Duramax l5p forum.

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 …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.Extend your LM2 Duramax's transmission's life and increase your fuel economy with PPEI's T93 Transmission tuning! A MUST for tuned trucks with 2017 2023 GM L5P Duramax …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...1058 posts · Joined 2016. #6 · Sep 1, 2022. never looked but did change two today from top as it was hot out, two 10 mm bolts on cover remove hot pipe and bungie to side, pop off fuel lines using Lisle Kit, 37000 and cover will pop off leaving injector connectors, did not feel like removing fender well and wheel and climbing in! a little ...

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.

Excessive DEF usage - 2021 L5P. I haven't been here for awhile because my 2015 D'Max LML was pretty flawless. Well I now have a 2021 L5P and I absolutely love it, especially towing our 37' fifth wheel. Well, I love it all except for the amount of DEF it is using while towing. We recently completed a 2400 mile trip, of which 2000 was towing.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.

L5P Oil Pressure issue. 2019 3500HD 125k miles. I tow a lot with a lot of weight. Last trip low oil pressure warning came up. Pressure running about 28 psi. Pulled over and checked levels, all fine. Good thing I was close to home and pressure stayed 28 or more the whole way. Now at 600 rpm running 15 psi and 90 psi at 3k rpm.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 …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.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 …

The DOC is behind the turbo on the L5P motors. 2015.5 LML, WCFab billet S480 over stock, LDS 100% sticks, Exergy 12mm cp3, Mike L trans, Fass ... Chevy and GMC Duramax Diesel Forum. ... 208.2K members Since 2005 A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Come join the …

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 …

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.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.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.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 it won't normally be ...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 ...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 …

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 members2017 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 ...Postings of Tech Service info for any New L5P engine issues.2602 posts · Joined 2008. #4 · Mar 12, 2017. In my opinion, A lot of engineering went into the new PCV system. I would leave it alone on the new l5P. On a LML or LMM, yes it may benefit you to make a change. 2017 L5P CCLB DRW LBZ. 2015 LML sold. 2014 LML sold. 2005 LLY sold.2018 L5P Injector Fail 5700 miles. After a couple months of flawless service I had major loss of power on the Freeway and extreme shuddering/shaking under power. Diagnosis: Multiple cylinders misfiring, failed injector and possibly injector (s). Have to order the entire set of 9 (1 for emissions crap) which takes two days to ship and estimate 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.

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.

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.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. 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.How It's Made: The Duramax Diesel Engine said: There are a number of things that make the DMAX facility different from other GM engine plants. The most significant is that it hot-tests 100 percent of the engines it produces. That means every 6.6L engine is run on a dyno before it ever goes in a truck.The connector is starting to go bad, and it's right now, an intermittent failure. Heat and vibration will kill it sooner than later. Replacement connector kit is available from AcDelco. Stay clear of the ones on Amazon. PN is PT3739. 06 LBZ 2500 350,000mi 09 LMM 3500 Cutaway 700,000mi 22 L5P 3500 DRW.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.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. Jan 6, 2024 · 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. 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 …

A voltage drop of 1.6V at 400A means over 640w of resistive heat to be dissipated. If the run is 40 feet round trip that means you're somewhere around 15-20 watts per linear foot of cable. That's way too much; they're going to get hot. And 20 feet is pretty conservative for one-way distance, to be honest. 25 is probably more realistic.

1058 posts · Joined 2016. #6 · Sep 1, 2022. never looked but did change two today from top as it was hot out, two 10 mm bolts on cover remove hot pipe and bungie to side, pop off fuel lines using Lisle Kit, 37000 and cover will pop off leaving injector connectors, did not feel like removing fender well and wheel and climbing in! a little ...

Looking for some help, 2017 High Country 136k miles. randomly got the service exhaust fuel system warning accompanied by the engine power reduced warning. I scanned the truck and had about 16 codes all ending with circuit high voltage. no check engine light before that message. My fuel level now is pegged on E with no low fuel light. I have the ...474 posts · Joined 2017. #3 · Apr 10, 2017 (Edited) I'd say at least a full second longer than my LML. My LML would pretty much instantly start within less than a second of cranking when not freezing cold. I'll have to time them and see if there is really a significant difference or just seems like a long time to me.2019 GMC Sierra 2500HD AT4 Crew Cab L5P Duramax, Banks iDash Super Gauge and Pedal Monster, WC Fab Trans Cooler Bypass Valve, Lasfit Switchback LED Fog Lights. ... A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Come join the discussion about modifications, towing, ...Feb 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 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 ...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.Your Allison came with Dex-IV in it from GM, Dex-IV is a synthetic and a very good fluid. Doing a double drain is a waste of money personally. Change it to your fluid of choice and change it again 25k later. If you're going to deviate from Dex-IV pick and TES 668 fluid and sleep happy. It doesn't matter.Oct 22, 2021 · 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 ... The ECM detects that the APP sensor 2 voltage is more than 2.5 volts for more than 0.2 second. P2138. The voltage difference between APP sensor 1 and APP sensor 2 exceeds a value of 2 percent for more than 0.3 second. Action Taken When the DTC Sets. DTCs P2122, P2123, P2127, P2128, and P2138 are Type C DTCs.Most injector issues on l5p can be traced back to injector harness. The l5p seems to have a ... Duramaxdiesels.com was founded in 2006 and created a site which houses some of the best known Duramax tech you can find. We strive to keep this the #1 forum for tech and information while continuing the push for new and exciting tech on ...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.

Looking for some help, 2017 High Country 136k miles. randomly got the service exhaust fuel system warning accompanied by the engine power reduced warning. I scanned the truck and had about 16 codes all ending with circuit high voltage. no check engine light before that message. My fuel level now is pegged on E with no low fuel light. …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 …Everything We Know About the 2024 Duramax L5P 6.6L Engine. Gale Banks cracks open a new 2024 Duramax 6.6-liter diesel engine and compares the parts side-by-side with a 2023 model. With this inside look, Gale finds upgrades to the 2024 L5P Gen 2 that you won't. rumble.com. Mickey D, ColoradoOutdoors and viper8315.L. Lp5duramaxtow Discussion starter. 48 posts · Joined 2016. #1 ·Jun 18, 2019. Hey guys and gals! Been awhile since I have posted on this forum, Well long story short I have had nothing but a nightmare of a time with this 2017 Gmc Denali L5P I have the issues with the dash and radio freezing and Just turning off completely...Instagram:https://instagram. services offered by tricoci salon and spa orland parkfrank's pizza bartonsville menuhow to run commit madden 24last 24 hour bartow county jail inmates mugshots To fit a 35" tire you will need to come up 3.5" and do minor trimming of the plastic front valance. 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. I don't recommend a leveling kit or cranking the keys because it will ride like a fat girl on a moped.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 chef kiss wendy's commercial actors 2022how to hide septic tank Im looking for a bi-directional scan tool for my 2019 2500 Duramax L5P I am looking at the Autel MK808BT but I am having trouble confirming if it will work with a truck as new as mine. ... Chevy and GMC Duramax Diesel Forum. 3.8M posts 208.2K members Since 2005 ... mantis carburetor diagram 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) blythkd1.2018 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 ...