Duramax acceleration problems.

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 having problems. Starts good but has no passing power stuck at 65mph. Will work OK for a few days and starts over again.

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

Dec 19, 2021 · The most common causes for slow acceleration in Chevy Silverado 2500 HD are clogged air filter, dirty mass air flow sensor (MAF), clogged fuel filter, fuel pump malfunction, faulty oxygen sensor, dirty throttle body, worn spark plugs and clogged catalytic converter. Less common causes are faulty throttle position sensor (TPS), bad ignition ... 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 ... 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.

I have a 2005 Chevy with a duramax. I am having acceleration problems. It has trouble building boost and the fuel rail pressure only gets to 10.2Kpsi. This problem is there most of the time but then goes away and the truck runs really well. I have replaced the MASS air flow sensor, accelerator pedal sensor, and had the turbo rebuilt (veins were ...

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 ... No problem since then. The MAF is very sensitive to residues and it can and will cause smoke if they get dirty or oily. Chevrolet '16 2500HD 4WD LTZ CC D/A LML Deep Ocean Blue, HID lighting, otherwise stock. GMC '04 2500HD SLE CC D/A LB7 SB Summit White, LineX, Nicktane, JK headlight harness, JK fuel pump and harness, Banks exhaust, EFI Live ...

If the truck can do 20 mpg empty, it burns 1.5 gal just covering the 30 miles, plus the extra 1 gallon going to the 9th injector. You end up using 2.5 gal /30 miles or about 12 mpg. These 2024's seem to be using closer to 2 gal/30 miles, plus the extra for regen makes 3 gal/30miles or 10mpg during regen.Chevy / GMC Duramax 04.5-05 LLY Forum. 04.5-05 LLY Duramax Powertrain Acceleration Problems ... Acceleration Problems. Jump to Latest Follow ...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 ...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.

Decided to start a new thread on this problem....2011 fleece k-pump cp3 conversion, fass lift pump, new injectors and motorops heavy tow tuning. On the first test drive when u stump it, it falls flat on its face just acts like it is defueling or something.

Remove thermostat. Flush the cooling system. Add water to the system. Keep the engine idle and slowly add a head gasket sealer to the radiator. (There are many types of head gasket sealers available in the market. Keep the engine idle for 50 to 55 minutes. Install the radiator cap.

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 …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 ...2024 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. 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. 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.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.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,

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 ...In today’s fast-paced business landscape, companies are constantly looking for ways to gain a competitive edge and accelerate their growth. One powerful tool that has emerged in re...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 ...Balance rates are also back and exactly where prior to this hiccup. 1.Fuel Filter Replaced/Filled with Diesel Kleen. 2. Gonna monitor everything to see if theres an underlying issue but I suspect bad fuel. Michael. 08 LMM. Leveled, Deleted, and Tinted, 5" Flo-Pro SS, EFI and Fass 150 Build. Like.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 …NeuReality, a startup developing AI inferencing accelerator chips, has raised $35 million in new venture capital. The growing demand for AI, particularly generative AI (i.e., AI th...The Accelerated Cost Recovery System (ACRS) is a depreciation method that assigns assets periods of cost recovery based on specific IRS criteria. The Accelerated Cost Recovery Syst...

Boosted Performance is now LIVE! LB7 Performance Parts: https://boostedperformance.com/duramax-lb7In this video, Jake covers the LB7 Duramax engine. It is a ...

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 ...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 …Sep 9, 2015 · 2005 CC SB LLY-Air dog 165 Factory filter deleted, S366 Turbo, 3IN Intercooler pipes, LB7 up pipe/EGR delete, Built trans, DSP5 switch, PPE Fuel press/EGT/Boost guages, 5 In exhaust, Big Chevy Traction Bars, HD Tie-Rod sleeves, Stainless Center Link, ARP Headstuds, Smoked Recon tail lights & brake lights, Smoked headlights/fogs/cab lights-My ATV hauler 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. Let’s now look into these different issues one by one.Throttle body issues are the cause of the engine power reduced message around 90% of the time. Electrical issues: Loose wires, clamps, or harnesses can cause electrical shorts or other problems that affect the engine’s performance. Fuel system issues: Problems with the fuel system, such as a clogged fuel filter or a malfunctioning fuel pump ...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.The Accelerator Pedal Position (APP) sensor is made up of 2 sensors that are housed inside one assembly. The Engine Control Module (ECM) supplies a separate 5-volt reference circuit and a low reference circuit for each of the sensors. The 5-volt reference for APP sensor 1 is supplied from the same source in the ECM as the 5-volt reference for ...

The exact MPG any engine gets depends on the vehicle it’s used in, but the 6.6-liter Duramax diesel engine gets an EPA-estimated 15 MPGs in city driving and 20 MPGs on highway driv...

Aug 1, 2023 · 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.

A new lift pump will not only improve the engine problems but also reduce emissions. In case you’re looking for a new diesel engine in OKC, you can consider contacting a good motor company. Water Pump Problems. Duramax engines are equipped with water pumps having plastic impellers. They’re weak and prone to failure.Amazon Web Services (AWS) has announced the 10 startups selected to participate in the 2022 AWS Space Accelerator. * Required Field Your Name: * Your E-Mail: * Your Remark: Friend'...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.The 2.8L Duramax is an inline-four-cylinder configuration with a variable-geometry turbocharger. With 181HP and 369 lb-ft of torque rating, the engine can tow up to 7,700 pounds. Compared to other engines in the Colorado and Canyon lineup, the engine has an impressive fuel economy. The 4WD has an EPA-estimated 20/29 MPG for city …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 AllEngine stalls during a hard acceleration. I have a 2002 Duramax with 180,000 on it. All stock and the original injectors. The other day when accelerating hard onto the highway it took off fine but just about 25-30 mph it felt like it stalled out. I let off the throttle and then slowly accelerated fine. There was a puff of blue/white smoke.The problem usually occurs while accelerating from a stop. Yesterday the truck fell on its face, so I pinned it and then three codes appeared. They were P0401 EGR insufficient flow, P0404 Exhaust Gas Recirculation Open, and P0101 Mass Air Flow Sensor Circuit Range/Performance. Any and all advice is appreciated.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.Aug 9, 2015 ... ... duramax.aspx Duramax Smoking and Hard Start Easy Cheap Fixes. ... Diesel in the Oil! - Injector Return Line Issue - '02 2500HD Duramax.Jul 15, 2009 · Mike . 2005 Chevy 2500HD Duramax LLY. BANKS ram air intake, MBRP 4" exhaust, CAT DELETE and NO MUFFLER, EGR Deleted, Fisher SS ExtremeV plow, Auto Meter Gauges, Boost, Pyro, Fuel Pressure, turbo resenator blocked off, PCV Reroute. 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.179 posts · Joined 2011. #5 · Sep 9, 2012. Mine has turbo lag when I'm barely rolling along waiting for traffic to go by before making a turn. It takes some forethought to leave enough room for this. At highway speeds, I have seen no problems with this. My LMM never did it. 2011 3500HD LML 4X4 CC LB DRW Black.

Sep 16, 2021 ... 3.0 Duramax Crank but won't start. This happens on Chevy Silverado, GMC Sierra, Chevy Suburban and Chevy Tahoe that has the 3.0 Duramax.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.Jan 14, 2020 · More LM2 Duramax 3.0 Issues. I bought a LM2 duramax recently, a black RST. I really do like it, but it has problems. First problem: After getting off the highway and stopping at a light, exhaust fumes flood the truck through the air vents. I thought maybe it was just one of those new car smells, and I thought it might go away, but nope. Instagram:https://instagram. hrb stock forecast 2025koeze coupon discount codeap seminar practice testforrest sweet car accident Bad Spark Plugs & Wires. Most Chevy’s have a spark plug replacement interval of 60,000 to 80,000 miles. When a spark plug goes bad it can cause cylinder misfires, rough idling, and acceleration issues. Bad spark plugs are one of the leading causes of a lack of acceleration in Chevy vehicles. callie gullickson net worthdownload juwa for android I have 2005 Duramax that has acceleration problem that comes and goes. If I accelerate a little to hard( not wot) it will kind of jerk and then its like you turned the key off. NO code but it WILL NOT go faster than 66 M.P.H. or above 2000 R.P.M.s. I let the air filter get terribly filthy, so obviously I hurt something but don't know what. wscr 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 ...Dec 9, 2006 · 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.