Duramax l5p forum.

2018 L5P 10.1 MPG. I recently purchased a used 2018 Sierra 2500 duramax and the average MPG is 10.1. Just thought that seems low I thought they usually average around 13-16 mph. Anybody know if this is normal or if it’s not maybe something I can look at to bring up the MPG. I drive 5 miles to work but so does my in-laws and they have the same ...

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Oct 15, 2022 · Code u18a2 l5p. Started out of the driveway made it a couple miles down the road and truck shutoff while driving. Coasted into a parking lot and pulled codes truck has code u18a2 loss of comunication with fuel pump driver control module. The truck is a 2018 gmc 2500 l5p. The truck has a crank no start situation. Not a single issue until 4/04/2021. 7812 miles, had been driven 150 that day, 20 miles from home, check engine light, derate & shut-down in seconds. Lotsa white smoke. Dealer replaced fuel pump, still no start, no fuel pressure, lift pump working perfectly. Maybe $77,000 isn't enough to get one to 10,000 miles.I took it to Chevy (GM) Dealer for relearning per actuator replacement instructions. They used MDI2 GDS Software to conduct the requested relearn, however, the initial "counts" show 287 exceeding the max value of 285 per the GDS software, so now code P100B displays with CEL at ignition on, engine on.I have a 22 that tows and hauls, if you want any mileage, you gotta slow down to at least 65, 60 is even better. Big square truck with all sorts of hp available means speed is your enemy. 06 LBZ 2500 350,000mi 09 LMM 3500 Cutaway 700,000mi 22 L5P 3500 DRW. All currently on road. McSpeed, DuramaxDanZ71Sport, WillyD2114 and 3 others.

8839 posts · Joined 2011. #2 · Jan 31, 2019 (Edited) Factory installs one on L5P. Venturi Jet Drain Oil Separator. • First of its type in the new Duramax 6.6L. • Designed to ensure oil control in sustained full-load operation. • Totally sealed system that collects misted oil entrained in the blow-by gas, allowing. for re-use in the engine.2017 GMC L5P Duramax - Quick Review. I got a new 2017 GMC 3500 SLT All Terrain HD with the L5P for a work/company vehicle recently and thought I'd share with you my experience with it so far in case anyone is interested. Before the trucks were purchased, all three brands were considered but we settled on GM's mostly due to pricing at the time ...

Feb 11, 2022 · 2020 L5P Duramax Problems. 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. The dealership says GM will not cover any of it under ...

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. "Aut viam inveniam aut faciam". Derek. "Daddy Shark" 2017 GMC Sierra 2500 Denali, Crew Cab Short Box, 122k Miles. "Big Red" 2008 Chevy Silverado 2500HD Ext Cab Long Box, 262k miles (GONE) blythkd1.Mar 12, 2024 · The diesel exhaust system on 2017-2018 Silverado and Sierra models and 2019-2020 Silverado 2500/3500 and Sierra 2500/3500 models equipped with the 6.6L Duramax diesel engine (RPO L5P) (Fig. 1) requires an occasional Diesel Particulate Filter (DPF) cleaning. Under normal driving conditions, the DPF cleaning occurs without any driving involvement. I really depends on what you call "available". Sure, you can now delete an L5P, BUT, you have to do the computer swaps (ECM / TCM). This delete option is costing many $6k - $7k. It is not a viable option. Many such as myself are still waiting for the true tuning option that will eventually come along.2018 l5p no start. 2018 chevrolet 4 door cab and chassis. truck will run for 35 seconds then shut off. After replacing the HP4 truck ran good for about 10-15 miles then it just died out and wouldnt start back up. let it sit over night come back the next morning and it will fire right up and run for about 35 seconds. the HP4 was replaced due to ...

Chevy / GMC Duramax 2017+ L5P Forums. 17-19 GM TK2 Platform Performance Parts Discussion 2019 Denali HD. Jump to ... 2020 Sierra AT4 3500 Duramax 2018 Denali 2500HD L5P Derringer equipped 2018 Montana 3811MS Legacy 16400#2900pin. Save Share. Like. codivm Discussion starter

We obviously know the benefits from days long ago where deletes were common practice. Collectively, we know understand and acknowledge the legality, or lack thereof, of such modifications to the current engines, specifically the L5P. That being said, computers rule the world now. Although heavily encrypted, it seems as though they …

L5P Duramax DIY-Installation Instructions Welding and Fabrication Info Private. Duramax 2.8/3.0 Technical ... Duramaxdiesels.com was founded in 2006 and …Lucas Diesel Deep Clean in L5P. 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. It was in the middle of a regen and after it finished I've been keeping track and after 550 additional ...2018 would be an L5P.. Injector codes are almost always a connector issue.. ... Chevy and GMC Duramax Diesel Forum. 3.8M posts 208.6K members Since 2005 A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Come join the discussion about modifications, towing, classifieds ...Verify coolant level after the engine is shut off and the coolant is cold. If necessary, repeat coolant fill procedure Steps 1–6. If the coolant level is still low after having followed these steps twice, have the coolant system checked by a certified technician at the dealer for a possible leak. 2023 LZO CC std box 4x4.No major, recurring issues with the first generation of L5P trucks. One of the most common is the coolant tank sensor going bad. Another thing that owners have noticed is the TMAP sensor getting caked with soot and causing other issues. Other than that it's a solid platform and highly recommended.

Chevy / GMC Duramax 2017+ L5P Forums. 2017-19 GM T-K2 Platform Powertrain. L5P EGR Issues. Jump to Latest Follow 9K ... Chevy and GMC Duramax Diesel Forum. 3.8M posts 208.5K members Since 2005 ...Duramax Diesel Engine Oil Filter Update for 2023. September 20, 2022. The PF63 engine oil filter (Fig. 5) is the new recommended filter specification for 2020-2023 Silverado 2500HD/3500HD, Sierra 2500HD/3500HD, Express, Savana; and 2019-2023 Silverado 4500/5500/6500 models equipped with the 6.6L Duramax diesel engine (RPO …I'm running a basically stock 2500HD with a L5P; fuel economy and towing muscle were important priorities when I bought this rig. I did upgrade cold air intact with a s/b box and I run a B5 diesel blend and Stanadyne Performance routinely. My mixed around town/hwy (75/25 mix) driving mpg avg is 13.5 but if I drive like grandma I can take that ...The LP5 is the 1st year that GM is making the motor totally in house vs the previous Izuzu diesel influence. One really positive thing is that the Bosch injection system is gone for 17 and the Denso system is in. For starters, I don't know if anyone has any data showing the HP4 system is any better.Feb 22, 2020. #1. Hi everyone. Just signed up to the forum. I picked up my 2020 Denali 2500 hd duramax this week and noticed a loud knocking at idle which increases in volume as the engine warms up. Went back in to the dealer before I even left the lot and saw the service advisor and the diesel tech who both said it was normal.I just took delivery on a 2500 L5P. My Supplement recommends Top Tier Diesel which is almost impossible to find nationwide and if Top Tier is not available "GM recommends the use of ACDelco Diesel Fuel Conditioner" GM naturally does not recommend other aftermarket additives. My prior diesel ownership was a 2011 VW Touareg with the 3.0L TDI.Chevy / GMC Duramax 2017+ L5P Forums. 2017-19 GM T-K2 Platform Powertrain. P0073 2017 2500HD 140,000miles. Jump to Latest Follow 4K ... Chevy and GMC Duramax Diesel Forum. 3.8M posts 208.6K members Since 2005 ...

2018 GMC l5p ccsb stone blue metallic. Mcgaughy's 2" drop shackles. Truxedo tonneau cover. 20% tint. B&W turnover ball hitch. N Fab running boards, Duraflaps, Rhino lined bed ... Chevy and GMC Duramax Diesel Forum. 3.8M posts 208.2K members Since 2005 ...

L5P fuel filter failure. After being down for weeks I finally took off on another haul yesterday and almost made it 100 miles. Pulled over and shut the truck off. Came back out and all it would do is crank. No start. Tried a few things that didn’t work then dropped the new GM fuel filter for a look.We obviously know the benefits from days long ago where deletes were common practice. Collectively, we know understand and acknowledge the legality, or lack thereof, of such modifications to the current engines, specifically the L5P. That being said, computers rule the world now. Although heavily encrypted, it seems as though they …Factory filter is 2 micron, the Donaldson is 5 and the cat is 4 if I remember correctly. JMHO. Shared this in our other fuel filter forum. 2022 Chevrolet High Country Duramax, SB, Iradescent Pearl Tricoat, Sunroof, Z71 Package, Safety Package II, Goosneck/5th wheel package. 2022 Keystone Cougar 27SGS, Curt A20. darmah59_6329.The CTS2 also has a throttle position indication. It would be interesting to watch a comparison for those experiencing the dead pedal versus ours that accelerate like a rocket the relationship between throttle pressure and boost. This would troubleshoot if it is the sensor or a performance issue with the engine.Chevy / GMC Duramax 2017+ L5P Forums. 2017-19 GM T-K2 Platform Powertrain. L5P fastener torque specs. Jump to Latest Follow 18K views ... 2018 Silverado 3500 6.6L Duramax (L5P) LTZ Z71 Crew Cab. Save Share. Like.The L5P Duramax Will Never Be Tuned. Period. On September 24, 2017, a statement was issued on a Duramax discussion forum which made the bold claim that the L5P Duramax ECM would never be tuned, and the security protocols were so advanced, even the NSA would not be able to tackle the job. The post went into further detail about the security ...28. Bay Area. Feb 17, 2022. #4. Depending on which injector it is that labor price can be accurate. 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. And the fuel injector return pipe seals should be replaced as well.166 posts · Joined 2021. #5 · Sep 26, 2021. I just got the 2022 Duramax 6.6 diesel and drove 500 miles with her, its a monster all right but drives like a dream. 2022 2500HD Denali, iDash, PedalMonster, Banks Diff Cover, Banks CAI, Xpel/Ceramic. edktm and Elchilero53.

Standard: KG4 Alternator, 150 amps. Optional: KW5 Alternator, 220 amps. ----- Included with (VYU) Snow Plow Prep Package when ordered with gas or diesel engines. Optional: KHB Alternators, dual, 150 amps and 220 amps each. ----- Requires (L5P) Duramax 6.6L Turbo-Diesel V8 engine. Alternator output isn't just a voltage regulator.

Haha! The only reason I am considering it is because I found a complete brand new oem L5P engine for about $10k. I assume that most of the weaknesses of the LML have been fixed with the L5P too. Like. M.A.M. 9116 posts · Joined 2014. #4 · Apr 5, 2020. Call the Diesel Attitude shop in Mondovi, WI. They’ve done a swap, into an LBZ.

Sep 1, 2022 · The L5P Duramax Will Never Be Tuned. Period. On September 24, 2017, a statement was issued on a Duramax discussion forum which made the bold claim that the L5P Duramax ECM would never be tuned, and the security protocols were so advanced, even the NSA would not be able to tackle the job. The post went into further detail about the security ... 1498 posts · Joined 2020. #1 · Nov 2, 2020. Hadn't seen more than a few post on PCV reroute for the L5P so I thought I'd share mine. Earlier gen hose required 5/8" hose it seems while the L5P uses 7/8" id. I chose not to use the stock short section as the hose I used is very good quality and retains its form.28. Bay Area. Feb 17, 2022. #4. Depending on which injector it is that labor price can be accurate. 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. And the fuel injector return pipe seals should be replaced as well.166 posts · Joined 2021. #5 · Sep 26, 2021. I just got the 2022 Duramax 6.6 diesel and drove 500 miles with her, its a monster all right but drives like a dream. 2022 2500HD Denali, iDash, PedalMonster, Banks Diff Cover, Banks CAI, Xpel/Ceramic. edktm and Elchilero53.I would never consider a LML after owning a L5P. $1500 to delete a Cummins or LML. $7,000 to delete an L5P. $3,000 to convert from a CP4 to CP3 on the LML. $700+ to level the GMC/Chevy compared to $100 to level the Ram. Personally, I would never consider long-term ownership of a modern diesel with emissions intact.2021 GMC 3500 SLE 27k miles. 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. No codes, no other symptoms other than using 7 gallons of DEF in 2800 miles. Which seems excessive for not towing. Hold the brake add trottle and can hear loud hiss.How to find wilderness areas near you including online forums, Gaia GPS, AllTrails, and MTB Project. In outdoor travel, the word “isolation” is put on a pedestal. “Get away from th...Chevy / GMC Duramax 2017+ L5P Forums. 2017-19 GM T-K2 Platform Powertrain. L5P or Deleted LML? Jump to Latest Follow 16K views ... Chevy and GMC Duramax Diesel Forum. 3.8M posts 208.4K membersMar 5, 2021 · L5P fuel filter failure. After being down for weeks I finally took off on another haul yesterday and almost made it 100 miles. Pulled over and shut the truck off. Came back out and all it would do is crank. No start. Tried a few things that didn’t work then dropped the new GM fuel filter for a look. L5P | DuramaxDiesels.com. Forums. Duramax 6.6 Technical. Duramax Hard Parts. 1. 2. 3. Next. Filters. O. glow plugs. oldwhitehorse. Mar 31, 2024. Replies. 2. Views. 88. Mar 31, 2024. oldwhitehorse. O. 0. Code readers for 2024 L5P. 08lmm72mm. Mar 21, 2024. Replies. 16. Views. 255. Mar 26, 2024. NC-smokinlmm. 2024 Duramax issues? NC-smokinlmm.The 2015 Chevrolet 2500HD powered by a Duramax 6.6-liter turbo-diesel V8 engine offers a towing capacity of 17,900 pounds, while the model featuring a gasoline-fueled Vortec 6.0-li...My son's L5P is having fuel delivery issues and the (lift) pump by the fuel tank is whining like crazy when the temp is 15 degrees or colder . Yesterday the truck had to get towed. The fuel is treated from the terminal and we use Cenpeco super diesel klenz at the rate of 1qt per 20 gallons fuel. I was upstate NY and my LML started and ran fine ...

06 LBZ 2500 350,000mi 09 LMM 3500 Cutaway 700,000mi 22 L5P 3500 DRW. All currently on road. ... Chevy and GMC Duramax Diesel Forum. 3.8M posts 208.5K members Since 2005 A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Come join the discussion about modifications, towing, …Are you a beginner knitter looking to try your hand at knitting a hat? With the cold weather approaching, there’s no better time to start creating cozy accessories. One of the best...Lift Recommendations. I have had my 2019 Chevy LTZ for 7 months now and it’s almost time to put my summer rims on. I moved up to this truck from an 2014 GMC SLT 2500HD. With that truck I cranked the torsion keys to level it, ran shock extenders with cognito upper control arms and the Pisk kit. My tires are 295/55/20 on fuel 20x10 rims with ...HELP (Code P2ADA) 2017 L5P. After 153K miles my faithful Duramax gave me the infamous emissions service countdown. I went to my local GMC dealership for a diagnostic check, and they said the reduction tank heater was not working and suggested replacing the Emission Reduction Fluid Supply Pump Module, part number 84545446.Instagram:https://instagram. la vergne shelter in placenon ethanol gas near me 93 octanejohn deere 6x4 gator wiring diagramdisney xd 2010 shows B. blythkd1 Discussion starter. 2904 posts · Joined 2019. #1 · Aug 21, 2021. Although I don't own the truck anymore, I just received a letter from GM yesterday alerting me to an extended warranty for glow plug failures. Apparently it's now up to 15/150,000. 15 years is a little shocking.Sep 17, 2018 · Not a single issue until 4/04/2021. 7812 miles, had been driven 150 that day, 20 miles from home, check engine light, derate & shut-down in seconds. Lotsa white smoke. Dealer replaced fuel pump, still no start, no fuel pressure, lift pump working perfectly. Maybe $77,000 isn't enough to get one to 10,000 miles. how do you reset a whirlpool cabrio washerfrost line cincinnati ohio 06 LBZ 2500 350,000mi 09 LMM 3500 Cutaway 700,000mi 22 L5P 3500 DRW. All currently on road. Reactions: Satar, JonM21Ltz, cutty636 and 2 others. Save Share. Like. Mattswaggs. ... Chevy and GMC Duramax Diesel Forum. 3.8M posts 208.4K members Since 2005 ...304 posts · Joined 2011. #21 · Apr 3, 2021. When I had the oil changed by the gmc dealer (first oil change was free) they used full synthetic oil and a delco filter. The service manager said they only use full synthetic oil in all duramax engines, regardless of generation. 2010 LMM 2500 Sold, 2020 L5P 2500 Sold. john deere 440 loader for sale I would never consider a LML after owning a L5P. $1500 to delete a Cummins or LML. $7,000 to delete an L5P. $3,000 to convert from a CP4 to CP3 on the LML. $700+ to level the GMC/Chevy compared to $100 to level the Ram. Personally, I would never consider long-term ownership of a modern diesel with emissions intact.329 posts · Joined 2017. #19 · Feb 21, 2019. I would say your DIC is probably over by 1 mpg by my experiences with 23K mileson a '17 2500 LTZ. Mileage improved a little and I have never reset my 2nd mileage …2017 GMC L5P Duramax - Quick Review. I got a new 2017 GMC 3500 SLT All Terrain HD with the L5P for a work/company vehicle recently and thought I'd share with you my experience with it so far in case anyone is interested. Before the trucks were purchased, all three brands were considered but we settled on GM's mostly due to pricing at the time ...