel system so still trying to figure out why it’s leaking. Most modern factory exhaust systems are made from 409 stainless steel. Before 10K miles it was in the shop no less than 20 times, maybe 30. 6L L5P Duramax Coolant Leaks - (Mar 16, 2017). On my Duramax's I've never heard a difference (even doing the new filter thing). However I am more interested in how gummed up and restricted the EGR valve/cooler and hot side are getting. The L5P is flat out a better built motor! Go do your research! The L5P has new heads on it that flow much better and a new fuel injection system but the main engine is mainly the same. Well, well! Just did another update on the CTS3 on Thursday, they finally did it! Looks like I have manual and mobile regen buttons available on my unit!!! Crappy cellphone photo, but 2nd and 3rd items are manual and mobile regen buttons within the diagnostics screen. A few weeks ago was on the highway, cruise control set, phone connected via BT and streaming music. We strive to keep this the #1 forum for tech and …. Asking a bit over $60k, which scares the bejeebus outta me, but new 1500's are pushing $80K, so what the heck. Engine related discussion ONLY. Reducing these pollutants to acceptable levels is achieved through a 4 stage process: 1. 6L Turbo Diesel w/ Allison 6 Speed Trans, Il6-I06 Audio System 8" Diagonal Color Touch W/Navigation & Intellilink, U42 Rear Entertainment System, Z82 Trailering Equipment Pkg, Z85 Heavy Duty Suspension, …. 6V at 400A means over 640w of resistive heat to be dissipated. Initially it was only a P0216 code but now its unpredictable whether itll be a P0216 or P020D but the symptoms are the same. 6L Duramax diesel engine (RPO …. As I said, I had a 13 LML stock, and now have a 18 L5P, both were bought brand new, and the L5P is much quicker!! Not even close! The LML is 397/765 in power, the L5P is 445/910. I recently bought the UView 550000 Airlift Cooling System tool with plans to perform the drain and flush on my 3500HD Duramax (61k) and wife’s ‘17 2500HD gasser (58k). I'm still playing with the display settings and various monitors, the controls are somewhat intuitive, but the smaller display is. 3K posts The Fora platform includes forum software by XenForo. All you need to do are the two 13mm bolts at the back, top/side. My opinion is not the opinion of Duramax Forum, Vertical Scope, or other Duramax Forum staff members! Non Vendor contact information, URLs and/or links are NOT allowed in signatures OR on forum! 2022 Silverado 2500 Custom L5P / Banks iDash ---UA Local 693 Plumbers and Pipefitters Vermont SOLD:2008 LMM Silverado …. Hold the brake add trottle and can hear loud hiss. The support or lack of is usually because whoever made the scanner did not allow for adding new PIDs (or more likely, they don't know what they are). Jump to Latest Follow Chevy and GMC Duramax Diesel Forum. 2008 Silverado K3500HD dually CCLB (LMM) 2005 Silverado K2500HD ECLB LT (LLY) (SOLD) 2003 Silverado 2500HD ECSB 6. I have replaced both nox sensors and def injector with no change in nox performance, reset sensors with snap on scanner. For anyone struggling with the MAP sensor connector, do NOT pull the sensor out first. doing a tune will create more soot. Station pumps have filters that need regular maintenance. I am curious owning a 2021 L5P myself if anyone has had any serious issues with this engine. Same trailer, same roads I am seeing ~13. cracked glass, NOX sensor, glow plug, coolant sensor, leaking roof, 1/2 dozen recalls, defective paint, defective trim (cracked an bubbling within a month). It’s throwing a P0205 Code ( 5th cylinder, passenger side open circuit on injector. Mission Statement: Supporting thoughtful exchange of knowledge, values and experience among RV enthusiasts. 5 volts on dash while running or not. Come join the discussion about modifications, towing, classifieds. Higher end scan tools have this capability. Everything can tie in together, you can get a few tunes and adjust the tire size % difference. The transmission will shift normally up to the gear you have selected in Manual. ----- Included with (VYU) Snow Plow Prep Package when ordered with gas or diesel engines. I took it to my dealer and they said GM wanted a compression check, and that number 4 injector was failed. DEF - saving the environment one plastic jug at a time. The hood will fit perfect but the LML air box has no place for the hood to come down on for the ram air. And the fuel injector return pipe seals should be replaced as well. The best would be to tell the ECU to never open it (regardless of having a blocker plate or not), but I've read in posts for the earlier engines that there are different fuel tables with EGR ON and OFF, and that a simple disabling of EGR would run sub-optimal maps. On an iDash, DPF RGN % is the definitive indicator of an upcoming regen. I question the parts total cause there’s more than just an injector that needs replacing like the high pressure pipes on these engines are one time use. burpee scott funeral home obituaries Apr 15, 2017 · The CTS2 also has a throttle position indication. The surface rust is only a cosmetic issue, and it will not. But, that was gas and there was no intake air on …. I bought a brand new 2019 Denali Duramax two weeks ago, my CEL light came on at 350 miles on the odometer. Jump to Latest Follow 6K Chevy and GMC Duramax Diesel Forum. Dec 6, 2017 · Properly Leveling a L5P. 5mm) body diameter, make it distinctively different from its counterpart. 2) There appears to be a drain plug in the fuel filter housing which is only supposed to be tightened to 2. Jump to Latest Follow 101 - 120 of 178 Posts. Deleted @ 10,000 miles w/ Fass 150, Flo-Pro 4" stainless, Pypes 4" to 6" tip, FTE Resonator, PPEI tunes, Beans sump, PPE downpipe, Deviant/Profab EGR full delete, Merchant Resonator delete, SDP PCV reroute, WCF CP3 Conversion. I struggle to get more then 15-15. , 2018 Chevy Silverado High Country 3500HD, Crew Cab Dually, Duramax/Allison, towing a 43' 20000 Lb 2016 Redwood 5th Wheel Home on wheels, …. BTW, this is the first time I will be adding DEF since buying the truck back in June with 34k on the odometer. Diagnosis: Multiple cylinders misfiring, failed injector and possibly injector (s). Good Evening Everyone, Just joined the Duramax Forum 5 minutes ago. supposedly an intake makes it whistle a little more, but there is no way to change the exhaust note. The AC compressor clutch is not turning on. 5 N*m, which is less than 2 lb*ft of torque. Go with your user name on that question. But the higher the sulfur, the easier it is for it to “gel” in colder conditions. It's hard to believe how clean the guy I'm buying from kept this truck. Verify a test lamp illuminates between the NOx sensor 1 control circuit terminal and ground. May 18, 2018 · The L5P has almost a second faster 0-60 time than the same LML on paper. Jump to Latest Follow 17K 2018 Silverado 3500 6. 2017 Silverado 3500 LTZ (Summit White) | CC SB SRW | Z71 | Duramax L5P | Undercover Ultra Flex bed cover | Boss 9'2" DXT Stainless plow | AIMS 3kw inverter-charger Chevy and GMC Duramax Diesel Forum. 2017-19 GM T-K2 Platform Powertrain P100B - 2018 Silverado 3500HD Duramax L5P - Stock 2018 Chevy 3500HD Duramax L5P 104,000 miles I initially had P003A and so I just replaced the VGT Actuator w GM Part 12708802, (long story just to get the actuator), after install, no codes …. Dash MPG's aren't even remotely close except for the 400+ mile range which is about 1 mpg high. Collectively, we know understand and acknowledge the legality, or lack thereof, of such modifications to the current engines, specifically the L5P. Currently towing a 7500lb trailer, will probably go bigger at some point, and the. I would also recommend their mouthpiece, and PCV reroute while you are at it. com is a popular online forum that caters to the automotive enthusiast community. According to the rock, and DMAX store, not many options for glow plugs. After the recall, I'm getting 17th on a good day and pulling 9mpg. I agree the dpf soot level could let you know when a regen is …. When leaving a stop light there is a slight shutter on acceleration. After replacing the HP4 truck ran good for about 10-15 miles then it just died out and wouldnt start back up. This will help you see the specific code when it happens and have the ability to clear it when needed. Are you facing technical issues with your HP device? Look no further than the official HP Support Forums. carhartt pants seconds MAJOR ECM L5P engine Calibration released see below. I leave it at idle - it sounds normal, purring like usual. EGTs lower by about 150F, lower ECT and noticeably less fan cycling. Come join the discussion about modifications, …. Intake resonator delete question. GMTECH link has a small description on ….