Duramax l5p forum.

2018 GMC l5p ccsb stone blue metallic. Mcgaughy's 2" drop shackles. Truxedo tonneau cover. 20% tint. ... Chevy and GMC Duramax Diesel Forum. 3.8M posts 208.4K members ...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. 2017-19 GM T-K2 Platform Powertrain ... Chevy and GMC Duramax Diesel Forum. 3.8M posts 208.6K members Since 2005 A forum ...1531 posts · Joined 2014. #5 · May 29, 2020. It is not the typical ticking noise. It is a thumping noise and it is supposedly caused by the fanbelt. On the 2020 there are two belts now and the fan is by itself. GMTECH link has a small description on …Jun 2, 2021 · Duramax L5P Engine Problems. MAP Sensor Failure. Allison 1000 Transmission. Fuel Injector Failure (#4 Injector) Finding 3 problems with the L5P was difficult. While these engines are still relatively new, they seem to be extremely reliable so far with very few “common” problems that haven’t been solved or addressed.

Having some issues with my 2017 l5p. Have been getting the p0191 code for the last year and a half. 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. Have changed the fuel pressure sensor and pigtail. Which did fix it for a couple thousand miles.527 posts · Joined 2017. #10 · Jun 25, 2018. Our loaded camper is 24040 gross combined, equates to 15400 trailer and 3200 pin weight. Averaged 11.1 from Fla to NY up 77/I79 using the Derringer. Power is very noticeable as soon as the rig is in motion, better throttle response and great midrange.

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 ...

4158 posts · Joined 2019. #8 · Oct 22, 2021. Congrats on the new truck! Best of luck with it. Tim. 2019 Chevy Silverado 2500 High Country L5P CC/SB. S&B CAI, Banks Derringer & Pedal Monster w/iDash, Banks differential cover, Bilstein 5100 shocks, Morimoto xB headlights, tail lights and fog lights. S&B MAP spacer, Centramatics, Chevy ...Oct 16, 2016 · 2017 GMC 2500HD 4x4 Denali. 4.5" BDS Suspension Lift with Fox Shocks and BDS Steering Stabilizer, Cognito PISK kit, 295/65R20 Cooper STT Pro's on 20X9 +12 Ultra Predator II wheels, MGP Caliper covers, 30" Totron Lightbar behind the grill, Audiocontrol LC2i, Rockford Punch P500X2 powering 2 Rockford Punch 10's in a Ground Shaker box. Save Share. Apr 5, 2017 · Regular maintenance needs to be documented at required intervals and you need to replace all external parts as needed but good piece of mind on internal failure. Truth is if you change the fluids as required to keep the warranty most would never need to use it anyway. 2017 L5P 2500hd LT 4X4 CC/LB. Feb 28, 2022 · His dealer actually encouraged him to do it, while they had a lineup of L5P waiting for a tank. I wanna stress this, my brother did not want to do this, unfortunately the constant downtime, parts availability, and repairs made him do thanks to GM. It’s the very first diesel he has owned that he had to delete. I will not tell you what’s ... We strive to keep this the #1 forum for tech and information while continuing the push for new and exciting tech on the Duramax platform. From all out performance builds …

1922 posts · Joined 2013. #1 · Jul 22, 2023 (Edited) I have a 2024 L5P on order from a dealer here in AZ. When going through the options I wanted, the inventory manager added California Emissions to the order. He said he orders all the trucks that way, and told me there's no difference between a Cali emissions truck and a Federal …

527 posts · Joined 2017. #30 · May 17, 2018. The gasket did not even remotely stick to either the manifold or the TB, unless you bend it or otherwise screw up it will be fine. It is a metal embossed gasket. 2021 3500 Z71 Sport LTZ. 2020 Sierra AT4 3500 Duramax. 2018 Denali 2500HD L5P Derringer equipped.

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 ...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.In today’s digital age, discussion forum websites have become an integral part of online communities. These platforms provide a space for individuals to connect, share ideas, and e...Craigslist offers a highly visible forum for small businesses to post job classifieds and advertisements for services in fields ranging from automotive to legal. Although Craigslis...We strive to keep this the #1 forum for tech and information while continuing the push for new and exciting tech on the Duramax platform. From all out performance builds …2) Cold Air Intake Upgrade. Upgrading the L5P intake is our second favorite mod since it’s highly complimentary with a tune. Adding an intake with a tune will help maximize power gains from both the tune and the intake. Additionally, it will help reduce stress on the turbo and allow the engine to breathe better.

29. 28. 47. Western MA. www.matpa.org. Jun 14, 2017. #1. I know there are a few internal changes (such as the reluctor being placed in the rear) as well as a few …Nov 2, 2022 · Duramax L5P Engine Failures. I am not suggesting that there is any problem (s) with the 2017 to current L5P Durmax Engines. I am curious owning a 2021 L5P myself if anyone has had any serious issues with this engine. In doing research I find problems like NOX Sensors, DEF heaters / tanks, and injector electrical plugs, but that is about it. The transmission will shift normally up to the gear you have selected in Manual. In other words, if in M5 it will shift normally up to 5th gear and not go into 6th. They tell us to never use 6th while towing heavy. Keep the RPMs between 1800 and 2400 and it will stay the coolest, with around 2200 being the best.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.i have always like mobile delvac 1 and rotella t6. just bought a 2017 2500 l5p. will get driven 35 miles one way daily not pulling. thinking about amsoil signature oil . also can find any thing on napa platinum oil filters. live in central MN. truck has 24000 miles going to keep it for at least 6 years. thinking about 15w40 summer and 5w40 winter. probably …285 posts · Joined 2019. #39 · Mar 5, 2021. Got rid of that awful fuel filter system on the L5P and installed a Fleece filter delete. Easy enough, but for anyone doing it, don’t take the shield with the housing. All you need to do are the two 13mm bolts at the back, top/side. You’ll understand when you look at it.

8793 posts · Joined 2011. #6 · Sep 11, 2018. You can guarantee that in the last 1850 +/- miles, it's done more regenerations. There is no message, unless it gets to excessive soot levels due to inability to get a regen done. 2023 LZO CC std box 4x4. previous: 2021 LM2 CC std box 4x4 ; '18 2500 L5P CCSB 4x4; '11 LML, '10 LMM and …

Duramax L5P Engine Failures. I am not suggesting that there is any problem (s) with the 2017 to current L5P Durmax Engines. I am curious owning a 2021 L5P myself if anyone has had any serious issues with this engine. In doing research I find problems like NOX Sensors, DEF heaters / tanks, and injector electrical plugs, but that is about it.Having some issues with my 2017 l5p. Have been getting the p0191 code for the last year and a half. 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. Have changed the fuel pressure sensor and pigtail. Which did fix it for a couple thousand miles.Durabiopwr. 241 posts · Joined 2021. #2 · Dec 15, 2022. P100b appears to be turbo actuator issues. P2002 could have been related to the plugged up map sensor. Air ratio off if its plugged up. Might go away if map sensor replaced. But if turbo actuator messed up its gonna make more smoke too and plug dpf. 2020 GMC 2500 CCLB work …1922 posts · Joined 2013. #1 · Jul 22, 2023 (Edited) I have a 2024 L5P on order from a dealer here in AZ. When going through the options I wanted, the inventory manager added California Emissions to the order. He said he orders all the trucks that way, and told me there's no difference between a Cali emissions truck and a Federal …Chevy / GMC Duramax 2017+ L5P Forums. 2017-19 GM T-K2 Platform Powertrain. P1476. Jump to Latest Follow 10K views ... Chevy and GMC Duramax Diesel Forum. 3.8M posts 208.4K members Since 2005 ...4158 posts · Joined 2019. #8 · Oct 22, 2021. Congrats on the new truck! Best of luck with it. Tim. 2019 Chevy Silverado 2500 High Country L5P CC/SB. S&B CAI, Banks Derringer & Pedal Monster w/iDash, Banks differential cover, Bilstein 5100 shocks, Morimoto xB headlights, tail lights and fog lights. S&B MAP spacer, Centramatics, Chevy ...

Sep 30, 2017 · 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. Main and oil cooling were increased to deal with the extra power. It is a great engine, most Duramax are but it is let down by choking emissions and warranty issues.

I assume dp is differential pressure sensor. Unsure if programming is needed for that. 2019 3500HD, Cclb, Drw, Deleted and Tuned, Wehrli turbo horn, intake, boost tubes, Banks idash, S&B map spacer, VSE fuel filtration, 5 inch exhaust. The NOX sensor require a relearn/reset. Higher end scan tools have this capability.

8793 posts · Joined 2011. #6 · Sep 11, 2018. You can guarantee that in the last 1850 +/- miles, it's done more regenerations. There is no message, unless it gets to excessive soot levels due to inability to get a regen done. 2023 LZO CC std box 4x4. previous: 2021 LM2 CC std box 4x4 ; '18 2500 L5P CCSB 4x4; '11 LML, '10 LMM and …Chevy / GMC Duramax 2017+ L5P Forums. 2017-19 GM T-K2 Platform Powertrain. information on l5p. Jump to Latest Follow 69K views ... Chevy and GMC Duramax Diesel Forum. 3.8M posts 208.3K members8843 posts · Joined 2011. #4 · Jun 6, 2022. fwiw, the OTA 'update' option on the audio is for the infotainment system, not for powertrain stuff. 2023 LZO CC std box 4x4. previous: 2021 LM2 CC std box 4x4 ; '18 2500 L5P CCSB 4x4; '11 LML, '10 LMM and 04.5 LLY. _Kegger_ and cfell. Share.Hello, I have a stock 2018 L5P 140k miles and am getting code P20EE. I have replaced both nox sensors and def injector with no change in nox performance, reset sensors with snap on scanner. At highway speeds nox1 is usually around 200-300ppm and nox 2 is almost always higher, rarely even with 1 and sometimes as high as 1100ppm, …Common problems with Duramax diesel engines include air in the fuel lines, fuel starvation, water pump failure, overheating, injector failure and harness chafing. Some of these iss...8793 posts · Joined 2011. #6 · Sep 11, 2018. You can guarantee that in the last 1850 +/- miles, it's done more regenerations. There is no message, unless it gets to excessive soot levels due to inability to get a regen done. 2023 LZO CC std box 4x4. previous: 2021 LM2 CC std box 4x4 ; '18 2500 L5P CCSB 4x4; '11 LML, '10 LMM and …If you are set on different filtration you need to get a take off adapter, lines and a remote filter mount (and kiss the warranty goodbye). Previous Duramax's were 13/16 thread and the filter base diameters were also different (larger). 06 LBZ 2500 350,000mi 09 LMM 3500 Cutaway 700,000mi 22 L5P 3500 DRW. All currently on road.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 starterFeb 16, 2017 · Chevy / GMC Duramax 2017+ L5P Forums. 2017-19 GM T-K2 Platform Powertrain L5p problems. Jump to ... 2017 GMC Sierra 2500HD SLT CCSB 4x4 L5P Duramax, stock Feb 16, 2022 · 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. 1194 posts · Joined 2013. #9 · Feb 9, 2017. In for updates also.. 2016 lml chevy ccsb. Last december installed a HSP compound turbo kit with a stainless diesel 5 blade S475 over stock. And a exergy 10mm cp3 conversion kit but still stock injectors and transmission. 5" flo-pro exhaust with no muffler and tuning is done with EZ Lynk by PPEI.

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.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 …Oct 18, 2009 · 2006 LBZ, 2009 LML, 2022 L5P. 1993 6.5 parked in the shed. Rotating mass and rolling resistance matter, more so rolling resistance. The more tread, and less engineered the casing is, the higher the rolling resistance. Lower air pressure for better ride also increases rolling resistance. Doesn’t work. Better option is to go to google and enter “L5P hood swap duramaxforum” and it’ll bring up all the result from the forum. Much easier than using the forum search. chevy to chevy gmc to gmc,they will bolt on and look really good..you have a line on 1.alot of yards won't ship.sucks,nothing around here.Instagram:https://instagram. ozark trail flashlight batapp of tennessee edinfiniti groomsmen commercial castfort wayne police activity Used 2019 Chevrolet Silverado 2500 High Country w/ Duramax Plus Package. 2019 Chevrolet Silverado 2500 High Country. 99,165 miles. 47,994. GOOD PRICE. See … how to start gotrax scooterhall county trash compactor site hours The chart below shows general L5P Duramax maintenance and service intervals. Please keep in mind your situation may call for more frequent maintenance than what is listed below. Heavy towing or driving in extreme conditions requires more frequent maintenance. When you change your oil, check components like your air filter to make sure they are ... ign sydnee goodman And if my l5p isn’t plugged in at night during this cold. My duramax will not start in the morning. I cycle the glow plugs a few times and give it a shot. The truck engages starter and rolls once cuts out for 3 seconds and repeats. Two new batteries, treated fuel, also put a new starter relay in a few days ago to see if was part of the issue.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.Scrapyard. Let your dealer know. There was a least one bulletin regarding leaks. 2017 Silverado and Sierra models equipped with the 6.6L Duramax diesel engine (RPO L5P) may display a Driver Information Center low coolant message or may show coolant consumption or a coolant leak.