Duramax l5p forum.

Tuner in Training. Join Date. Nov 2014. Location. Moscow, Russia. Posts. 22. Didn't have a chance to play with L5P yet, doubt you'll find worthwhile info about …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 ...LWN - I4 - 2.8L - HORSEPOWER: 181 HP @ 3400 RPM* TORQUE: 369 LB-FT @ 2000 RPM*. L5P - used in 2500/3500 pickup. LM2 is used in 1500 pickup and suv. LWN is used in Colorado/Canyon and Express/Savanna. Fuel from quality sources will have the necessary additives in it.Chevy / GMC Duramax 2017+ L5P Forums. 2017-19 GM T-K2 Platform Powertrain. Anyone happy with their L5P. Jump to Latest Follow. 127K views 224 replies 105 participants last post by Bear76 May 14, 2023. mzodarg Discussion starter. 431 posts · Joined 2015. #1 · Jun 18, 2018.

A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Come join the discussion about modifications, towing, classifieds, troubleshooting, maintenance, and more!I recently got a '17 L5P, ~83,000 miles. Let me preface by saying I have owned 12 diesels, (4) Powerstrokes, (2) Duramaxes, (5) Cummins and a Ecodiesel. I am not new to them. I struggle to get more then 15-15.5 mpg in this truck and its driving me nuts. Dash MPG's aren't even remotely close except for the 400+ mile range which is about 1 mpg high.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.

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, …

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.Sep 23, 2023 · 2024 L5P throttle response issues. I just bought a 2024 GMC 2500HD AT4 w/ Duramax. When leaving a stop light there is a slight shutter on acceleration. Is This normal? Also when coming to a stop slowing to a slow roll (about 5-10 mph) I step on the accelerator and the truck takes a solid 5-10 seconds to start responding. 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. Feb 22, 2020 · 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.

2967 posts · Joined 2021. #25 · Jan 8, 2022. 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.

1) the filter will not physically fit. The diameter is too big (cooler changed in 2020) and without relocating the secondary coolant pump, it's too long. 2) the CAT filter adapters sold previously don't work as the oil cooler threads have changed now. 3) the CAT filter has no internal bypass valve. L5P's pump monster amounts of oil and pressure ...

Chevy / GMC Duramax 11-16 LML Forums. 11-16 LML Duramax Powertrain Delete LML or New L5P. Jump to Latest ... Duramax L5P | Undercover Ultra Flex bed cover | Boss 9'2" DXT Stainless plow | AIMS 3kw inverter-charger | Titan Travel Trekker 50-gallon auxiliary fuel tank ...MC_Diesel Discussion starter. 124 posts · Joined 2013. #1 · Oct 3, 2016. Looks like GM is upping the ante once again. The MY17 L5P Duramax reported to have 445 hp and 910 lb-ft. :surprise: 2019 3500 SRW Mega Limited HO Cummins/Aisin:grin2: Sold: 2013 2500 Mega Laramie Longhorn :thumbsup: Share. Like.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.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 ...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.

Yellowbullet.com is a popular online forum that caters to the automotive enthusiast community. With a wide range of topics and discussions, it provides a unique opportunity for bus...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.Just upgraded to the L5P. Discuss the seventh generation of the 6.6L Duramax diesel engine & associated components. Engine related discussion ONLY.doc898 Discussion starter. 1 post · Joined 2015. #1 · Nov 27, 2020. Hello, My brand new l5p has a nasty knock at idle. Dealer says it's normal, and that there is a bulletin on it. I have a really hard time believing that GM would consider this knock "normal". Switched from being a hard core Powerstroke guy, to the D-max a few years back, and ...1. Mar 21, 2022. #1. I have a stock 2019 L5P with 100,000 miles on it. I drove it about 600 miles on a road trip last December and after about 5 hours of driving highway speed, I started to notice a stutter or almost a missing as if it were misfiring type of feeling (realizing this is not possible in a diesel) and it only happens at 1500 RPM at ...

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 …I recently got a '17 L5P, ~83,000 miles. Let me preface by saying I have owned 12 diesels, (4) Powerstrokes, (2) Duramaxes, (5) Cummins and a Ecodiesel. I am not new to them. I struggle to get more then 15-15.5 mpg in this truck and its driving me nuts. Dash MPG's aren't even remotely close except for the 400+ mile range which is about 1 mpg high.

Keep it L5P Related. Please keep it l5p related, share any knowledge you have with the group, if you own or looking at buying an l5p you are more than welcome to join us. 2. Be kind and courteous. We're all in this together to create a welcoming environment. Let's treat everyone with respect. Healthy debates are natural, but kindness is required.Oct 12, 2017 · DALLAS — GMC today announced the redesigned Duramax 6.6L V-8 turbo-diesel offered on the 2017 Sierra HD. This next-generation redesign offers more horsepower and torque than ever — an SAE-certified 445 horsepower (332 kW) and net 910 lb.-ft. (1,234 Nm) — to enable easier, more confident hauling and trailering. Colorado. Jun 30, 2022. #1. My 2021 L5P Duramax has been consuming oil since we started towing with it at about 2,500 miles on the odometer. The consumption wasn't regular and was as little as 1 quart in 6,000 miles and as much as 1 quart in 1,300 miles, all consumption is while towing. I wrote the consumption off to "a hard working …Chevy / GMC Duramax 2017+ L5P Forums. 2020+ GM T1 Platform Performance Parts Discussion. Edge EvoHT2. Jump to Latest Follow 4K ... Chevy and GMC Duramax Diesel Forum. 3.8M posts 208.4K membersNov 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 National Leadership Youth Forum (NLYF) is a dynamic and exciting event that brings together young leaders from across the country. The NLYF is designed to inspire and empower y...

A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Come join the discussion about modifications, towing, classifieds, troubleshooting, maintenance, and more!

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 ...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.36 posts · Joined 2010. #4 · Jul 11, 2017. I currently have 9K miles on my L5P. I drive 70miles round trip to work, non-highway, with hills through towns. I had set the trip odometer the day I bought it and it's averaging almost 17, including some mild camper towing. Tank to tank I'm seeing better than 18 with regens.Colorado. Jun 30, 2022. #1. My 2021 L5P Duramax has been consuming oil since we started towing with it at about 2,500 miles on the odometer. The consumption wasn't regular and was as little as 1 quart in 6,000 miles and as much as 1 quart in 1,300 miles, all consumption is while towing. I wrote the consumption off to "a hard working …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 ...Sounds very familiar to my complete Injector failure at 5700 miles on my 2018 3500 L5P that happened yesterday. Take it to get checked out before you get stranded. 2003 Chevy HD2500 Long Bed LB7 Allison 1000 all stock. 2018 DENALI 3500 SRW Long Bed L5P 2" Level, Bilstein shocks, 18" TOYO AT2 285's on stock wheels.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 members2) 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.Pulling about 6500 lbs through the mountains at ~65 MPH I was getting about 8.5 MPG with a dodge hemi. Same trailer, same roads I am seeing ~13.5MPG with an L5P. 2024 SRW 3500 AT4. 1978 Trans Am, 400, factory 4 spd, 3:42 posi. DEF - saving the environment one plastic jug at a time.36 posts · Joined 2010. #4 · Jul 11, 2017. I currently have 9K miles on my L5P. I drive 70miles round trip to work, non-highway, with hills through towns. I had set the trip odometer the day I bought it and it's averaging almost 17, including some mild camper towing. Tank to tank I'm seeing better than 18 with regens.

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.Chevy / GMC Duramax 2017+ L5P Forums. 2017-19 GM T-K2 Platform Powertrain. L5P Warranty. Jump to Latest Follow 13K ... Chevy and GMC Duramax Diesel Forum. 3.8M posts 208.2K members Since 2005 ...The L5P has almost a second faster 0-60 time than the same LML on paper. 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 …Instagram:https://instagram. feet teens sexycitibank new castle deblooket clickerlenscrafters sanford The L5P has almost a second faster 0-60 time than the same LML on paper. 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. kris roglieri net worthgreen leg hatch gamefowl 2017 L5P delete. Jump to Latest ... Chevy and GMC Duramax Diesel Forum. 3.8M posts 208.4K members Since 2005 A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Come join the discussion about modifications, towing, classifieds, troubleshooting, maintenance, and more! Show Less . Full ... how to factory reset a nintendo 3ds Florida. Nov 14, 2023. #12. Currently have a truck tore apart with this same failure... truck has 189k on the clock. it developed a noise around 100k and just never thought anything more of it because the l5p has so many weird noises tbh. the noise is from the airbox and sounds almost like your burping but keeping your mouth shut lol and is in ...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.Craigslist is a user-driven classified ad forum where business owners can advertise, sell their products or services and even trade with other users. While the basic settings on Cr...