Duramax acceleration problems.

Feb 23, 2020 ... ... acceleration. Black smoke coming from the ... acceleration. Black smoke coming from the exhaust ... LB7 Duramax Idle Lope and Surge Issue Fix!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 …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 and highway ...

3. 1. Nov 17, 2022. #1. I just got a 2021 1500 3.0 Duramax with 15k on it. It is the Black Widow. I'm going to make a post about this strange squeal sound I hear under medium acceleration. Sounds like a balloon letting the air out while pinching the flap. IDK, I have had many turbos and this is not the turbo whistle.Same problem Hey guys, my LLY has recently been doing the same sluggish acceleration as of recent. Today 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 adviced is appreciated.

Jan 21, 2021 · 1 post · Joined 2022. #10 · Apr 25, 2022. Jburleson said: Hi, just purchased a 2021 At4 3.0 diesel. Less than 300 miles check engine light comes on and dashboard says “ reducing engine power”. Went to dealership. Mechanic thought it was a faulty code reading. They check it , said they found nothing faulty. They didn’t say which code it ... Mjrkav. 198 posts · Joined 2017. #6 · Jul 28, 2017. Had mine reflashed a few weeks ago. Pretty well solved the "sudden acceleration" problem. Trans shifts easier from 1st to 2nd. Pedal seems less touchy. Now if we could just solve the CEL code problem, I would be extremely happy!! 2017 Chevy Silverado 3500 L5P.

Some signs of faulty fuel pumps are dirty engine oil, whining noise and poor acceleration. This problem is common for early Duramax models and need to replace the pump to fix the issue. 2. Crank Start Issues. 3.0L Duramax engine gets the most complains due to the crank start problem.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 …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.You buy a diesel because it makes 400 rwhp but when you push on the throttle from a stop the truck is slow to move - the pedal feels... dead. It's not until ...

8. Loss of Power on Acceleration. The most common issues with an LLY Duramax diesel truck are loss of power at low revs under load and lackluster performance. This causes LLY Duramax engines to have issues accelerating, which can be dangerous.

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 ...

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...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 ... Jan 26, 2011 · 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 ... 203 posts · Joined 2014. #8 · May 25, 2016. There's a mass airflow sensor. Diesel engines in general don't have a throttle, that's why you don't ever spray MAF cleaner directly on the intake, it can over rev. Same can happen if your turbo compressor seal busts, oil will make its way into the engine and you can't turn the engine off.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 ... These codes are not related to your acceleration issue. The P1093 indicates issues with the FPRV. Take a look at this thread about doing a bottle test.639 posts · Joined 2011. #2 · Dec 29, 2011. Smoke means your either getting to much fuel or not enough air. So with that being said I would start easy and see if you have a boost leak. Be sure you hot a clean air filter, and fuel filter. After that if you don't find anything I would move to the injection area. Maybe have you injectors checked.

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 acknowledged their problems when they corrected the original injector design and issued a 200,000 or 7-year warranty on the updated model.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.Nov 22, 2021 · 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 mode. Issue isn't consistent sometimes it will go a day maybe 2 days no issues. Sometimes it will go 30 to 50 miles then issues occur still no codes. The issue when it happens. Is as follows. The truck sputters when driving at 1500rpm to 2500rpm like poping and sputters. Basically how a truck would sound with mass airflow sensors unplugged.The 3.0-liter Duramax diesel made 277 horsepower and 460 lb-ft of torque; 95 percent of peak torque happened at 1,250 rpm. The official EPA fuel economy ratings were 33/23/27 mph highway/city ...Towing 35' gooseneck with deer stands (not heavy) Cleaning exhaust filter message popped up while driving at 75 mph for about 70 miles. Truck went into limp mode almost immediately after message popped up. Drove 25 mph to dealer 60 miles away. They performed a service regen but could not find another issue.Open the cap at idle, you'll hear the difference in noise. You can also remove the belt and try to duplicate whether it's front engine pulley related. Should be able to tell without driving the truck, as you won't have any steering or brake assist. 🇨🇱 🚆2007 LBZ 3500 LT3 DRW Crew Cab, Sulastics, Putnam XDR 15K, B&W 30K-Turnover GN ...

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,Towing 35' gooseneck with deer stands (not heavy) Cleaning exhaust filter message popped up while driving at 75 mph for about 70 miles. Truck went into limp mode almost immediately after message popped up. Drove 25 mph to dealer 60 miles away. They performed a service regen but could not find another issue.

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...Some signs of faulty fuel pumps are dirty engine oil, whining noise and poor acceleration. This problem is common for early Duramax models and need to replace the …Aug 2, 2020 · 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. This huge exodus shows no signs of slowing down any time soon....VNO A Real Money Pro member requested I revisit what I first dubbed 'The Great Exodus' way back in the first half o...Water Pump Failure. Fuel Filter Housing O-ring Leaks. Blown Head Gasket. Overheating (fan clutch problems, radiator gunk) In addition to the above common engine problems, there are also a few worthwhile to mention problems that affect high horsepower LB7’s: Crankshafts + connecting rods break at high hp.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.Got an interesting problem to solve with my 3500HD SRW High Country. Put a Tuff Country leveling kit on the truck which included upper a-arms, torsion keys, front differential drop spacers, shock drop brackets, limit straps, etc. for the front end. I only lifted the front 2.75 inches leaving it about 0.5 inches lower than the back (slight rake).

I will walk you through the 10 most common 2.8 Duramax problems with solutions. 1. Transmission Failure. 2.8L Duramax has a 6L50 transmission system. The same transmission system is used in Camaro V6, Holden Chevrolet Lumina, Chevrolet Caprice, Cadillac SLS, SRX, STS, and CTS engines. It means GM has used a car transmission …

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...

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.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 Tech startup accelerators can help people with great tech ideas have cash and advice for their product. Learn how tech startup accelerators work. Advertisement At 20 years old, Bil...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.Fuel System Problems. Your Duramax relies on a clean and unobstructed fuel supply. Issues with the fuel filter, fuel line, or fuel injectors can cause reduced engine power. A faulty injector can disrupt the fuel mixture, and clogged fuel filters restrict fuel flow, both potentially leading to limp mode activation for protection.169 posts · Joined 2014. #13 · Mar 6, 2015 (Edited) Here is some information that will be helpful for your 2003. Check the Resistance values of the three APP Pots. Pins G, D, J are +5 VDC with reference to E, B, A. ( G to E, D to B, J to A) If those are good, check the connector connection to the ECM. Larry.Aug 16, 2018 ... Cowmaro Apparel: http://jdads.bigcartel.com/product/cowmaro-tee ...Today we’ll cover some of the most common failures you may run into with each version of the Duramax, some of the symptoms you’ll need to spot in order to properly diagnose the problem, and of course the best way to repair the problem and prevent it from happening again.Need some help here. When I floor my 2003 LB7 duramax at highway speeds it slowly crawls while accelerating. If I'm at highway speeds and put on cruise control and hold the accelerate option it gets up and goes like a bat out of hell. What could be the problem here if any? Maximum speed I can reach with it floored is like 75 mph.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 Chevy 2500 6.6L Duramax Diesel L5P number 1 issues/problem is the MAP sensor getting clogged and causing your Duramax diesel engine to run poorly and mos...Jul 28, 2021 · 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. 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 ...Instagram:https://instagram. hometown buffet hemet cakroger hurstbourne louisville kybreakout edu discount codemaine coon rehome 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. lvhn employee health locationsarrested.org ky 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 ... kramer's first name on seinfeld crossword clue Feb 3, 2022 · 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. If 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 ...Are you looking to accelerate your career in the field of Information Technology (IT)? If so, then obtaining a Cisco Certified Network Associate (CCNA) certification could be the p...