Duramax acceleration problems.

Sep 16, 2017 ... GM and GMC vehicles have been plagued by throttle position sensor problems along with the dreaded reduced engine power or limp mode.

Duramax acceleration problems. Things To Know About Duramax acceleration problems.

Pull the shaft out and check the U-joints, maybe try a test drive without the shaft if will tell you something. 01 GMC 2500hd ecsb Dmax/Alli. 4" exhaust to 5" single stack,EDGE Insight CTS, EFI Live Moonshine tuned, Suncoast stage IV, Complete Kryptonite front end with PISK , 305/55/R20 Cooper Zeon's on Rockstars. Eaton E-locker.Another thing to check is the FICM harness at the side of the alternator, it is tied down with a zip tie. The sharp corner of the FICM bracket cuts into the wires and causes a short. You should fill out your Signature with the year and any mods on the truck. Click the User CP at the top left side and then the signature.having a problem with light blue smoke at idle and heavy blue smoke on acceleration with it clearing away at cruse speed some say it is valve guides but upon going to the dealer the claim there are no valve guide seals on the duramax 6.6 and that that problem could be turbo seals anyone with any ideas? this is a 2002 silverado 6.6 LB7. Like.Another thing to check is the FICM harness at the side of the alternator, it is tied down with a zip tie. The sharp corner of the FICM bracket cuts into the wires and causes a short. You should fill out your Signature with the year and any mods on the truck. Click the User CP at the top left side and then the signature.

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 TPSGM 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 MAF values on the scanner should read as follows: With the engine idling at a temperature greater than 140°F and the Exhaust Gas Recirculation Valve (EGR) closed, the value of the MAF should be 38-42 g/s. With the EGR commanded on to approximately 40% the MAF should be 18 -22 g/s.Chevy / GMC Duramax 01-04.5 LB7 Forums. 01-04.5 LB7 Performance Parts Discussion ... Power loss on acceleration. ... I'm pretty much and a stand still right now although my I was having problems with my shift indicator so I changed the nsbu and ignition switch which fixed that problem but did fix what I think is a fuel issue ...

The Accelerated Reading (AR) program encourages students to read on their own, at their own pace. It’s used in public and private schools, from kindergarten through high school, th...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.I have an '05 duramax. Am having acceleration issues at 2000 rpm. Once I hit 2000, regardless of the gear, it bogs down, loosing acceleration. then it will not run over 2000 rpm in high gear, which is about 65 mph. I have a "superchips" programmer but the truck does the same thing regardless of the settings (stock, etc...) it's like it has a ...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 …Aug 18, 2020 · Overheating (pre-2006) Fuel pressure relief valve. If you would rather consume this content via a video, check out our Chevrolet LLY Duramax Common Problems video below: 1. Bent Rods. While the LLY made competitive performance numbers back in 2004, the engine is certainly not competitive to the modern day diesels.

Low rail pressure is one of the most common cause of a limp mode in the 2001 – 2010 6.6 Duramax. DTC codes P0087, P0093 or P1093 may set due to low rail pressure. Low rail pressure could be caused by a restricted fuel filter, air in the fuel, a bad pressure relief valve, excessive return fuel from the injectors or a worn CP3 pump.

May 20, 2022 · Hesitant acceleration; Low fuel pressure; Power loss; Rough idle; Replacing the high-pressure pump is inevitable. However, you can prolong the pump’s lifespan with good maintenance culture and avoid running on low fuel. 3.0L Duramax Reliability. The crank no start issue is the major problem that has ravaged the 3.0L Duramax.

Leaking transmission lines. Fueling / low fuel pressure. Piston / crankshaft failure. Allison 1000 power limitation. The LMM is an extremely capable engine. Two of these common problems are really cheats by me because there aren’t a lot of common problems on these engines and drivetrains.2016 LML intermittent power loss and recovery. Just did a 3K trip on my 2016 over 3 days. Once each day for about 5 minutes while running at interstate speeds I had a power loss with excessive black smoke. Each time it lasted about 5 minutes and then was back to full power with no indications ever of any problems.Oct 17, 2022 ... Dude, after 10 plus years losing prime and no one had a solution, I sent this video to my mechanic and problem solved. Thanks so much.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 TPSIf the pedal is hard to push -even with the key off-- most likely bit is a pedal issue. You will have to replace the entire unit. A "Limp" will show a "Check Engine" light -- be limited to 2,000 RPM and only have reverse and 3rd gear. Chevy 04.5 LLY, 2X, shell, XDR, MikeL Heavy duty up-grade, 6spd, TransGo, deep pan, de-badged, 65 Gallon ...One of the most common problems associated with a duramax diesel engine is fuel injector issues. As they have been poorly designed, they’re prone to cracking. Bad …

Loaded weight for the first 1/2 of trip was 25,650 lbs for truck and trailer, empty weight was 14,850 lbs, I played around with speed coming home. Loaded at 60 mph I got about 11.5 mpg empty at 70 I got 8.9 mpg !!!! 2011 GMC Sierra 2500 HD 2500 4X4 Duramax Traded 162,000 miles!! 2019 GMC Sierra 3500 HD CC 4X4 Duramax SRW …Feb 9, 2023 · 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- Loaded weight for the first 1/2 of trip was 25,650 lbs for truck and trailer, empty weight was 14,850 lbs, I played around with speed coming home. Loaded at 60 mph I got about 11.5 mpg empty at 70 I got 8.9 mpg !!!! 2011 GMC Sierra 2500 HD 2500 4X4 Duramax Traded 162,000 miles!! 2019 GMC Sierra 3500 HD CC 4X4 Duramax SRW …Sound 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 …Sep 16, 2017 ... GM and GMC vehicles have been plagued by throttle position sensor problems along with the dreaded reduced engine power or limp mode.Common power issues plague Lb7 Duramax engines, leading to performance problems. Addressing these Duramax problems promptly is crucial to ensure optimal power output and extend the engine’s lifespan. Let’s delve into each of these problems and explore the symptoms, causes, as well as potential solutions and fixes. Fuel Injector Problems ...846 posts · Joined 2018. #1 · Oct 26, 2018. Well unfortunately I have the known “chuggling” issue on my 2019 L5P Duramax. The issue has occurred half a dozen times and the truck only has 1,800 miles on it. It always happens in 3rd or 4th gear under light acceleration. It feels like the engine loses fuel for a second causing deceleration ...

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19947 posts · Joined 2012. #4 · Aug 17, 2020. Over on the duramax forum there isn't a ton of issues being reported. There are some though. Regen issues, thumping sound from the motor, and a few other smaller things. The fuel pumps don't appear to be an issue on the L5P motors. At least not in the sense the LML trucks were.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 ...This video is an example of how we diagnose diesel drivability issues without changing a single part or guessing what the fault is. In this example the truc...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 ...Oct 3, 2014 · 1 post · Joined 2014. #1 · Oct 3, 2014. 01 LB7, only non stock is air intake.I was pulling an average size boat when I got a check engine light and lost power. I could ease it up to 50 mph but if I pushed it then back down to no power. Pulled into a parts store,changed fuel filter and they analyzed it. Said it was the fuel pressure regulator. Apr 17, 2006 · acceleration problems I have been having similar problems with my 04.5 LLY. I've got an edge set on level 4, 5" exhaust and an intake. It will set the world on fire from 1st-4th but as soon as it hit 5th it falls on its face. The truck won't accelerate even pushing the pedal to 3/4 throttle then it drops to 4th and takes off again.

Though Barta says the new LZ0 has a longer torque curve, reaching 490 pound-feet at 2,750 RPMs, you still get the 460 pound-feet at 1,500 RPMs. Basically, you still get the whiplash effect but also more power when passing and towing. 2023 LZO CC std box 4x4. previous: 2021 LM2 CC std box 4x4 ; '18 2500 L5P CCSB 4x4; '11 LML, '10 …

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 …

TikTok have announced that they are now accepting applications for the third round of their Support Black Businesses accelerator program. TikTok has announced that they are now acc...What are the most common problems with the L5P Duramax? 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. Since it’s relatively new on the market, there is still very limited information available on it as far as problems are concerned.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 pkg.Learn how to prepare for a WordPress migration and discover how to complete the process manually or with an automated plugin. Trusted by business builders worldwide, the HubSpot Bl...LML Surging on acceleration. I have a 2013 lml that when accelerating it will surge, happens more when under load pulling a trailer almost at any sort of acceleration rate. I've had this happening for the last 40k and no one knows how to fix it, no codes show. 112k I hit a deer and put new trans cooler, and bumper on the front, also did a 12mm ... Tmurray604. • 10 mo. ago. I just picked up my 2024 Sierra 2500 AT4 with the Duramax 5 days ago. Day 2 it was back at the dealer for a coolant leak (hose not fully clipped on at factory, so they say) after 180 miles. Got it back and 2 days later I got the “Acceleration reduced drive with care” message as well as “service traction control ... If your not too far I can take a ride with you and see if there is anything I can help you with. Tony Martino- Ridge Runner Diesel Performance, LLC - 854-444-2874. 2001-2016 Duramax Tuning & 2006-2016 Cummins Tuning. Allison 5 Speed and 6 Speed Tuning. www.ridgerunnerdieselperformance.com.5363 posts · Joined 2017. #3 · Dec 9, 2021. Some light reading material for you, too: P2459 Diesel Particulate Filter Regeneration Frequency. "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) 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.

Chevy / GMC Duramax 01-04.5 LB7 Forums. 01-04.5 LB7 Performance Parts Discussion ... Power loss on acceleration. ... I'm pretty much and a stand still right now although my I was having problems with my shift indicator so I changed the nsbu and ignition switch which fixed that problem but did fix what I think is a fuel issue ...Aug 22, 2010 · Chevy / GMC Duramax 04.5-05 LLY Forum. 04.5-05 LLY Duramax Powertrain Acceleration Problems ... Acceleration Problems. Jump to Latest Follow ... Indices Commodities Currencies Stocks5363 posts · Joined 2017. #3 · Dec 9, 2021. Some light reading material for you, too: P2459 Diesel Particulate Filter Regeneration Frequency. "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)Instagram:https://instagram. kpix news reportersweather in tinley park 10 dayshonda code p3497daily news jumble answers for today Feb 22, 2021 · New to me 2015 LML. Deleted and tuned (unknown tune) 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 I pulled my unloaded ... malheur county jail rostercraigslist savannah com GM Even has a TSB about rear chatter. Aftermarket is the way to go. 07 Chevy Silverado 2500HD SBCC LT/LMM 4X4 Lifted, Wheels, Spicy Tuna, Custom Money Shredder, Dual "Air Compressors" 90 GMC Sierra 1500 'Bagged, Bodydropped 4.5" ,24" Helo 866's w:275/30/24 Kumho's. 06CCDMAX;1564009 said: halo grand canyon university 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 …6.5L Diesel Engine Duramax First Generation: 2001-2004 (LB7) Duramax Second Generation: 2004.5-2005 (LLY) 6.2L Diesel Engine Fuel System, Air, Exhaust & Emissions Upgrades Top Contributors this Month View All3.0 Duramax common problems Starting problems. This may be the most prevalent issue in these engines. Basically, the engine’s starter motor gets cranking as soon as you try to switch on the engine. However, it keeps on cranking and the engine never really starts. Sometimes, the engine does start when you try to crank it a second time.