Duramax acceleration problems

Acceleration problems 03LB7. Jump to Latest Follow ... Hope this isn't the problem, or you are still under warranty. 2011 GMC 3500 SLT (Mostly Stock) 2001 911 Turbo 2007 Buell XB12XT ... Chevy and GMC Duramax Diesel Forum. 3.8M posts 207K members Since 2005 A forum community dedicated to Chevy and GMC Duramax diesel …

It does'nt make sense that the nox sensor would create such havoc, but it did.. So those of you Duaramax owners that have the vibration like your drive shaft or tires are out balance change the Nox sensor by the turbo.. Problem solved.. Good luck.. 2017 3500 hd L5P. 77cruiser.1. Don't loosen the coolant cap, it's a pressurized system for a reason. By adding pressure you increase the boiling point of water. 2. Your ECT gauge on the dash is not accurate. I know on my LMM it reads 210 consistantly, but when I look at my Edge it is steady around 18x.Enterprise-focused Alchemist Accelerator is back with another one. Today marks its 27th Demo Day, with more than two dozen companies expected to take the (virtual) stage. Coming in...THe Air Dog 165 immediately cures the problem. THere are two problems with fuel in our trucks. First is what we have been discussing, that is the lack of total quantity under max demand situations. THe second and possibly just as devestating is the fact that churned up diesel fuel fills itself with microscopic air bubbles.1. Excessive Oil Consumption. One of the most common 2007-2013 GMC and Chevy truck problems owners experience is excessive oil consumption. This problem led vehicle buyers to launch a class-action lawsuit against GM, which alleged 2010-2013 vehicles with Generation IV 5.3 Liter V8 Vortec 5300 engines were defective.Duramax throttle position sensor problems can cause issues with your vehicle’s acceleration and power. If left unresolved, these problems can result in stalling and engine failure. The throttle position sensor (tps) is a crucial component in your vehicle’s engine management system.

By following this step-by-step guide, you can effectively troubleshoot Duramax TPS problems. Remember to address any wiring issues, test the signal voltage, and evaluate TPS performance at different throttle positions. Proper TPS functioning is crucial for smooth acceleration and optimal engine performance. Cleaning The Throttle Body And TPS2024 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.Aug 16, 2018 ... Cowmaro Apparel: http://jdads.bigcartel.com/product/cowmaro-tee ...Best way I found to monitor truck is with an Edge Insight CTS. Oil life monitor jumps downward about 11% after every regen. I ignore the OLM. I go with oil analysis results to determine my change intervals and to make sure the is no fuel in oil. 2010 Gmc 2500 Duramax 853,500 Odometer miles - sold Nov 2018. 2013 LT CCSB SRW bought with 508,000 ...There are numerous reasons a car stutters when accelerating, including vacuum leaks, wiring issues and faulty sensors, according to AutoHub 360. In some cases, bad weather can caus...LML Doesn't want to downshift on acceleration. New to me 2015 LML. Feel stock power level wise but if you mat it it doesn't usually downshift it just slowly accelerates. Coming from an 08 lmm and if you mat it it will downshift and the rpms jump to 2500-3k and it goes. This new LML won't do that, it hasn't been an issue really but today …Jul 18, 2015 ... Comments67 · 2005 LLY Duramax Injector Pigtail Replacement · 2005 Chevy 6.6 Duramax Diesel Surging Problem Fixed · 2002 duramax LB7 high RPM&n...

Although the Duramax LMM engine was way ahead of its time, there are 10 common problems with it, including low fuel rail pressure, winter starting issues, DPF problems, water pump issues, gasket failure, piston failure, etc. Let’s discuss these problems and possible solutions. 01. Low Fuel Rail Pressure. Fuel filter problems cause low fuel ...Overall, the 8.1 Vortec is very strong and reliable. However, despite its reliability it does have a number of common problems. The engine suffers from lifter tick, CPS failure, intake manifold leaks, spark plug failure, excessive oil …Chevy / GMC Duramax 06-07 LBZ & LLY Forums. 06-07 LBZ & LLY Duramax Powertrain Black smoke on acceleration *Help!* ... right away when driving it I noticed it smoked on light and heavy acceleration. IE climbing hills passing in traffic acceleration to an on ramp. ... its not a problem man, just gimme a shout if you need it …Oct 2, 2009 · 2001 GMC Sierra 4x4 crew cab 4WD Duramax diesel engine. Runs & starts fine, and OK in normal driving, even hard acceleration, but when puling heavy load, after 2ndor third hard acceleration, check eng … read more

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Yes, only 2,100. Already had it at the dealership twice. When I accelerate from a stop, there's a hesitation, then after a couple seconds, or when it gets to 10-15mph, it kicks in and takes off. The check engine light came on once around 800 miles, and I took it to the dealership.Duramax LB7 engine was way ahead of its time. Still, it has 5 common problems: injector failure, head gasket failure, water pump failure, fuel filter housing O-ring leaks, and engine overheating. 1. Injector Failure. An injector is an instrument that injects liquid fuel into internal combustion engines. It is one of the essential parts of the ...Here is our guide to the 7 most common 6.6L LB7 Duramax problems and how to fix them. 1. LB7 Duramax Injectors. The most notorious LB7 Duramax problem is their original injectors. Even GM …Felt like either the transmission slipping or a fuel injector problem but it went away. Then today, while doing in town driving, it happened again and continued happening. The DIC displayed “Service Emission System”, “Reduce Acceleration”, “Service ESC” and “Service Traction Control”. The check engine light also came on.By following this step-by-step guide, you can effectively troubleshoot Duramax TPS problems. Remember to address any wiring issues, test the signal voltage, and evaluate TPS performance at different throttle positions. Proper TPS functioning is crucial for smooth acceleration and optimal engine performance. Cleaning The Throttle Body And TPS

Bad hesitation on acceleration, NOT turbo lag! I have a 2006 LBZ that is starting to give me problems, I have 122,000 miles on it and it is very well maintained. The engine is all stock except for efilive DSP5 tuning, I have ran a nicktane 2 micron fuel filter since the truck was bought new. For some reason for the past 2,000 miles (only took a ...Although the Duramax LMM engine was way ahead of its time, there are 10 common problems with it, including low fuel rail pressure, winter starting issues, DPF problems, water pump issues, gasket failure, piston failure, etc. Let’s discuss these problems and possible solutions. 01. Low Fuel Rail Pressure. Fuel filter problems cause low fuel ...07 2500HD Classic Black crewcab\SB Duramax LBZ -Diablosport 120HP-Diamond Eye True downpipe-4" straight exhaust from band clamp back-AEM intake with AFE filter and outerwear-PPE EGR Blocker Plate-PPE fuel plug-Edge Insight W\EGT-BD Diesel manifold-Intake resonator bypassed-RCD 6" front, 2" rear blocks, Low profile bumpstops for lower arms.Jun 5, 2021 ... BOV Action•1.7K views · 10:01. Go to channel · The LB7 Duramax - Reliability & Common Problems! 8020 Media•13K views · 4:34. Go to channel ...LB7 smokes black smoke on light acceleration! Hello everyone, I have a 2001 duramax that I got earlier this year and it has been running great untill the past 2 weeks. It gradually started smoking on light acceleration more and more. On full throttle it smokes like train. When I got it about 4 months ago it could floor it and it wouldnt smoke ...The FPR closes and opens according to the signal and the CP3 pressurises the fuel in it to the rails. If your CP3 is weak you wil usually get the 0093 code while towing or climbing a hill in higher gears. Your rail pressure will drop off the desired a bit and set the code. If the FPR is sticking you will usually have a slight lope at idle or in ...242 posts · Joined 2021. #2 · Dec 15, 2022. Cold air will sound different going through the turbo until piping, intercooler warmed up. Also when cold it keeps the vanes more closed in an effort to warm up the engine by making it work harder. Also the air around the engine transmits sound better when cold. 2020 GMC 2500 CCLB work truck …It takes the Duramax a whole 7.0 seconds to complete the run. With that said, however, the Duramax diesel’s torque rating stands at a whopping 460 lb-ft, nearly 100 more than the EcoTec3’s 383 lb-ft. The V8 might win the acceleration challenge, but the Duramax has the low-end torque to put up a good fight.2001 GMC Sierra 4x4 crew cab 4WD Duramax diesel engine. Runs & starts fine, and OK in normal driving, even hard acceleration, but when puling heavy load, after 2ndor third hard acceleration, check eng … read moreSound shows up on video at about 23 seconds. Ha ha I’m get that noise in the morning at around 15-20mph then it goes away never cared about it sounds like something rubbing a wire or something from the center counsel. The other thing that gets me temperamental is the Damb passenger seat belt when not flip correctly between the …

GM 6.6-Liter Duramax LML: CP4.2 … the Weakest Link. GM says the change from the CP3 pump used in the earlier models allows the LML to run on ASTM grade …

The 07 Duramax Throttle Position Sensor problems can be a headache for truck owners. The symptoms may range from poor acceleration to engine stalling, causing inconvenience and even danger on the road. Being aware of the signs and getting regular maintenance can help prevent these issues from occurring.I dont think a lack of air will limit your RPM. List your year of duramax and mods thats could give us insight. Lack of fuel will cut RPM off usually -head studs and gaskets-66mm-5” straight pipe axle dumped …Had no problems until now.I have a 2001 2500 hd 6.6 diesel.Last month changed a bad water pump.Now having acceleration problems.Changed fuel filter. Still …Need help! I have a 2015 lml and I’m getting a p0087 low rail pressure code under hard acceleration, rail pressure stays with the desired pressure until 23,000 then the desired will go up to 29k as the actual rail pressure won’t exceed 23,500. Had a “change fuel filter” on the dash so I swapped the filter for a new on and the next day ...Jan 12, 2012 · 85 posts · Joined 2008. #1 · Jan 12, 2012 (Edited) My 2008 GMC Sierra D/A has started making a noise I never heard before when I'm Accelerating, I just had it in for oil change, fuel filter change, and alignment. This noise had started earlier but now it's more often, I don't think it is the Turbo. My gas mileage has also dropped about 2 ... Oct 11, 2010 · 2003 Chevrolet 2500HD 6.6L LB7 AFE stage 2 cold air intake, Straignt pipe 4" AFE exhaust, New Bosch injectors, High idle switch, Stanadyne fuel manager w/ 5 micron water seperator filter, CAT 2 micron fuel filter, Alliant lift pump, 285 75 16 Toyo M55's, Lund Sunvisor, Duramax throttle position sensor problems can cause issues with your vehicle’s acceleration and power. If left unresolved, these problems can result in stalling and engine failure. The throttle position sensor (tps) is a crucial component in your vehicle’s engine management system.Once you’ve identified the problem, it’s usually a straightforward repair job. 08. Fuel Pump Failures. If your engine sputters at high speeds or loses power during acceleration, a failing fuel pump could be your culprit. Fuel pump issues can lead to poor performance and can even leave you stranded on the road.

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2009 GMC Sierra 2500 LMM, Cognito UCA, TRUXXX Keys, Bilsteins, Sulastic Shackles, 20x9 BMF S.O.T.A. 305/55R20 Pro Comp Xtreme AT's, Firestone Airbags, HID 6000K Low beams & Fogs, 20" LED Light Bar (IN the Bumper), Banks Dual Exhaust, Edge CTS. knotReally, corneredge and Tex Findlay.Ideal Duramax oil pressure ranges between 20-30 psi at idle & 45-70 psi under load. Common problems include faulty oil pressure sensors, clogged filters, and worn-out oil pumps. Regular checks and timely maintenance can prevent potential engine damage. Table Of Contents.P0101 mass air flow out of range. P0102 mass air flow signal low. P0401 insuffiecient egr flow detector. P0700 trans control system fault. P0113 intake air temp circuit signal high. P0299 turbo or super charger under boost. After driving 2 blocks light is back on. Check codes and P0101 and P0299 reappeared.Duramax throttle position sensor problems can cause issues with your vehicle’s acceleration and power. If left unresolved, these problems can result in stalling and engine failure. The throttle position sensor (tps) is a crucial component in your vehicle’s engine management system.I fear mine is doing the same thing… connectivity issue. Throwing check engine…”reduced acceleration drive with care” Reset once, came back on 30 minutes later. 2023 1500 Elevation Crew Cab with the 3.0 Duramax. Got it Valentine’s Day as a gift from my wife-You may experience several problems with the 3.0 Duramax engine during use. However, I have listed a few common Duramax problems reported by owners. Oil …1. Excessive Oil Consumption. One of the most common 2007-2013 GMC and Chevy truck problems owners experience is excessive oil consumption. This problem led vehicle buyers to launch a class-action lawsuit against GM, which alleged 2010-2013 vehicles with Generation IV 5.3 Liter V8 Vortec 5300 engines were defective.Are you looking to advance your career in the ever-growing field of technology? Look no further than online computer coding courses. In today’s digital world, coding skills are in ...Lack of Power and Authority. Another complaint against the 6.6 V8 is that it simply does not pack any authority at all. The 0 to 60 time is sluggish and sometimes outperformed by the Diesel Duramax engine and is known to struggle even at 75% of towing capacity. Those who are for the 6.6 have argued that it is not a sports car engine … ….

The new 2018 seems to intermittently when driving and pushing on the accelerator to intermittently hesitate like it is staving for fuel almost like a slight bucking. It started at around 300 miles and is still happening, but it is so intermittent it only happens 2 times in appx 60 miles.Boosted Performance is now LIVE! L5P Performance Parts: https://boostedperformance.com/duramax-l5pIn this video, Jake covers GM’s L5P Duramax engine. Could i...The Duramax is famous for rubbed through wire issues.. Pump up your fuel primer on the fuel filter head and let it sit (preferably overnight ). Recheck it in the morning and if the primer button is soft, start by rebuilding your fuel filter head or replacing it. Go through all fuel lines.Shudder under acceleration over 45mph. I’m getting a shudder/stutter when accelerating above 45mph. When I give it throttle above 45mph and it down shifts and puts the RPMs at 2,000, the shudder/stutter starts until 2,500 RPMs and then goes away. No issues under 45mph, during steady state driving, and it happen less when in tow haul …Same for your fuel filter. If your filter isn't letting enough fuel pass through, your engine isn't going to accelerate the way you need. Trouble starting your engine is another indicator that your fuel filter is clogged. If you've got a full tank of diesel and your engine won't start, there's a good chance your filter may need changing.0. 0. Dec 28, 2019. #1. Having a couple issues with my 2013 Duramax 75,000 miles. Show reduced power on the instrument panel and it feels down on power, maybe 75% of normal. But no check engine light. Also the lights dim every 5 seconds or so when at idle, the voltage goes from 14.5v down to 12.9 when this happens.2003 Chevrolet 2500HD 6.6L LB7 AFE stage 2 cold air intake, Straignt pipe 4" AFE exhaust, New Bosch injectors, High idle switch, Stanadyne fuel manager w/ 5 micron water seperator filter, CAT 2 micron fuel filter, Alliant lift pump, 285 75 16 Toyo M55's, Lund Sunvisor,0. 0. Dec 28, 2019. #1. Having a couple issues with my 2013 Duramax 75,000 miles. Show reduced power on the instrument panel and it feels down on power, maybe 75% of normal. But no check engine light. Also the lights dim every 5 seconds or so when at idle, the voltage goes from 14.5v down to 12.9 when this happens. Duramax acceleration problems, [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1]