Duramax l5p forum.

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 …Chevy / GMC Duramax 2017+ L5P Forums. 17-19 GM TK2 Platform Performance Parts Discussion L5p Regens. Jump to Latest Follow ... 2020 Sierra AT4 3500 Duramax 2018 Denali 2500HD L5P Derringer equipped 2018 Montana 3811MS Legacy 16400#2900pin. Save Share. Like.Melonhead1102. 5370 posts · Joined 2017. #2 · Mar 15, 2021. The only concerns that anyone really has had with the L5P platform is still the emissions related stuff: DEF heaters, NOx sensors, etc. The truck is strong, smooth, and quiet. You'll love it. "Aut viam inveniam aut faciam". Derek.'17 Sierra 2500 Denali L5P ~ Summit White 295/60R20 Nitto Ridge Grapplers ~ RC Level ~ LoadLifter 5000 Ultimate Airbags ~ 30" RC Light Bar ~ 30W 5000K LED Fog ~ Color Matched Grille, ... Chevy and GMC Duramax Diesel Forum. 3.8M posts 208.2K 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 ...

according to the capacity charts on gm-techlink the oil capacity has been 10 qts. on both 2019/2020 even though the filters changed. The filter on the 2019 L5D is the smaller filter just like the 2020 L5P and it takes 10 qts. as well. I have used 10 qts. on all my dmaxs and they all showed full-- just sayin".491 posts · Joined 2017. #3 · Dec 17, 2017. It certainly should be downshifting at full throttle when it is towing at 1700 RPM and losing speed. The L5P equipped truck did very well in the Ike review towing a much heavier load and it did downshift when needed; realize that peak horsepower is well below governed speed so …This VSE unit IMO is best since there is filtration AFTER the WIF sensor. Single filter L5P aftermarket units the WIF sensor is on the 'clean' side of the filter....if the water light comes on then it's too late. Stock filter has 2 sets of filter media in it, main one before the WIF and a secondary filter bit after the sensor.

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 …

P0206, P0306. I have a 2018 3500 with L5P. I took it in for recall on the regeneration interval and engine block heater. Two weeks later it threw nitrogen oxide sensor warning. i ordered part and kept driving. then it went into engine power reduced check emmisions. apparently it wont regenerate when check engine light is on. paid to …491 posts · Joined 2017. #2 · Dec 18, 2017 (Edited) I have changed the oil, spin on transmission filter, and rear axle lube on all of my Duramax diesel pickups around the 1,000 mile mark and I will do the same with my new Denali when I order it in early Spring. My RWD cars also get their oil and rear axle fluid change around the 1,000 mile point.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 ...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.

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...

2018 L5P 55 MPH 2 MILES SHUT OFF CRANK NO START. The little was a 100 miles away from the house got a service light a 55 mph limp went 2 miles truck shut off. Showed 74% filter life changed filter anyway. It was a …

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.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 ...DaPlumber Discussion starter. 29 posts · Joined 2023. #1 · Jan 6, 2024 (Edited) This post is for knowledge of the updated L5P and its emissions system. 2024 2500. 2800 miles. IDash. Soot levels rose 30% today driving 65mph Over 25 miles. I’ve done 2 regents this week over 500 miles. 1/3 highway driving 2/3 around town and backroads.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 ...1 1 of 12 12. Discuss the sixth generation of the 6.6L Duramax diesel engine & associated components. Engine related discussion ONLY.

Jul 20, 2021 · 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. 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. A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Come join the discussion about modifications, towing, classifieds, …Melonhead1102. 5370 posts · Joined 2017. #2 · Mar 15, 2021. The only concerns that anyone really has had with the L5P platform is still the emissions related stuff: DEF heaters, NOx sensors, etc. The truck is strong, smooth, and quiet. You'll love it. "Aut viam inveniam aut faciam". Derek.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.

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.

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.From my experience and what I've heard, the L5P Duramax is a solid engine with impressive performance and reliability. However, like any engine, it's not immune to issues. A few peoples have reported problems with the emissions systems, particularly the DPF and SCR system. Additionally, occasional issues with injectors and fuel systems have ...2018 GMC Sierra 2500HD SLE L5P Duramax. Howdy! Just purchased my first Duramax last week, but I have always admired them since I began driving. I had a 2005 Sierra 1500 prior to this truck and it was always solid for me, but now that I have upgraded to the 2500 I must say I have been missing out! This new L5P engine is pretty darn impressive.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 …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. 18 GMC 2500 L5P. 65K miles CEL came on about 2000 miles or so ago. Truck was running fine and was using DEF normally but CEL keeps returning on a P026D. Changed MAF sensor and inlet temp sensor, CEL still returns. Took truck to dealer for reflash recall and P026D was gone after but returned next day.

Mar 18, 2018 · 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.

Yea, it is generally 1 turn to 1 1/2 turn after the filter makes contact with the housing (depending on the filter). If it is that tight on there, be prepared for a fight to the death with that filter that is on there. You may need a strap wrench, or a metal band oil filter wrench, or even large oil filter pliers.

And now GM is moving to encryption of canbus data in an effort to stop hacking of any onboard modules. However when GM ditched the LML's piezoelectric injectors for the Denso solenoid injectors, they actually made controlling the L5P hardware with an older ECM much easier. No need for swapping or modifying the heads to use old …1112 posts · Joined 2009. #1 · Dec 14, 2020. Pretty sure this is last GM truck for me , now my 19 high country dually lost oil pressure at 65,058 miles 16 months old, been serviced every 10,000 or more often and stranded me twice now, this time really bad area and chevy road service left me on the side of the road for 6 hours, paid the tow ...Dec 11, 2023 · 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 ... NachO_GMC. The L5P is a complete Engine redesign - the rest of the truck is the same - Wheels, to headliner. We have minor improvements like locking tailgate and some infotainment upgrades - mostly quality of Life type improvements. the Engine is Unproven when you compare the # of miles on the road to the LML's.Jul 20, 2021 · 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. Feb 6, 2021 · 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. 1 1 of 12 12. Discuss the sixth generation of the 6.6L Duramax diesel engine & associated components. Engine related discussion ONLY.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.Chevy / GMC Duramax 2017+ L5P Forums. 17-19 GM TK2 Platform Performance Parts Discussion Edge CTS2 Update for ... I was going to ask if you monitor TC lockup on your L5P and then I noticed you have an old truck and just troll the L5P forum. TC locks from 2nd to 6th, T/H or not.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 ...

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.This VSE unit IMO is best since there is filtration AFTER the WIF sensor. Single filter L5P aftermarket units the WIF sensor is on the 'clean' side of the filter....if the water light comes on then it's too late. Stock filter has 2 sets of filter media in it, main one before the WIF and a secondary filter bit after the sensor.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 illuminated front emblem. winterboy8, jharp and Melonhead1102. Save Share.Instagram:https://instagram. crab legs bransonhow to program a uverse remote controlktvapupuseria el buen sabor 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...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 members laundromat london kyjuice wrld tattoo meaning Chevy / GMC Duramax 2017+ L5P Forums. 17-19 GM TK2 Platform Performance Parts Discussion L5p Regens. Jump to Latest Follow ... 2020 Sierra AT4 3500 Duramax 2018 Denali 2500HD L5P Derringer equipped 2018 Montana 3811MS Legacy 16400#2900pin. Save Share. Like. 3 strand ribbon lei 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.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.according to the capacity charts on gm-techlink the oil capacity has been 10 qts. on both 2019/2020 even though the filters changed. The filter on the 2019 L5D is the smaller filter just like the 2020 L5P and it takes 10 qts. as well. I have used 10 qts. on all my dmaxs and they all showed full-- just sayin".