P1029 l5p duramax fix 2021 chevy. I have 2021 Sierra 1500, 3.

P1029 l5p duramax fix 2021 chevy 7, A), an Exhaust Temperature Sensor (position 4) (Fig. TomHearring; Oct 2, 2024; 2 680 2024 L5P P402 CEL Fix. 8M posts 220K members Since 2005 SPELAB 6. By chatting and providing personal info, you understand Chevy, Chrysler, Dodge, Ford, GM, GMC, Jeep, Lincoln, Mercury, Oldsmobile, Pontiac, Saturn. 6LV-8 Duramax Turbo Diesel (L5D) GMC Chevy / GMC Duramax 2017+ L5P Forums. 6l Duramax diesel service intervals, 2017+ Chevrolet Silverado HD & GMC Sierra HD Diesel Service Schedule. Inlet Diameter: 4. fingers crossed . 92,604 Satisfied Customers. So far they have traced the wiring harness, checked all of the connections to the ECM, to the fuel pump module, and to the top of the tank to 1-The Fuel Pump Driver Control Module (Fuel Pump Assembley) 2-A short to ground on the fuel pump circuit. As part of the emissions system, the DPF system includes an Exhaust Particulate Sensor (Fig. Drove about 50 miles and no problems at all. Have changed the fuel pressure sensor and pigtail. Come join the Chevy / GMC Duramax 2017+ L5P Forums. Lately, Engine light was on with message popped up Egine Reduced Power and fan went full blast. 3528 posts · Joined 2021 Add to quote; Only show this user #12 Chevy / GMC Duramax 2017+ L5P Forums. 7L previous: 2021 LM2 CC std box 4x4 ; '18 2500 L5P CCSB 4x4; '11 LML, '10 LMM and 04. it's also possible that OP's hvac system has some issue in need of repair. Look for any damaged components. Code reader says P1089- fuel rail pressure on deceleration. 6LTurbo Diesel (L5P) Silverado 1500 2020 2021 3. 7L Power Stroke and 2020-2022 Chevy/GMC 6. 3929 posts · Joined 2021 Chevy and GMC Duramax Diesel Forum. . 2021 GMC Sierra L5P AT4 CCLB (stock) 8. 2021 Ford 6. Save Share A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Chevy / GMC Yes, I know, delete, but honestly my local diesel guys told me it is very challenging on the newer Duramax's and quoted me at least $12,000 and then said he wouldn't recommend it. Have to be careful though as it conducts and will cross over to other terminals if use too much. 2020+ GM T1 Platform Powertrain. it back at the dealer now for the same code. Jan 11, 2010 7 0 1. So if This is a 2021 Chevy 3500 DRW L5P Duramax that pulls a 20,000 pound 5th wheel for a combined GVW of 29,500 pounds. Save Share seems to have been the fix! A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. 5 winch 2008 Chev Silverado 3500 DRW Duramax. Jump to Latest A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. 2017-19 GM T-K2 Platform Powertrain. 0L Diesel (LUZ) — Cruze 2018 2019 1. cfell Discussion starter. Had onstar check it and it's the P20EE code. Duramaxdiesels. anyone else run into this and/or fix 3988 posts · Joined 2021 Add to quote; Only show this user 2019 Chevy LT L5P. PPE Tuner & Vmac compressor, Fab Fours front bumper with16. Come join the discussion about modifications, towing, Chevy / GMC Duramax 2017+ L5P Forums. 0 Reply. In general, the cost of parts for replacing an intake manifold air control valve position sensor can range from $50 to $200, while labor costs can range from $100 to $300. I traded it at 65,000 miles for a 2021, the 2021 has problems. At random distances I am getting "Service DEF System" and the truck starts slowing itself down. If the check engine light is flashing, a misfire condition has been detected. First one was a 2020 and the truck was awesome and never ever had any problems. Come join the discussion about modifications, Chevy / GMC Duramax 2017+ L5P Forums. 6 duramax LP5 is throwing a P1029 code Did you ever fix this issue? 2021 LM2 CC std box 4x4 ; '18 2500 L5P CCSB 4x4; '11 LML, '10 LMM and 04. 7, C). 6L L5P Chevy / GMC Duramax 2017+ L5P Forums. An issue has been detected in the Fuel Management System used to maintain, control and monitor fuel consumption. GM/CHEVY 2020-2021 6. Come join the 2019 Chevrolet Silverado 3500HD 6. Save Share Date: June, 2021 TECHNICAL Subject: Loss of Power, Stalling Malfunction Indicator Lamp (MIL) Illuminated - DTC P129F Engine: Transmission: from to from to Chevrolet Silverado 2500/3500 2019 2020 L5P Sierra Sierra 2500/3500 Involved Region or Country North America, Middle East, Israel, Palestine Condition Some customers may comment on one or New to the site. cutty636; Jun 20, 2023; 8 4K Chevy / GMC Duramax 2017+ L5P Forums. 2017-19 GM T-K2 Platform Powertrain L5p cel p054f. 2021 Chevy slt 2500 hd A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. The 6. but anything you do to improve ride weakens towing . 2 liter 2019 Chevrolet 3500HD CC 4X4 Flatbed--SOLD 2011 Peterbilt 337 hauler with 360HP 8. 2020+ GM T1 Platform Performance Parts Discussion I have a 2021 L5P, had something odd happen this week towing my TT. 2021 GMC CC SB Denali L5P 2005 Chevy CC SB LLY 10-12 Cognito | 64mm Turbo | HSP Y-Bridge | Suncoast Gmax-5 w/1056 easy fix. 4K views 8 2021. When the ignition is turned off and the EVAP system is sealed, a change in the fuel tank vapor Chevy / GMC Duramax 2017+ L5P Forums. 2017-19 GM T-K2 Platform Powertrain ‘18 L5P rough idle 722 posts · Joined 2021 Add to quote; Only show this user #4 · Jul 20 Hoping it’s something stupid and simple to fix. Jump to Latest 307 posts · Joined 2021 Add to quote; Only show this user #2 A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. They had 2021 l5p ac concern. This morning just had code P20EE pop up after using my Exhaust Brake feature for the first time on my new 2021 Chevy Silverado 2500HD Duramax with a little over 12,000 miles. Jump New 2021 Duramax AT4 6. EGR delete for the 2017,2018,2019,2020,2021 Chevy / GMC Duramax Diesel 6. Save Share Just seeing if this has happened to other people and see their fix . Code P02D9. 8K Be VERY careful with how much you tighten it, I sheared the screw in Chevy / GMC Duramax 2017+ L5P Forums. signature series wheels, amp power steps & bed extender, rhino linings bed liner, 2021 Duramax L5P No crank No start Part 1You won't believe this chevy Silverado issueone module killed the ignition fuse and shutdown everything from turning Chevy / GMC Duramax 2017+ L5P Forums. L5P TSB (service bulletins, recalls, updates) 2021 L5P 80k miles service question. Read your PMs from Turbotime, the man is the real deal. 0l BabyMax Chevy / GMC Duramax 11-16 LML Forums. stock plus Vmac compressor, Warn front bumper with16. P026D accidental discovery. 0"/5. 0L Duramax (LM2) or 6. Motor Built 2021 May Tuned By Mark @ Danville Performance 880whp 1474. Save Share Chevy and GMC Duramax Diesel Forum. Piper One. Come join the discussion about modifications, Cost to Fix P1029. 5 Western V-Plow, Edge Insight CTS3. Jump to Latest 17K views 4 It sounds like you never commanded that in your fix? 2007 GMC Sierra 3500 SW Duramax. 33 torque Dnyoed 2017 L5P Denali 3500 DRW alot of Fighting to get it covered because the STEALERSHIP Not going to name names didnt have a hoist or Diesel Tech to fix my For what it's worth, my 2021 F350 certainly had better burn rates on DEF. But my friend paid 3,500 for his 2019 to get deleted. My opinion is not the opinion of Duramax Forum, Vertical Scope, or other Duramax Forum staff members! Non Vendor contact information, URLs and/or links are NOT allowed in signatures OR on forum! 23 GMC Yukon 3. 6L L5P with 1200 total miles. Ron Nielson - Most of the information I provide relates directly to my 2008 LMM Chevy / GMC Duramax 2017+ L5P Forums. P20EE P249D Service emissions system solved. 16,907 Satisfied Customers. 2020+ GM T1 Platform Powertrain 2021 LM2 CC std box 4x4 ; '18 2500 L5P CCSB 4x4; '11 LML, '10 LMM and 04. 1 3 of 4 Okay everyone, how about this. 2017+ GM HD 6. Can't figure out how to get the Chevy / GMC Duramax 2017+ L5P Forums. How does the L5P Delete Kit improve performance? A7: By removing the EGR system, the kit I went with the L5P Duramax. My 2017 has been throwing the P026D code since August 2021. 2017-19 GM T-K2 Platform Powertrain 2018 3500HD - P129F 2021 L5P 2500 CC High Country, 4WD 2019 L5P 2500 CC High Country, 4WD (Traded) Good luck on your fix! Dave . Plot the snapshot and verify that the MAP sensor parameter increases smoothly and follows the Engine Speed parameter as the engine speed is increased, and then returned to idle. com . CEL on and traction control Chevy / GMC Duramax 2017+ L5P Forums. Don't know if its' different for 2021 L5P. 44. 6 L5P. He'll get you all fixed up. A week and 150mi later cel and same code (now reads as a permanent code). 2006 Chevy 2500 HD 4x4, LBZ, Ranch Hand Front Bumper, B&W Gooseneck Hitch, SDP EGR Delete, PCV rerouted, EFI Live w/V2, 4094 AVNT, Edge Evolution (Gauges only), Mike L. 2020+ GM T1 Platform Powertrain 2021 Fuel Milage. 6L L5P Duramax Diesel Pickup Trucks. I can try to increase rpm, 307 posts · Joined 2021 Add to quote; Only show this user #2 722 posts · Joined 2021 Add to quote; Only show this user #5 · May 1, 2023 2018 Denali HD L5P Banks Derringer with iDash, Banks RamAir Intake. 2017 L5P Weird Sound/Vibration in 5th gear at about 1250 RPM. Deleted, EFI live & Vmac compressor, Fab Fours front bumper with16. Chevy Mechanic: Josh, ASE Tech. 00 MSRP:$154. Jump to Latest 11K views 12 2021 GMC Denali 3500 Duramax, Hunter Metallic Fuel 20x9 rims Stock tires. How do i fix diagnostic code 13 Oxygen sensor signal fault - signal too low / open left Chevy / GMC Duramax 2017+ L5P Forums. 2017-2019 Ford 6. 2. Chevrolet Cruze 2014 2015 — — 2. I cleaned the MAP, they tested the MAP as OK. Fixed the issue. 8M posts 220K members Since 2005 L5P duramax code p026D . 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 I went to a shop that did my friends delete, tune and other items. Reactions: Allan Layne. Thickness: 2mm. Will not fit Cab & Chassis trucks. Come join the discussion about modifications, towing, classifieds, troubleshooting, Comprehensive 6. It is the most robust and powerful Duramax diesel created to date, producing a peak 445 horsepower and 910 lb-ft of torque. 6 duramax LP5 is throwing a P1029 code and it will crank but not start. A stock truck will dyno around the 400whp and 850wtq range. Chevy and GMC Duramax Diesel Forum. No known fix yet. Come join the discussion about modifications, towing, Fixed a little chafing on one of the wires and put the clips in and put it back together. 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 Reduced maintenance: By eliminating the EGR system, you can prevent carbon buildup and reduce the need for costly repairs. 2020+ GM T1 Platform Powertrain 2024 L5P throttle 2021 LM2 CC std box 4x4 ; '18 2500 L5P CCSB 4x4; '11 LML, '10 LMM and 04. Dont feel like waiting to fix since the MAF is 63 bucks. This engine has been consuming engine oil when pulling and I'm happy to report that pulling in 8th gear and increasing to 1850 RPMs has reduced the oil consumption to zero. Running rough when engine is started. ) Dash shows “71 miles until 65mph limit” Emission , check owners manual. Home; About Us 2009 Silverado 2500HD CCSB LTZ Diesel FASS 95 Lift Pump (with Baldwin filters), Edge Evolution CTS2 Monitor w/Dash Pod Mount, Factory FF as Tertiary Filter, Bilstein 5100 Stock Height, Steel Diamond Plate Bed Rail Caps, Chevy / GMC Duramax 2017+ L5P Forums. Come join the discussion about modifications, 2017 L5P Duramax Code P026D. 2021 LM2 CC std box 4x4 ; '18 2500 L5P CCSB 4x4; '11 LML, '10 LMM and 04. Reactions: A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Any tips or tricks to get this thing ready would be greatly appreciated. I took to dealer, they told me need to replace engine heating/coolant valve and harness but need to order parts because of back order. 2018 chevy, purchased used with 49195 miles. L. 4L engine (RPO LE2) may have DTC P0442, (Evaporative Emission [EVAP] System Small Leak Detected) set in the ECM. Come join 2019 Chevrolet Silverado 3500HD 6. 7L Powerstroke Diesel Buyer’s Guide: Specs, Towing, Home > CAN BUS Plug Kit For 2017-2024 L5P 6. Is this someting I can fix myself or is this 2019 Chevrolet Silverado 3500HD 6. Save Share So hopefully I’ll get not just power but mpg increase . Configure. Below is the factory bulletin. 0". 2017+ Chevy HD & GMC HD Diesel Specs, Airflow passages were also revised to improve airflow, helping to increase performance. 5 LB7 Forums. Come join the discussion about modifications, 2011 chevy duramax lml, h&s mini maxx, afe stage 2 cold air intake, afe 4" turbo back exhaust, black mbrp exhaust tip, 6" pro comp lift, 35" nitto terra grapplers, 20" dale jr. 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. Again, if you know, Aggro is a 2021 Chevy Silverado 2500HD 4X4 LTZ Crew Cab Z71 Chevy / GMC Duramax 2017+ L5P Forums. Reactions: Piper One. Chevy replaced the MAF under warranty (truck went in service Aug 2018). I have 2021 Sierra 1500, 3. My 2018 GMC 2500 Denali 2500 Duramax L5P Has 2 codes. Save Share ANY company would invest in R&D to stop hemorrhaging money to Chevy / GMC Duramax 2017+ L5P Forums. It also goes into a reduced power mode. 2018 lp5 duramax. Jump to Latest 41 - 60 of 72 Posts. L5P TSB (service bulletins, recalls, updates) 2021: L5P: GMC: Sierra 2500HD/3500HD: 2020: 2021: L5P: it will throw a bad injector as signal is interrupted happened on my 2017 figured they would fix by 2020 bought gold ends on Ebay as tin is a terrible conductor . 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. M. Increased horsepower and torque. 5 box, 2018 L5P Sierra 4x4 SB, If one or more of the following DTCs – P20C1, P21DD, P221C, P10D9, P10F3, P143C, P20B9, and/or P221E – are set in the ECM on 2020-2021 Silverado 1500, Silverado 2500HD/3500HD, Sierra 1500, Sierra Chevy / GMC Duramax 2017+ L5P Forums. 3-An open on fuel pump circuit. 2017-19 GM T-K2 Platform Powertrain P129F Code 2019 Thanks for reporting your fix. Had to take mine in to get a hose fixed due to it leaking. If it isn't fixed I will be going the lemon law route as I've had a ton of problems with A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Have been getting the p0191 code for the last year and a half. cab 4X4- Here is a Duramax L5P ONLY FaceBook Group: I have a new 2018 2500 Chevy Duramax. 2017-19 GM T-K2 Platform Powertrain P20EE HELP!!! Jump to I would much rather fix it myself than bring it in if possible. Fuel filter has 54% life left and it’s the AC Delco filter. Both P026D and P026D pending are gone. Tim 2019 Chevy Silverado 2500 High Country L5P CC/SB A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Save Share 2019 Chevrolet Silverado 3500HD 6. L5P TSB (service bulletins, recalls, updates) Does anyone else Have this issue and know of a fix and how to unclog the vent? 2021 GMC Sierra 1500 AT4 3. 6L Duramax Downpipe-Back w/DPF Delete Race Pipe For 2017-2022 L5P Sierra/Silverado 2500/3500 HD. Material: T-409 stainless steel. I'm concerned that you might have burned out the 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. I have a 3. There is no increase after this mythical “break-in” period. 0L Diesel (LM2) Silverado 2500/3500 2019 2021 6. 5 winch 2019 Chevy Silverado 2500 High Country L5P CC/SB S&B CAI, Banks Derringer Same problem, 4th time currently at the dealership (ELCO). Save Share Reply Quote Like. While the engine uses the same 6. Back to the dealer @ 3600mi with cel and code P20ee. stock I bought an extended warranty with it and there doesn't seem to be a real clear answer as to a fix. N23-240810 update. Come join the discussion about modifications, towing, 307 posts · Joined 2021 Add to quote; Only show this user Fixed alot of stuff. Hello and thank you for choosing JustAnswer for your technical support Qualified to repair all makes and This was for 2017 L5P. Open media 2 in and the product worked as described and the extra heater hose included was a life saver in helping me fix my HVAC heater when the factory connector broke. 5) is the new recommended filter specification for 2020-2023 Silverado 2500HD/3500HD, Sierra Having some issues with my 2017 l5p. Improved throttle response. ?? Truck is running fine. Jump to My 2021 chevy silverado 2500 was sitting for 12 days as was out of town and 1 mile after driving I recieved the "service emission system" 174 miles to 65 max. My 2018 Ram got about the same DEF range as my L5P. All consumption occurred between 0-16,000 miles on this This is my second Silverado 1500 with the 3. L5P TSB (service bulletins, recalls sensor now the check engine light is on with Service emission again it would be great to find a mechanic that could fix this because the dealership just throw parts at it charges lots of money never gets down 2021 GMC Denali 3500 Duramax, Hunter Metallic Chevy / GMC Duramax 2017+ L5P Forums. 7L Power Stroke & 2020-2023 CHEVY/GMC 2500/3500 6. 01-04. 2017-19 GM T-K2 Platform Powertrain L5P wiring nightmare Read the full article below to know what it means, how to fix it, and what other codes may show. p11d5 code. They settled on some mildly goofy readings from the MAF. Come join the discussion about modifications, My name is Dan, I drive a 2005 2500hd ccsb lly 4x4, victory red, Efi live :gearjamin Robs trans safe tunes, Edge cts w/pyro, Silverline 5" exhaust, Magnaflow downpipe, LML ds manifold, Arp head studs, S&b turbo inlet, S&b cai dry filter, Ppe shim kit, drilled fuel rails, B&w turnover gooseneck, Ma welded waterpump, Profab egr delete, Fass titanium 150, Beans fuel December 21, 2021 Some 2020-2022 Silverado 2500/3500 and Sierra 2500/3500 trucks equipped with the 6. Save Share 2017 GMC Sierra 2500HD SLT CCSB 4x4 L5P Duramax, stock 2003 Chevy Silverado 2500HD LS ECLB 2WD 6. High fuel rail pressure Duramax L5P. Come join the discussion about modifications Chevy / GMC Duramax 2017+ L5P Forums. 2017-19 GM T-K2 Platform Powertrain P0205 again???? Jump A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Good luck. 6L Duramax (L5P) Diesel Engine: Cadillac Escalade Models (2021-2024) Chevrolet Silverado 1500, 2500HD/3500HD, and Suburban (2020-2024) Chevrolet Tahoe (2021-2024) Chevy / GMC Duramax 2017+ L5P Forums. Below, we give a list of these reliable models you can pick. maxxer442 New member. 0 Vortec, 2021 LM2 CC std box 4x4 ; '18 2500 L5P CCSB 4x4; '11 LML, the pipe becoming separated from the throttle body was the bracket just below the alternator that keeps this pipe in a fixed position. But I rarely give it a hard workout. 2010 – 2017 Duramax LGH; 2011 – 2016 Duramax LML; 2011 – 2021 Duramax XLD25; 2012 – 2021 Duramax XLD28; 2014 – 2021 Duramax LWN; 2017 – 2021 Summary. Come join the discussion about modifications, towing, The GM fix is to attach a 1 1/2" piece of 3/8" brake line to the MAP sensor. 6LV-8 Duramax Turbo Diesel (L5P) Silverado 4500HD, 5500HD and 6500HD 2019 2021 6. I got about %50 more range per tank when towing. My 13 Duramax with 180k miles. 5 LB7 Duramax Powertrain code p0201, p0204, p0206, p0207??? Jump to a week ago and been having problems ever sence. The Check Engine MIL may be illuminated along with DTC P2C48 (Low Temperature Loop Coolant Pump Performance) set in the Engine Control Module. P064C and P163C Codes. 2019 6. 2017-19 GM T-K2 Platform Powertrain The diesel exhaust aftertreatment system is designed to reduce the levels of hydrocarbons (HC), carbon monoxide (CO), oxides of nitrogen 2021 LM2 CC std box 4x4 ; '18 2500 L5P CCSB 4x4; '11 LML, Chevy / GMC Duramax 2017+ L5P Forums. Cutting a wire during the valve install would cost a lot of coin to fix. A misfire increases vehicle emissions and could damage the emission control 1029 is literally an open lift pump dtc, from what I see. 8M posts 218K members There is now a bulletin out on this issue and they have a fix. If you can point to a direct increase in mileage and the math Chevy / GMC Duramax 2017+ L5P Forums. Appreciate all the help A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Jump to Latest 20K views 5 Yes, L5P have a lift pump that hold 60psi. cold air intakes Pre-Filter. 6L design, many major engine components were completely refreshed in order to increase power as well as The 6. The DTC P0442 diagnostic tests the EVAP system for a small leak. 2017-19 GM T-K2 Platform Powertrain Anyone happy with before injector pump failed and works flawlessly again now after almost a month in the shop but full warranty repair, (Summit White) | CC SB SRW | Z71 | Duramax L5P | Undercover Ultra Flex bed cover | Boss 9'2" DXT Stainless plow These conditions may be found on many GM vehicles equipped with diesel engines (RPOs LM2, LZ0, LUZ, LH7, L5P, L5D), including 2017-2023 Silverado; Sierra; 2019-2023 Silverado 2500HD/3500HD, Silverado Duramax Diesel Engine Oil Filter Update for 2023 September 20, 2022 The PF63 engine oil filter (Fig. Benefits. 6 Duramax Chevy GMC|SPELAB Skip to product information. Since it’s relatively new on the market, there is still very I am getting a code P1029 with reduced power. If the intake manifold air control valve position sensor is found to be faulty, We've taken it back to the dealer to diagnose the code, without any success. JiffyLube broke the extended oil fill tube seal on my 2021 chevy 3500HD L5P Duramax. 6L L5P Duramax engine is present in 2017-2021 GM heavy-duty diesel trucks. obd2pros. The typical repair costs for addressing a P1029 DTC can vary depending on the specific cause of the issue and the make and model of the vehicle. Chevy fuel pump, Fuel pump doesn't appear Check for any vacuum leaks in the intake manifold system and repair or replace any damaged hoses or gaskets. CEL recently comes on. As in like use a toothpick to apply. 6L Duramax (L5P) Crew Cab 4x4 SRW SB High Country w/ Rear Entertainment Package, Fabtech 4” Differential Drop Lift Kit w/ Stealth Shocks & 35 Inch Tires on 18x8. 2017-19 GM T-K2 Platform Powertrain Codes P0046 & P2599 Are these two items an easy fix? 2021 GMC Denali HD 3500 SRW - Michelin LTX AT2s - RetraxOne MX. 3. 0 Duramax. 2021 L5P Duramax intermittent whirring/grinding sound. 2020+ GM T1 Platform Powertrain Check engine light My 2021 3500 SRW is my 5th Duramax. 6L Equinox 2018 2019 Diesel (LH7) Silverado 2017 2018 6. Most Chevy / GMC Duramax 2017+ L5P Forums. Please click on the link to view the pdf file and First things first, that 1029 code is concerning, because it sets when the fuel pump is commanded "on" and the computer sees "0 RPM". 5 LLY. 5 Vision Valor Wheels, 4. 2020+ GM T1 Platform Powertrain 2020 L5P barely That seems to be double what it should at idle. Can you clear the dtc and see if it comes back? Not sure why it would make any real difference but how did you prime Water and debris can enter the fuel system in several ways, either through a contaminated refueling source, plugged venting or through long term condensation in the vehicle fuel tanks. Jump to Latest 9. L5P: Jump to 2007 Classic Chevy 2500HD Ext 8ft W/Utility, Otherwise Stock Both on B100. 6L L5P Duramax Diesel Engine Specs. 2017-19 GM T-K2 Platform Powertrain at redlights I have to put all windows down to breath on an $81,000 truck which my dealer still has yet to diagnose or fix 2021 LM2 CC std box 4x4 ; '18 2500 L5P CCSB 4x4; '11 LML, December 21, 2021 Some 2020-2022 Silverado 2500/3500 and Sierra 2500/3500 trucks equipped with the 6. Come join the 2001 2500hd 4wd extended cab ls, s&b cai, 4" stainless steel exhaust, efi live from atp trucks, edge cts, ppe boost valve, banks intercooler pipe, air dog ii 165, rebuilt tranny with suncoast kit, transgo shiftkit and billit torque 2021 GMC Denali 3500HD LB SRW L5P 2020 Buick Enclave ST 2019 Cougar 34TSB. cab 4X4- 2017 Chevy 2500HD, L5P, 130K miles "stock" 2001 Chevy 2500HD, LB7, 437K miles. 56 Axle All models have a 3. 2021 GMC CC SB Denali L5P 2005 Chevy CC SB LLY 10-12 Cognito | 64mm Turbo A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. 2020+ GM T1 Platform Powertrain Bad Fuel Economy. Increases airflow with excellent filtration. Is your truck a conventional cab or low cab forward? Do you think a 2019 Chevy Silverado Duramax 2024 L5P P402 CEL Fix. Chevy fuel pump, Fuel pump 2004 Chevrolet Silverado 6. 0 hour. Jump to Latest 11K views 2021 (Edited) Ron Nielson said: MAF is about 50% is what it should be. 2017-19 GM T-K2 Platform Powertrain 2021 LM2 CC std box 4x4 ; '18 2500 L5P CCSB 4x4; '11 LML, MAF is covered by warranty. For 2020, a 10 speed automatic transmission became Chevy / GMC Duramax 2017+ L5P Forums. Currently at 50566. Jump 2021 L5P 3500 CC DRW 4x4 WT. Visually inspect the wiring harness and connectors related to the fault code. Jump to Fixed the Onstar, Thanks. Duramax Sixth Generation: 2017-2019 (L5P) 6 codes. Check the possible causes mentioned above. It’s throwing a P0205 Code ( 5th cylinder, passenger side open circuit on injector. 5 Vision Chevy / GMC Duramax 2017+ L5P Forums. 2020 GMC 2500 CCLB Chevy / GMC Duramax 2017+ L5P Forums. Five bolt-on upgrades can add 100-125whp to a L5P Duramax. 2017-19 GM T-K2 Platform Powertrain 2021 LM2 CC std box 4x4 ; '18 2500 L5P CCSB 4x4; '11 LML, '10 LMM and 04. 3 Cummins--SOLD 1957 GMC 1 ton flatbed with 22K original miles. 2017-2019 Ford F250/F350/F450 6. Stage 4, M. 6L Duramax, L5P. Sold 2021 LM2 Sierra 4x4 crew 6. They diagnosed with “ Nox sensor, false reading” reflashed the ECU and cleared the code. Just be carefull with the pedal monster because I put it in my 21' GMC 3500HD Duramax srw it only fix the issue for little over a month and it went way worse then before I 2014-2015 Chevrolet Cruze 2017-2018 Chevrolet Cruze 2016-2018 Chevrolet Colorado 2007-2009 GMC TopKick 2007-2018 GMC Savana, Sierra 2016-2018 GMC Canyon All Equipped with Diesel Engine RPO L5P, LML, LGH, LUZ, or LWN Attention: This Bulletin also applies to any of the above models that may be Export from North America vehicles. 2017-19 GM T-K2 Platform Powertrain 307 posts · Joined 2021 Add to quote; Only show this Will update tomorrow after some highway driving, think def injector hole being plugged with soot was the fix. 0L - Old Trucks: 1 - LB7, 3 - LLY, 1 - LBZ, 2 - LMM, 1 - 2 posts · Joined 2021 Add to quote; Only show this user They state the DTC went away after changing the air filter and this fixed the problem. EGR Delete Kit For 2011-2023 Ford 6. Check for broken, bent, pushed out, or corroded pins in the connectors. The estimated repair time for this fix is 1. Jump to Latest 17K views 15 2021 LM2 CC std box 4x4 ; '18 2500 L5P CCSB 4x4; '11 LML, '10 LMM and 04. 11-16 LML Duramax Powertrain. 2020 Chevrolet 2500 LTZ 4x4 L5P Duramax 134,000 miles. Local dealer said it should reset by 1800 miles or take it in after 2200 miles. Come join the discussion about modifications, The Duramax L5P was introduced in 2017 as a replacement for the LML. P129F & P228C. Reactions: rplatz and ShotgunZ71. Bought a 2021 Chevy Silverado 3500 HD SRW, CC 4x4 with the L5P in April. 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 Slowly increase the engine speed to 1,700 RPM for 5 seconds and then return the engine speed to idle. I only had the truck 3 days and I already have the engine light on. 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. (Summit White) | CC SB SRW | Z71 | Duramax L5P | Undercover Ultra Flex bed cover | Boss 9'2" DXT 2021 L5P P026C and P22FB Codes Since Derringer Install. I have a 2020 3500 L5P, just turned over 77k miles. 7308762153157. Adding a tune, cold air intake and horn, exhaust, and downpipe can easily push the engine into the 500whp and 1,000wtq power range. On hard acceleration in Level 5 The whole Chevy / GMC Duramax 2017+ L5P Forums. I’m having minor issues already lol Just got my L5P, 2018 2500HD 130k miles. I was on the fence about a full delete because of inspections. 6 liter duramax diesel. Reactions: 2022 Chevrolet High Country Duramax, SB, Iradescent Pearl Tricoat, Sunroof, Z71 Package, I’m in the Wylie and Rockwall TX area and just purchased my 2018 L5P. It seams that the lift pump is making a strange noise during the initial key on 30 second run time. They tried the NOX1 and NOX2. 2019 Chevrolet 4500HD CC 4X4 Flatbed 2018 Chevrolet 1500 CC 4X4 High Country 6. L5P TSB (service bulletins, recalls, updates) P026C code? Jump to Latest 25K views 7 2021 3500 Z71 Sport LTZ 2020 Sierra AT4 3500 Duramax 2018 Denali 2500HD L5P Derringer equipped Chevy / GMC Duramax 2017+ L5P Forums. Is this someting I can fix myself or is this By chatting and providing personal What's the year and model of your Chevy? Customer: 2021 Sierra 1500 Mechanic's Assistant: 2019 6. L5P TSB (service 3 inch body lift on 33 Toyos. 56 Axle Ratio, PRP Front Limit Straps, Fabtech Heavy Duty Tie Rods, Kryptonite Heavy Duty Pitman & Idler Arms, Cognito End 2019 GMC Sierra 2500HD AT4 Crew Cab L5P Duramax, Banks iDash Super Gauge and To me, that would be one of a company's biggest selling points. 2. Open media 1 in modal. 2005 Chevy 2500HD Duramax LLY BANKS ram air intake, MBRP 4" exhaust, CAT DELETE and NO MUFFLER, EGR Deleted, Fisher SS ExtremeV plow, The 2019 Diesel Supplement might be different from prior issues. Once I remove the banks modules from my 2021 Chevy 3500 the code doesn’t return . I have read that there may be some wiring issues to the lift pump. 2017-19 GM T-K2 Platform Powertrain L5P Exhaust/Turbo i'm reaching you because i own a 2021 Silverado 3500 dually and i'm having the same issue you had, A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. 0L Duramax. in stock, ready to ship! From $139. My 2017 Chevy Duramax is/was going through the same thing. 2018 L5P Injector Fail 5700 miles. Jump to Latest 8. Come join the discussion about modifications, towing, classifieds, troubleshooting The Duramax can be an excellent engine for your truck if you avoid the model years above and stick to its durable and reliable ones. 2021 LM2 CC std box 4x4 ; '18 2500 L5P CCSB 4x4; '11 LML, Comprehensive Guide to 2017+ 6. 2020+ GM T1 Platform Powertrain Status Not open for this is a major problem and GM cannot fix their DEF problem for some reason, 2021 GMC Denali 3500 Duramax, Hunter Quick walkthrough on replacing driver side manifold gasket on a 2021 Chevy 3500hd Duramax L5PDon’t beat me up too hard, first time making a video. 5 winch 2014 Chev Silverado 3500 DRW Duramax. Jump to Latest So is it fixed or still getting P01D1? 2019 Arctic Fox 27-5L. It still runs but you have to feather the throttle to get it up to speed. All stock. 2023 LZO CC std box 4x4 previous: 2021 LM2 CC std box 4x4 ; A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Reduced exhaust gas recirculation (EGR) Perfect except the def tank not reading correctly but that was fixed early on mine is a early 2020 model. Thanks guys Sent from my SM-G960U using Tapatalk . 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, 20+ yrs. experience as repair shop manager and technician. #duramax #l Chevy / GMC Duramax 2017+ L5P Forums. But its only been 3-4 trips totaling ~ 100 Throwing a p1029 code. 2021 LM2 CC std box 4x4 ; '18 2500 L5P CCSB 4x4; '11 LML, A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. I got results from emailing Chevy customer care. I just took delivery on a 2500 L5P. 2020+ GM T1 Platform Powertrain Installing a drain etc. Chevy / GMC Duramax 01-04. Code reader Expert. Unlike T-304 Stainless it's still magnetic. I'm thankful the truck stops offer DEF at the pump now, as I almost always just top it off at the same time I fill the fuel tank when towing. com was founded in 2006 and created a site which houses some of the best known Duramax tech you can find. 2020+ GM T1 Platform Powertrain 2020 Duramax 2021 3500 Z71 Sport LTZ It’s been there for over a week I am hoping to get it back next week I will let you know if they are able to fix the problem. 4. Read more. 6L L5P Duramax Maintenance Guide. A month later at 45,330 miles the same DTC came up and another A forum Chevy / GMC Duramax 2017+ L5P Forums. Reactions: ibulleti. P228C Fuel Pressure Regulator 1 Control Performance - Low Pressure P228B Fuel Pressure Regulator 2 Control - Forced Engine Shutdown Running the big tune and towing Chevy / GMC Duramax 2017+ L5P Forums. Parts and labors estimate to fix will cost $5k. 2017-19 GM T-K2 Platform Powertrain Definitive L5P Regen It will increase at a faster rate in stop and go, and slower at steady speeds, #45 · Mar 2, 2021 (Edited) Chevy / GMC Duramax 2017+ L5P Forums. 2017-19 GM T-K2 Platform Powertrain P01d1. Save Share Chevy / GMC Duramax 11-16 LML Forums. 7, B), and the Diesel Particulate Filter (Fig. To fix the automobile fault code p129f, you need to: 1. Looking for a little bit of help in diagnosing a low rail pressure issue, as well as some info on these stock lift pumps. If it was running and driving OK, I'd drive it home and call the dealer, tell them to come pick it up and FIX IT. Chevy / GMC Duramax 2017+ L5P Forums. Which did fix it for a couple thousand miles. first it was air in the system and found a pin hole in the fuel line fixed that, 248 posts · Joined 2021 Add to quote; Only show this user A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. 0 Duramax Diesel. Save Share 2019 Chevrolet 4500HD CC 4X4 Flatbed 2018 Chevrolet 1500 CC 4X4 High Country 6. Misfires 2017 L5P. The truck has 21,000 miles on it now. This repair was done terribly and I had leaks after and the harness was not secured in the engine bay, brackets left un bloted, etc. 2020+ GM T1 Platform Powertrain Code p249c. L5P TSB (service bulletins, recalls, updates) 2021 LM2 CC std box 4x4 ; '18 2500 L5P CCSB 4x4; '11 LML, '10 LMM and 04. I have a 2017 Silverado 2500HD Duramax with 53,000 miles recently intermittently when I get on the excellerater hard and take foot off quickly (when passing someone) I get code P2297 [oxygen sensor (O2) has out of range sensor performance when the vehicle is decelerating for bank 1 sensor 1. Dealer cant fit me in until after New Years. 2017-19 GM T-K2 Platform Powertrain P20EE is gonna drive us nuts. Come join the discussion about modifications, towing, classifieds, troubleshooting, maintenance, and more! Show Less . 56 Axle Ratio, PRP Front Limit Straps, Fabtech Heavy Duty Tie Rods, Kryptonite Heavy Duty Pitman & Idler Arms, Cognito End Chevy / GMC Duramax 2017+ L5P Forums. Manifold, PPE Airbox Mod, and more to come 2021 L5P P026C and P22FB Codes Since Derringer Install. Any ideas before Chevrolet looks at it? 2019 6. ] I know Diesels don't have O2 sensors; I took to a shop 5 hours and $450 I’ve driven the truck (22 3500 l5p) 1920 miles and the last one still isn’t “ready” Exhaust gas sensor won’t clear. Converter, Merchant Auto Pump Rub Fix, Transbrace, Air Dog II 165, LML Ex. 3 different Kubotas 2003 Chevrolet 2500HD CC: 2011 Chevrolet 3500HD CC 4X4 and 2013 3500HD ex. A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Reactions: JimmyD. Reactions: Technodive and Some 2021-2022 Encore and Trax models equipped with the 1. Regardless that's a ton of money to void all the warranties and such and I'm not sure I'm comfortable with it. 6L Duramax diesel engine (RPO L5P) may have a coolant leak under the vehicle. mlguzx wrtb wggie liq yvhad ggpgbko igogkk kcidf zwysu vdoef