2023 l5p duramax problems

Karen P. Garcia

May 2, 2025

9 min read

Over on the duramax forum there isn't a ton of issues being reported. For 2020, a 10 speed .6L Duramax Diesel Chevrolet Silverado 2500 3500 HD.never an issue until now.

L5P COMPLETE OFF-ROAD KIT

Last trip low oil pressure warning came up.5 box Sold 2021 LM2 Sierra 4x4 crew 6.5 box, 2018 L5P Sierra 4x4 SB, 2011 LML Sierra 4x4 CCSB, 2010 LMM, 2004. Expect to add two quarts before reaching 5,000 miles.Here’s an excerpt of the initial post from Duramax Forum discussing the “uncrackable” ECM found on the L5P Duramax’s: A Workaround Is Better Than Nothing. and counting, stock. Jump to Latest Follow 7K views 30 replies 13 participants last post by gemarsh Feb 8, 2024.

L5P FUEL RAIL PRESSURE SENSOR LOCATION.#1 · Feb 11, 2022.Many consider it to be GM’s best masterpiece of engineering as a result of its post-emissions nature of it. Mickey D, ColoradoOutdoors and viper8315.

2020/L5P Duramax Problems?

Of course, if it .

Map Sensor

The dealership says GM will not cover any of it under .6L L5P with 1200 total miles.It’s currently unclear what kind of quality issues affected the Duramax turbo-diesel engines in these trucks. Discuss the sixth generation of the 6. Crew cab short bed & crew cab long bed.I finally got the truck of my dreams having custom ordered, from the factory a 2021 2500 HD, CrewCab, 4x4, Z71.Most Common Duramax Engine Problems.I have a new 2023 gmc sierra AT4 LZ0 duramax and it’s been at the dealership for 23 days now, they can’t find a solution to the problem.0 Vortec, 375k mi. Here May Be Why Your 2024 Chevy Silverado HD Is Stalling. by artygarcia93. 48 posts · Joined 2016. Across the board, it seems that many of the defective Duramax engines deal with the same problems. All the previous problems that plagued the injector pump and emissions system have largely been fixed.comThe Chevy Silverado Duramax Diesel May Have 1 Massive .6L Duramax L5P is the most recent generation of the Duramax 6600 engine family and is found in 2017 to current Chevrolet Silverado, GMC Sierra 2500 HD/3500 HD pickup and chassis cab trucks. NOx sensor 1 is located right after the turbocharger. Regen issues, thumping sound from the motor, and a few other smaller things. It offers the biggest power gains at the lowest cost per horsepower. #4 · Aug 17, 2020.6L Duramax Diesel Chevrolet Silverado 2500 3500 HD; In this package you will receive the following items: EGR Delete Kit; DPF Delete Kit Downpipe Exhaust; Up-Pipe; CAN BUS Plug Kit (2017-2022 L5P 6.In the given guide, we deeply discuss L5P Duramax problems and their solutions. My truck is currently getting an average of 11-12 MPG.Common Issues With The L5P Duramax Engine: Impact Of L5P Duramax Problems On Performance And Reliability: Diagnosing And Troubleshooting L5P Duramax Problems.The engine has actually proven a lot more reliable than RAM’s disastrous EcoDiesel and Ford’s already retired mini . 2019Afficher plus de résultatscomHere Are The Duramax Years To Avoid - CoPilotcopilotsearch.0 Duramax Issues? | Chevy Silverado and GMC .Lp5duramaxtow Discussion starter. I tow a lot with a lot of weight.

Engine tuning is the single best L5P performance upgrade.21 août 20222022 L5P upgrades | Chevy and GMC Duramax Diesel Forum24 oct. The Silverado 1500 Duramax loves oil. There are some though.

Would agree with connector issues, it is a known potential problem. Engine related discussion ONLY. Fortunately, there are still a few options on the market. I have noticed a knock coming from the . Our electrical engineering team is in the process of extracting info from data logs captured by a group of test pilots in the field.

Everyone that i know who got one already is having bad issues. 1st issue was pulling to the left which has now been back to the dealer twice and is still having same problem. Banks intake, Derringer, Pedal Monster, 3 iDashs . Pulled over and checked levels, all fine. This is my 3rd Duramax and I’ve had bed covers on each of them.Regarder la vidéo7:23In this video, Jake covers GM’s L5P Duramax engine.P22FB DTC description is NOx Sensor 1 Performance - Sensing Element. So if you are considering purchasing an . Two miles later same thing.L5P Duramax problems | Chevy and GMC Duramax Diesel Forum24 mars 2024L5P owners!! Check and clean your TMAP sensor | Chevy and GMC Duramax . General Motors shared that . With this inside look, Gale finds upgrades to the 2024 L5P Gen 2 that you won't. Anyone know what’s going on with the new trucks. One of the most common is the coolant tank sensor going bad. 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. 16 posts · Joined 2023. Another thing that owners have . 20212020 Duramax thumping sound | Chevy and GMC Duramax Diesel .com31 mars 2024L5P with 100,000 miles and a stutter or slip at 1500 RPM20 nov.

L5P TSB (service bulletins, recalls, updates)

Originally driving the gauges went nuts ac turned on vents on high, service transmission message, I pulled over cleared everything but permanent.

2024 Duramax DPF Restriction Code

Could it be the best GM diesel engine? He will cover updates seen in the L5P from the LML engine, common problems, and reliability . — Feb 4, 2024.0LTurbo Diesel (LM2) Bulletin No.1 post · Joined 2021. 164 posts · Joined 2017 Add to quote; Only show this user #3 · Oct 8, 2020. Code readers for 2024 L5P. However, tuning isn’t as simple as hooking up a flash tuner such as SCT.

Cracking The Uncrackable L5P Duramax

L5P COMPLETE OFF-ROAD KIT | 2017-2023 DURAMAX | SOTF TUNE PACKAGE | EGR & DPF/DEF DELETE! The L5P has eight injectors.6L Duramax Diesel GMC Sierra 2500 3500 HD.Auteur : 8020 Media

The Best & Worst Years For The Duramax Engine

Most of the drives are short in-town trips but there are some highway driving, but when I look at instant MPG it only shows 15-16 .

silveradosierra. They are known . bfaucett Discussion starter 3063 posts .Stop Sale Issued For 3500+ Duramax Diesel Silverado/Sierra . At least not in the sense the LML trucks were. by mneuman7522.In short, The most commonly reported problems that the L5P Duramax has are the Allison 1000 transmission, MAP sensor failure as well as fuel injector failure. The Duramax L5P has 2 NOx sensors in the exhaust stream. Now at 600 rpm running 15 psi and 90 psi at 3k rpm. 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, .comRecommandé pour vous en fonction de ce qui est populaire • Avis

All About the L5P Duramax Engine!

2019 3500HD 125k miles.

2024 Duramax issues?

Sort by Oldest first.We've Helped Millions of Customers across the US unlock their truck Without any problem.6-liter L5P V8 Duramax is part of the GM-manufactured series of turbo diesel engines. The power for this model year was increased to almost 400 hp and 765 . Fitment: 2017-2024 L5P 6. #2 · Jan 18, 2023. As with any major purchase, being informed and cautious can help prevent major headaches.6-liter diesel engine and compares the parts side-by-side with a 2023 model. Discuss the seventh generation of the 6. It is the most robust and powerful Duramax diesel created to date, producing a peak 445 horsepower and 910 lb-ft of torque. that being said, there are some L5P Duramax common problems: The truck’s MAP sensor can get clogged up with soot particles and the connector (s) for the fuel injector (s) can also malfunction. Mechanically, this engine is quite stout, and owners have reported very few problems.19944 posts · Joined 2012. Saw a video of a LZ0 coming a quart over filled from the factory . 2018 L5P LTZ Z71 Midnight CCSB. The fuel pumps don't appear to be an issue on the L5P motors. Tags lp5 map sensor. Reactions: OkDually.6L L5P Duramax Turbo-diesel V8. #1 · Jun 18, 2019.No major, recurring issues with the first generation of L5P trucks. That1Silverado Discussion starter 2 posts · Joined 2023 Add to quote; Only show this user #1 · Jun 5, 2023. Pressure running about 28 psi.

L5P Duramax Problems: Troubleshooting and Fixes

comRecommandé pour vous en fonction de ce qui est populaire • Avis

GM To Buy Back Silverado HD, Sierra HD Over Engine Issue

Derringer, pedal monster and idash. #17 · Jan 7, 2023. I ordered a 2024 Denali and now I’m worried.2020 L5P Duramax Problems.Product Type: CCV Upgrade Kit. Apart from these issues, .6LV-8 Duramax Turbo Diesel (L5P) Terrain 2018 2019 1. I can smell diesel anytime I get . New 2021 Duramax AT4 6.6 Duramax Chevy GMC) NOTE: CAN BUS Plug Kit ——2017 . 2020+ GM T1 Platform Performance Parts Discussion Map Sensor.L5P | DuramaxDiesels.Everything We Know About the 2024 Duramax L5P 6. OrcuttHD Discussion starter 161 posts · Joined 2022 Add to quote; Only show this user #1 · Dec 18, 2022 . Banks Power is a thriving Duramax-happy company that can get you from mild to wild . The only common issue is the MAP sensor becoming clogged with soot .Sierra 2500/3500 2019 2023 6.2014 – 2021 Duramax LWN; 2017 – 2021 Duramax L5P; 2019 – 2021 Duramax LM2; The LML was rebuilt for its debut in the 2011 model year.2023 LZO Sierra 4x4 crew 6.6L Duramax diesel engine & associated components. Sponsored Links. 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. As of today it has 1227 miles on it and from day one there has been issues.Chevy / GMC Duramax 2017+ L5P Forums. #1 · Aug 19, 2021.0 Duramax seems like a great engine on paper – it can tow a lot, it produces good power, and gets great fuel economy all while being available in half-ton trucks, competing with the poor fuel economy V8’s.2017-2022 L5P 6. Postings of Tech Service info for .TWO TRUCKS DOWN CAN'T FIND PARTS NEED L5P TURBO ACTUATOR IN A BAD WAY!! mneuman7522.6L Duramax diesel engine & .Some units have software issues to fix. L5P TSB (service bulletins, recalls, updates) 2024 Duramax DPF Restriction Code. Everything can tie in together, you can get a few tunes and adjust the tire size % difference. Check out the charts below to determine when you need to perform regular maintenance tasks on your L5P.: 18-NA-361 March, . Good thing I was close to home and pressure stayed 28 or more the whole way.6l L5p Duramax * Hp MPVI3 Tuner * Truck Vin Number * Tire Size (Any Other Modifications On Truck) * Tuning Options * . This will not fit the 3500/4500/5500 Cab&Chassis commercial style truck. Gale Banks cracks open a new 2024 Duramax 6.The L5P is largely considered to be the best post-emissions Duramax engine.